Download Control Devices & Systems

MCAC-2012-17
Control Devices & Systems
2012
Commercial Air Conditioner Business Units
Midea Air Conditioning and Refrigeration Sector
Add: West region of Midea commercial air conditioner department, Industry Avenue,
Beijiao, Shunde, Foshan, Guangdong, P.R. China Postal code:528311
Tel：+86-757-22394101 Fax: +86-757-26338003
http://www.midea.com http://www.mideaaircon.com
Corporate
Introduction
Midea Group
From its humble beginnings in 1968, Midea has developed into a
large corporation, covering HVAC, appliances, lighting, industrial
components, logistics, and real estate. Its 40 years of relentless
growth has brought its global turnover to $14 billion USD in 2009.
Consequently, Midea has created over 150,000 jobs both within
China and all over the world. In addition to providing affordable
goods to consumers worldwide, Midea is a responsible corporate
citizen, and has contributed to several social causes.
Midea believes in creating value through rapid response to
market demands, cost-efficient operations and consumer
satisfaction. As a result, Midea wields vast production capacities
to meet these demands, a fully integrated manufacturing
process, and a comprehensive range of affordable, high-quality
products to serve its global customers.
Today, Midea is a home appliance leader in China. The company
continues to actively globalize its operation by opening plants in
Vietnam, Belarus and Egypt. Additionally, Midea has several
forthcoming plants in order to offer enhanced products and
services closer to the market.
Midea CAC (MCAC)
As a key part of Midea Group, the Midea Central Air Conditioner
(CAC) Business Unit is a professional CAC products supplier and
commercial products solution expert. Since 1999 Midea central
air-conditioner contributes to the commercial product R&D and
technology innovation. By cooperating with the international
enterprises plus the independent R&D, Midea CAC achieves big
success in the commercial air-conditioner market and has
established thousands of sample projects all over the world.
Right now Midea CAC is one of the most professional CAC products
supplier as well as the professional project solution provider in
marketing, sales, project design and after service etc.
MCAC Chongqing factory with 14 product lines concentrates on the
water cooled centrifugal / screw/ scroll chillers, Air cooled screw/
scroll chillers, AHU/FCU etc.
MCAC Shunde factory with 31 product lines concentrates on the
VRF (DC inverter product/ Digital scroll product), split product, heat
pump water heater, AHU/FCU etc.
03
System Sketch And Controllers
System Sketch And Controllers
Midea CONTROLLER
Dedicated to create the most
comfortable life for you
Midea CAC designs a series of controllers according to various users’ various
needs. Our controllers carry on our principle of creating the most comfortable and
make the room under the desired and precise temperature. Moreover, our
controllers adapt the friendly and explicit operating interface to meet internal users’
operation.
Contents
05 MDV Controller
27 Air-cooled Modular Chiller Controller
32 Fan Coil Controller
38 Rooftop Commercial AC Controller
41 Air Handling Unit Controller
04
05
System Sketch And Controllers
System Sketch And Controllers
MDV Controller
Diversfication and universal controller for DC inverter air conditioners,
including wireless remote controller, wired controller,
weekly timer,
central controller,
and network controller.
06
07
System Sketch And Controllers
System Sketch And Controllers
Control Systems
Building Management System
Centralized Control
Midea Router
Individual control
Network Monitoring
Controller
485A-I
Wire controller
KJR-10B
KJR-12B
MD-NIM01
KJR-90A
Midea Remote
Service Centre
Remote controller
User’s Monitoring
System
Weekly Schedule
Centralized Controller
Connectable to
various sized BMS/BAS
X,Y,E
Lonworks BMS
MD-CCM09
RM02
RM05
R05
R06
R51
R71
Accessories
Card-key Interface
Indoor Centralized
Controller
X,Y,E
MD-NIM05
MD-CCM07
MD-CCM03
Outdoor Centralized
Controller
F1,F2,E
BACnet BMS
Card-key
Infared Sensor
K1,K2,E
MD-CCM08
MD-CCM02
MODbus BMS
MODbus gateway
Note: The wires in the diagram show the signal flows only,
while not represent the actual connecting ways.
*Combined ON/OFF function can be customized from us.
Web Monitoring Tool
MD-NIM09
MD-CCM08
Combined ON/OFF*
INFARED SENSOR
Outdoor units
K1,K2,E
P,Q,E
08
09
System Sketch And Controllers
System Sketch And Controllers
Control System(Mini VRF)
Building Management System
Midea Remote
Service Centre
User’s Monitoring
System
Connectable to various scales BMS/BAS
Comparison of Controllers
Item
Remote
Model name
RM05
R06
R05
R51
1
MAX. controllable IDU
Centralized
Controller
3rd-generation
Monitoring System
KJR-10B
KJR-12B
KJR-90A
MD-CCM03
MD-CCM09
KJR-90B
KJRF-180A
MDV-WLJKXT
1
16/64
1024
Wired Controller
On/Off
Operation mode setting
Heating mode
Midea Router
Fan speed setting
MD-CCM08
AC control
function
F1,F2,E
MD-CCM07
Centralized Control
Indoor Centralized
Controller
Weekly Schedule
Centralized Controller
Room temp. setting
Vertical swing
Horizontal swing
Economic mode
Network Monitoring
Controller
Group setting
Key lock
Backlight
MD-CCM09
MD-CCM03
Current time
X,Y,E
Display
Accessories
Individual control
Address
Wire controller
Card-key
MD-NIM05
MD-NIM09
INFARED SENSOR
KJR-10B
KJR-12B
KJR-90A
Remote controller
RM05
R05
R06
R11
R71
R51
RC prohibition
Error code
Period
Timer
On/Off per day
/4
On/Off per week
/28
On/Off timer
FOLLOW ME
Emergent stop
P,Q,E
Control
Emergent start
Address setting
MD-NIM01
BMS access
Control via internet
: Each of this kind of controller has the corresponding functions.
: This function is optional.
: This function is not available through the corresponding controller.
Note: The wires in the diagram show the signal flows only, while not represent the actual connecting ways.
/Week
10
11
System Sketch And Controllers
System Sketch And Controllers
Wireless Remote Controller
RM02
Wired Controller
RM05
R05
R06
R51
KJR-10B
R71
Functions
KJR-12B
KJR-90A
Functions
Follow me
Portable device
Explicit user interface
Wireless remote controller is a portable control
device. It provides a convenient way for users to
control the AC everywhere within a range up to
11m.
Users can synchronize the air conditioners’
parameters with the display panel of the wireless
remote controller. It’s the very way to make the room
environment precisely work at the user’s will.
Temp
1
Transmitting display
2
Running mode
3
ON/OFF
5
Time
6
Lock
With the FOLLOW ME function, the wired controller
can detect the air temperature at the user’s altitude
Sensor part
instead that of the ceiling or the floor. This helps
making the room environment comfortable and the
temperature accurate.
FOLLOW ME Button
4
ON
Economic operation
OFF
8
7
Time ON/OFF
9
Fan speed
Background light
Built-in timer
Built-in daily timer offers the convenience of
automatically starting and turning down the air
conditioners according to the set time.
24°C
ON
0
3
6
9
12
15
OFF
18
21 Time
The inddor unit is set to work at automode from 8:00 to 20:00
Background light allows user operate the device in
the dark room freely. The device lights whenever
the keys are pressed and last during the whole
operating procedure.
Easy connection
Easy installation
Wired controller conveniently connects to the indoor
unit’s display panel with the appropriative connecting
wire.
The wired controller allows to be installed into the
wall by fixing the bottom directly or fixing the device to
a mounting cabinet.
Built-in timer
Built-in daily timer offers the convenience of
automatically starting and turning down the air
conditioners according to the set time.
24°C
ON
0
Address setting
3
6
9
12
15
Display panel
OFF
18
21 Time
The inddor unit is set to work at automode from 8:00 to 20:00
Indoor main board
Besides the machine’s auto assigning addresses
function, users can set the indoor unit’s address via
the wireless remote controller.
Specifications
Specifications
Model
Dimensions
Power
KJR-10B
Wire controller
RM02
RM05
R05
R06
R51
R71
150×60×15
150×65×20
150×65×20
100×55×20
140×60×15
125×42×27
1.5V(LR03/AAA)×2
Model
Dimensions
Power
10B
12B
90A
120×120×15
120×120×15
90×86×13
Power from the display panel. Extra power is unnecessary.
12
13
System Sketch And Controllers
System Sketch And Controllers
Centralized Controller
Centralized Controller
INDOOR CENTRALIZED CONTROLLER
WEEKLY SCHEDULE CENTRALIZED
CONTROLLER
MD-CCM03
14
MD-CCM09
Functions
Functions
Centralized control
Three lock modes
Weekly schedule
MD-CCM03 is a multifunctional device which is
able to control up to 64 indoor units. And the
connection length can be up to 1,200m. With the
newly designed machines, this device connects to
the master outdoor unit, making the centralized
wiring quite simple.The 2 ways of connecting is as
follows:
Centralized controller MD-CCM03 provides a
superior way to manage the indoor units. Users are
able to make their own choice from locking the
wireless controller, locking the running mode or lock
the MD-CCM03’s keyboard, as they wish.
MD-CCM09 allows up to 64 indoor units making the
weekly schedule. Users can set up to 4 periods per
day and select the desired running mode and room
temperature. The operating object could be any
indoor unit or all the indoor units.
X,Y,E
P,Q,E
X,Y,E
P,Q,E
X,Y,E
P,Q,E
X,Y,E
Locking
Locking
Locking
Centralized
Running
Remote
Keyboard
Controller
Mode
Controller
X,Y,E
Single/unified control mode
Indoor unit working status display
MD-CCM03 displays both the indoor units working
status and the error codes. Via checking the error
codes table in the user manual, users can easily
find out the malfunction and call the repairman.
Error code or
protection code
The control object can be either single or all, making
the controlling operation convenient and easy. With
the operation signal feedback, users ensure their
machines work at the precise working mode.
OPR.UNSUCCESS
8:00
16:00
23:59
Sun
28°C
22°C
Mon
26°C
22°C
17°C
23°C
Tue
26°C
22°C
17°C
23°C
Wed
26°C
22°C
17°C
23°C
Thu
26°C
22°C
26°C
Fri
26°C
22°C
26°C
Sat
28°C
off
24°C
24°C
Three lock modes
Single/unified control mode
Centralized controller MD-CCM03 provides a
superior way to manage the indoor units. Users are
able to make their own choice from locking the
wireless controller, locking the running mode or lock
the MD-CCM03’s keyboard, as they wish.
The control object can be either single or all, making
the controlling operation convenient and easy. With
the operation signal feedback, users ensure their
machines work at the precise working mode.
OPR.UNSUCCESS
Locking
Locking
Locking
Centralized
Running
Remote
Keyboard
Controller
Mode
Controller
Connecting
status matrix
MODE
AUTO
01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16
00+
16+
ROOM.TEMP
T3
Hr ON
OFF
T2A
T2B
SET.TEMP
Hr
Indoor unit working status display
32+
FAN
48+
OPR.UNSUCCESS
Access to network monitoring
MD-CCM03 is able to bridge up to 64 indoor units to the network monitoring system and the building
management system.
X,Y,E
F1,F2,E
MD-CCM03 displays both the indoor units working
status and the error codes. Via checking the error
codes table in the user manual, users can easily find
out the malfunction and call the repairman.
Error code or
protection code
GROUP QUERY RUN SET
#GROUPALL
Hr ON
MD-CCM03
Specifications
Model
MD-CCM03
Model
MD-NIM09
Dimensions(H×W×D)(mm)
170×110×70
Dimensions(H×W×D)(mm)
170×110×70
Power
198-242V(50/60Hz)
Power
MODE
AUTO
01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16
00+
16+
T3
Specifications
#
ERROR
INLINE ON OFF PROTECT
ROOM.TEMP
MAX.64
Connecting
status matrix
198-242V(50/60Hz)
OFF
T2A
T2B
SET.TEMP
32+
FAN
Hr
48+
OPR.UNSUCCESS
(1.6)
#
ERROR
INLINE ON OFF PROTECT
(1.6)
GROUP QUERY RUN SET
#GROUPALL
15
System Sketch And Controllers
System Sketch And Controllers
Centralized Controller
Centralized Controller
WIRED CONTROLLER
UNIFIED ON/OFF CONTROLLER
KJRF-180A
KJR-90B
Newly designed centralized controller controls up to 16
Unified controller designed with graceful appearance and explicit panel.
indoor units and 1 heat pump water heater in addition.
Functions
Functions
Multiple machine control
Single/unified control
Unified control
KJRF-180A is a multiple functions device, which can
control both indoor air conditioners and heat pump
water heater. Moreover, KJRF-180A is able to
connect to the fresh air unit and realize the operation.
KJRF-180A provides an easy way to control the
indoor unit and water heater. User can quickly choose
the water heater or the fresh air unit to adjust their
running modes.
KJR-90B only offers the on/off and heating/cooling
choice for the indoor unit. And the running temperature
is set to be comfortable previously. By this way, the
indoor environment is quite convenient to manage.
KJRF-180A
KJRF-180A
Fresh air
Wall Mounted Unit
heating
KJR-90B centralized control up to 16 indoor units.
Wall Mounted Unit
Water Heater
cooling
Centralized control
Wall Mounted Unit
Fresh air
28°C
20°C
X,Y,E
Wall Mounted Unit
Max.16
Water Heater
Light indicator
Graceful design
Easy installation
KJRF-180A is designed with graceful appearance,
especially suitable for the high class environment.
The key lock function helps avoiding unnecessary
operation by mistake.
KJRF-180A offers two different appearances to
mostly suit the installation. Both of them are easy to
operate.
The lights of the KJR-90B indicate the indoor unit’s running mode. This helps discovering the abnormal indoor
unit. After the operations, the lights will fade to save energy and avoid disturbance. The indications are as
follows:
Light
Single On/Off key
Blue
Red
Cooling/Fan
Heating
Easy installation
KJR-90B can be easily mounted on the built-in cabinet:
Specifications
Model
KJRF-180A
Model
KJR-90B
Dimensions(H×W×D)(mm)
180×122×69
Dimensions(H×W×D)(mm)
90×86×8
Power
220V(50/60Hz)
Power
IDU Error
EEPROM Error
Unified On/Off key
Specifications
Flash
Powered from display panel. Extra power unnecessary.
16
17
System Sketch And Controllers
System Sketch And Controllers
Central Control Software
Multiple functions
3RD GENERATION
MONITORING SYSTEM
3rd generation system is able to realize the remote control of indoor units. The command of indoor unit
can be both the normal ones, such as changing the running modes, adjusting the temp., timer functions,
and the higher class command, such as excluding the other controllers to realize unique PC control.
Normal
Group
Unique
Funtions
Settings
PC Control
Running
3rd generation
status
monitoring
Reports
system
Functions
Friendly user interface
Running parameter display
3rd generation monitoring system offers a simple and explicit user interface to allow realize its functions
simply.3rd generations monitoring system is able to control up 1024 indoor units and 512 outdoor units.
3rd generation system can synchronize both the indoor
and outdoor units’ running status and parameters, to
realize the visual control of the refrigerant system.
Group definition 3rd
Moreover, the 3rd generation system records the running
status and error information of the refrigerant system,
The structure of the building
The layout drawing of the
floor makes it easy to select
the desired unit.
which helps the maintenance accurate and easy.
Click the unit to operate
Electricity charge apportionment
With the appropriate devices, 3rd generation system can record the total electricity consumption and the
on/off time of the outdoor units. And with the indoor units’ actual cooling power, the software intelligently
distributes the power consumption to each indoor unit. Moreover, the software can generate the electricity
charge bills and the bill of the indoor units’ on/off time, which is a basis of the power consumption.
Room01
(60kWh)
40%
Actual Usage Rate
30%
0%
35.3%
35% 35.1%
Displayed Rate
20%
20%
10%
35%
power distribution
Room04
(210kWh)
Room02
(120kWh)
19.4%
10.2% 10.2%
Room01
Room02
Room03
Room04
Room03
(210kWh)
The principle of the electricity distribution
Room 01 electric power
consumption
Demand capacity
of Room01
Total demand capacity
of indoor units
Total power
consumption
18
19
System Sketch And Controllers
System Sketch And Controllers
Accessories
Accessories
LONWORKS® BMS GATEWAY
BACNET® BMS GATEWAY
Cooperate with the 3rd generation monitoring software.
Enables centralized control of up to 1024 indoor units and 512 outdoor units to
the LonWorks BMS.
Easily connects to the BMS system.
Ideal for scattered units of large projects, such as high office buildings, etc.
Contains 4 groups of RS-485 communication ports and be able to connect up to
256 indoor units or 128 outdoor units to the BMS.
Be free to connect to the BMS or not.
Be compatible with 3rd generation monitoring software Firebird.
Monitor machines via local network.
Network example
Network example
MD-CCM07
MD-CCM08
X,Y,E
MD-CCM08
F1,F2,E
Outdoor units
Indoor units
MAX.4
CCM02 or CCM03
UPS
K1,K2,E
CCM02
CCM03
Indoor side
Outdoor units
HUB
Max.16
CCM03
BACnet/IP protocol
TCP/IP
X,Y,E
CCM03
Monitoring
system
Max.16
CCM02
K1,K2,E
F1,F2,E
Outdoor side
BMS
Indoor units
P,Q,E
Monitoring units via local web
MD-CCM08 allows users explore the units via local network, simply using the Internet Explorer. Moreover,
users can not only check the units running conditions, but also change the running parameter of the units, which
is quite convenient for users to control.
MD-CCMO7
gateway
UPS is recommended only, not necessary.
CCM08 has a wonderful adaptability to the BMS.
Recommended config
Operating system
WIN2000/WIN XP SP4
CPU
Pentium 4 2G or above
HDD
40G free space
Interface port
3rd generation monitoring software kit
Database
Microsoft SQL Sever 2000 personal edition
Chint DTS634 or corresponding model
Packing list
Packing list
PC should be field supplied.
3-core shield twisted pair lines should be applied to the network.
1
Company
BMS software
SIMENS
APOGEE
Brand
APOGEE
A N Y W
H E R E
TM
2 RS-232 terminals and 3 USB ports
Software
Electricity meter
Wide compatibility
2
TRANE
Tracer Summit
TRACER SUMMT
3
Honeywell
Alerton
4
Schneider
Andover
5
Johnson
METASYS
MD-CCM07 and power converter
20
System Sketch And Controllers
System Sketch And Controllers
Accessories
Accessories
MODBUS BMS GATEWAY
HOTEL CARD KEY INTERFACE MODULE
Support the Modbus protocol network
Bridge the Midea central AC system to the BMS
Compose a Modbus network of up to 1024 indoor units and 64 outdoor units
Transfer the information via the RTU mode
Wide voltage 12-48VDC adaptable
MD-NIM05
Network
ElectricalExample
wiring
Installation example
Cooperate with the wired controller to realized humanistic automatic control.
High voltage power is unnecessary, making the device safe and steady.
Auto-restart function inside.
Electrical wiring
Indoor Units
Max.64
P,Q,E
F1,F2,E
KJR-10B
KJR-10B
CCM03
MD-NIM05
MD-NIM05
K1,K2,E
Modbus
Gateway
Outdoor Units
220V
KM
Max.64
2
1
Optional accessories
Specifications
CCM03
Model
K1,K2,E
Modbus
Gateway
MD-NIM05
Dimensions(H×W×D)(mm)
86×72.8×15.5
Power
CCM02
Max.16
Powered from display panel. Extra power unnecessary.
INFRARED SENSOR CONTROLLER
Max.64
P,Q,E
CN
AC contactor
Wired controller is necessary in this card-key system.
P,Q,E
CN
Card key
Card key
CCM02
MD-NIM09
CCM03
Automatically adjust the room environment.
Automatically extend the shutting down time, avoiding frequent ON/OFF.
Graceful appearance accommodates itself to the different buildings.
Modbus
Gateway
CCM02
Installation example
One Modbus gateway can bridge one refrigerant system to the PC or the Modbus master.
Config AC System via Web
Dimensions
Once the Modbus network is set, users can
conveniently config their AC network system via the
web by the common tools, such as IE, or other
TCP/IP explorers.
The Modbus Gateway is designed with a small size.
It’s equipped a installation track for the easy
installation at the project site.
10.5
Electrical wiring
Infra-red inductive controller
Right Side
KJR-10B
KJR-10B
KJR-10B
Wire controller
Infra-red
sensor
Display panel
CN3
MD-NIM09
MD-NIM09/E
MD-NIM09
CN2
CN1
S1
Infra-red inductive
control box
Front Side
10.5
Optional accessories
Specifications
110
35
36
48
MD-NIM09 works together with the wired controller.
25.5
21
Installation Track
100
Model
46
Dimensions(H×W×D)(mm)
Power
MD-NIM09
Senor part: 46×30×25.6, Control box: 86×72.8×15.5
Powered from display panel. Extra power unnecessary.
Indoor main board
22
23
System Sketch And Controllers
System Sketch And Controllers
Accessories
Accessories
3-PHASE PROTECTOR
ODU CENTRALIZED CONTROLLER
Detect the power condition and make the corresponding protecting action.
Protect the compressor from being damaged.
Automatically distinguish the power supply’s abnormal type and automatically recover.
Functions
MD-CCM02
ODU parameters display
Excellent reliability
The protector protects the entire system from power supply problems, Moreover, the protector can
automatically recover from switching off status.
Power forms
380V-3N~50/60Hz
20V-3N~60Hz
APR-4V M2
HWUA
DPA51CM44
-10°C to 50°C
20°C to 50°C
-20°C to 50°C
Rated operational power
5.7VA
2.9VA
13VA
Protections
Phase reverse, dynamic/static phase loss, over/under voltage, phase imbalance, fail-safe
Temp. range
Dimensions(H×W×D)(mm)
Graph 2 LCD Screen
Access to network monitoring
Specifications
Model
With the MD-CCM02 users are convenient to check the
outdoor unit’s various kinds of working status, including
the frequency, temperature, current, pressure, protect
codes and error codes, etc.
59×40×72.4
Customized
MD-CCM02 is able to bridge up to 32 outdoor units to the network monitoring system and the building
management system.
K1,K2,E
Max.32
81×17.5×67.2
Specifications
DIGITAL POWER METER
Calculate the power consumption.
Do not need adjustment after working for long periods.
One outdoor unit corresponds one digital power meter.
Power
198-242V(50/60Hz)
Indications and installation
15mm long crack
72
LCD
A phase
B phase
C phase
201
Impulse
131
The digital power meter is
checked to be up to standard
after it is manufactured, so it's
able to work at once on the
project site. The lights
indications and the installation
are as the left.
Functions
Simple design
KJR-32B is specially designed for feed projects’ practical need. It displays no ODU’s working parameter, but is
able to connect to the alarm device when ODU is working abnormally. At the same time, the RUN light flashes.
Access to network monitoring
MD-CCM03 is able to bridge up to 64 indoor units to the network monitoring system and the building
management system.
Optional accessories
Specifications
Dimensions(H×W×D)(mm)
120×120×15
KJR-32B
145
Model
Dimensions(H×W×D)(mm)
REMOTE ALARM CONTROLLER
230
The digital power meter works at low
consumption. The working power is as
follows:
Voltage circuit: less than 2W/10VA
Current circuit: less than 2.5VA
MD-CCM02
Power
DTS634/DTS636
Low power consumption
Model
DTS634/DTS636
230×145×72
380V 3N~50Hz, 380V 3N~60Hz, 220V 3N~60Hz
Specifications
Model
Dimensions(H×W×D)(mm)
Power
KJR-32B
150×85×70
198-242V(50/60Hz)
24
25
System Sketch And Controllers
System Sketch And Controllers
Accessories
Accessories
CONTROL BOX
HRV WIRED CONTROLLER
KJR-27B
CE-AHUKZ-01/CE-AHUKZ-02
V4+ functions inside.
Match the new outdoor units.
Functions
Introductions
HRV controller
Built-in timer
Midea KJR-27B is individually designed for the
HRV—Heat Recovery Ventilator, to fulfill the HRV
working mode. The HRV is able to work at the
exhausting mode, air supply mode, by pass mode,
heat exchanging mode, auto mode.
Built-in daily timer offers the convenience of
automatically starting and turning down the
modular chillers according to the set time.
CE-AHUKZ-01/CE-AHUKZ-02 is an independent control box that can convert a machine to V4+ type like
machine and execute theV4+ functions. The wiring of the control box is as follows:
Power supply
Centralized Controller
Setup screen example
Set to wednesday: 8:00 to 20:00
0
3
6
P/Q/E
24°C
ON
AUTO->HEAT EXCHANGING->
EXHAUSTING->BY PASS->AIR SUPPLY
9
12
Power supply
15
X/Y/E
OFF
18
21 Time
Wired Controller
T1/T2/T2B
Specifications
G/L pipe
Model
Fan/pump
KJR-27B
Dimensions(H×W×D)(mm)
Power supply
120×120×15
Power
198-242V(50/60Hz)
Specifications
MODE LOCKING CONTROLLER
Model
KJR-31B
CE-AHUKZ-01/CE-AHUKZ-02
Dimensions(H×W×D)(mm)
Power
485×395×205
198V-220V(50/60Hz)
Functions
Midea OUTDOOR UNIT DIAGNOSIS
SOFTWARE MCAC-DIAG/E
Running mode locking
KJR-31B is used for management of the indoor
units to lock their running mode. This is the
very device to avoid misusing and running
mode conflict.
Display the outdoor units’ real-time running conditions.
Make the running status charts automatically.
Support the V3, V4, V4+, D3, D4 outdoor units.
Multiple device control
Wiring diagram
KJR-31B is a device which can lock up to 64 indoor units’ running status.
X,Y,E
Max.64
Dimensions(H×W×D)(mm)
Power
485A-I
Recommended config
Specifications
Model
The diagnosis software takes advantage of
the K1, K2, E of the outdoor units. The
wiring diagram is simple and explicit.
Operating system
WIN XP SP4/WIN 7
KJR-31B
CPU
Pentium 4 2G or above
120×120×15
HDD
30G free space
Interface port
RS-232 terminal
198-242V(50/60Hz)
K1,K2,E
26
27
System Sketch And Controllers
System Sketch And Controllers
Air-cooled Modular Chiller Controller
PC Control
Air-cooled Modular
Chiller Controller
RS485/RS232 converter
Computer
Wired Controller
X,Y,E
KJR-08E
KJR-08E
KJR-08E
P,Q,E
Outdoor Units
1 PCB
1 PCB
1 PCB
2 PCBs
3 PCBs
1 PCB
*The red line function stands for the parallel connection. This function can be customized for users.
28
29
System Sketch And Controllers
System Sketch And Controllers
Wire controller
Wire controller
AIR-COOLED MODULAR
CHILLER CONTROLLER
AIR-COOLED MODULAR
CHILLER CONTROLLER
KJR-08B/BE
KJR-08B/BE(C)
KJR-120A
Functions
Functions
Auto-restart
Running status display
The controller automatically records the running
status before the power is off. When the power
recovers, the modular chiller could work at the
former mode and status. This helps the modular
chiller work automatically no matter whether the
power fails or not. The modular chiller does not
have the auto-restart function.
The controller shows the running status of the
modular chiller on the display panel, which
includes temperatures, currents, protections and
error codes, making the maintenance convenient
and explicit.
Display operation mode
OFF
t1
t2
Run
T B To t . O u t
Tu r n - O n
Mode
t2
Display Query data
Display units and load
Built-in timer
Setup screen example
Set to wednesday: 8:00 to 20:00
24°C
ON
3
6
9
12
15
OFF
18
21 Time
Access to network monitoring
MD-CCM03 is able to bridge up to 64 indoor units to the network monitoring system and the building
management system.
KJR-120A is able to set the hysteresis temperature δ to various value. This function helps the users set the
temperature of the water precisely. The value of δ can be 2,3,4,5°C.
Access to network monitoring
MD-CCM03 is able to bridge up to 64 indoor units to the network monitoring system and the building
management system.
MAX 16 PCB
MAX 16 PCB
Monitoring System
Monitoring System
RS485-R5232
RS485-R5232
Specifications
Dimensions(H×W×D)(mm)
Power
Display time-on/off
Hysteresis TEMP.SET
0
Model
Display operation mode
30°C
Heating
OFF
t1
Net-On
Display time-on/off
time
30°C
Heating
Heat
To t . l o a d
Ti m e O f f
Display operation
status
Query
O n O n l i n e u n i t s Q t y.
Ti m e O n
Built-in daily timer offers the convenience of
automatically starting and turning down the modular
chillers according to the set time.
The controller shows the running status of the
modular chiller on the display panel, which
includes temperatures, currents, protections and
error codes, making the maintenance convenient
and explicit.
220V
198V
Display Query data
Fault
30°C
Heating
The controller automatically records the running
status before the power is off. When the power
recovers, the modular chiller could work at the
former mode and status. This helps the modular
chiller work automatically no matter whether the
power fails or not.
power
Mode
30°C
Heating
Running status display
Display operation status
power
220V
198V
Auto-restart
Specifications
KJR-08B/BE or KJR-08B/BE(C)
120×120×70
198-242V(50/60Hz)
Model
Dimensions(H×W×D)(mm)
Power
KJR-120A
120×120×70
198-242V(50/60Hz)
30
31
System Sketch And Controllers
System Sketch And Controllers
Accessories
MONITORING SYSTEM
3-generation network control software
Fan Coil Controller
Functions
Remote monitoring
Monitoring system provides the convenience of maintaining the air-cooled modular chiller on the PC
instead of on site.
MAX 16 PCB
Monitoring System
RS485-R5232
Weekly schedule
Multiple parameters display
Air-cooled modular chiller monitoring system
provides the function of making the weekly
schedule. Users can set up to 2 periods per day
and select the desired running mode and
temperature.
Air-cooled modular chiller monitoring system
shows the very details of the chillers’ running
status, which includes temperatures, currents,
protections and error codes, making the
maintenance convenient and explicit.
8:00
16:00
23:59
Sun
28°C
Mon
26°C
22°C
17°C
23°C
Tue
26°C
22°C
17°C
23°C
26°C
22°C
17°C
23°C
Wed
Thu
Fri
Sat
24°C
22°C
26°C
22°C
26°C
26°C
22°C
26°C
28°C
OFF
24°C
Recommended config
Operating system
WIN2000/WIN XP SP4
CPU
Pentium 4 2G or above
HDD
Interface port
40G free space
RS-232 COM port
Software
3rd generation monitoring software kit
Database
Firebird®
32
33
System Sketch And Controllers
System Sketch And Controllers
Wire controller
TWO-PIPE WIRE CONTROLLER
KJR-15B
Fan Coil Controller
Centralized control
Functions
Celsius and Fahrenheit display
CCM03
KJR-15B is able to show the Celsius and
Fahrenheit temperature to fit all kinds of users.
Press the UP and DOWN keys together for 5
seconds to change the display mode.
Indoor unit
FCUK2
FCUK2
MD-NIM01
MD-NIM01
Precise temperature control
Be considerate about the energy saving and
avoiding frequent ON/OFF, the controller accepts a
temperature tolerance of 2℃ difference between
the setting temperature and the room temperature.
T1
Weekly schedule control
ON
TS
OFF
Individual control
Cooling mode
TS
TS-2
30°C
62°F
86°F
Auto temperature sensing recover
When the room temperature sensor’s voltage is
out of the range of 0.05-4.95V, the controller
stops the fan and shows E1, which indicates the
corresponding error. When the temperature
T1
TS+2
17°C
OFF
senor work normally again, the indoor unit return
to its original working status.
ON
Heating mode
T1:Indoor temperature TS:Setting temperature
Easy installation
KJR-15B is a small size controller and offers an easy way to install in to the exposed floor-standing unit. The
installation is as follows.
MD-NIM01
KJR-18B
CCM09
KJR-21B
KJR-15B
Specifications
Model
Dimensions(H×W×D)(mm)
Power
KJR-15B
130×70×30
220-230VAC(50/60Hz)
34
35
System Sketch And Controllers
System Sketch And Controllers
Wire controller
Wire controller
TWO-PIPE WIRE CONTROLLER
TWO-PIPE/FOUR-PIPE
WIRE CONTROLLER
KJR-21B
KJR-18B
Functions
Functions
Wide temperature range
Low temperature protection
Temperature calibration
When the low temperature protection is valid and
the machine is off, When the room temperature is
lower than 5°C, thermostat will run in heating
mode automatically, when the temperature
reaches 7°C，thermostat will be off。
Users are able to adjust the temperature display on
the controller when the room temperature is much
different from the real room temperature. This helps
compensate the temperature difference between
the controller and the indoor unit and makes the
temperature control precise..
Actual Room Temperature
temp
7°C
5°C
5°C
0
35°C
10
20
30
40
Indoor temp. °C
Simple operation
KJR-18B controller offers a simple and explicit
operating interface to the users.
OFF
Heating
The temperature adjustment ranges from 5°C to
35°C, which helps making a more compatible
environment for users.
25°C
time
Four type of controllers
Wide temperature range
KJR-18B is a thermostat that has developed into 4 types. Each type has its own features to suit different
environment.
The temperature adjustment ranges from 5℃ to
35℃, which helps making a more compatible
environment for users.
35°C
10
20
30
40
Indoor temp. °C
In heating mode, KJR-21B automatically turn on or
turn off the auxiliary electric heating device to
warm the room environment. The control is as
follows, to save energy and avoid frequent
ON/OFF:
Auxiliary Electrical Heater
ON
5°C
0
Auxiliary electric heating
temperature
Model
Room temp.
KJR-18B/E-B
For 4 pipe unit
-
-
Fan is on when T1=Ts
-
-
KJR-18B/E-C
Valve is on when T1=Ts
-
-
-
Easy installation
Built-in daily timer offers the convenience of
automatically starting and turning down the air
conditioners according to the set time.
KJR-18B controller is very easy to install into the wall, the steps are as follows:
Setup screen example
Set to wednesday: 8:00 to 20:00
24°C
ON
0
3
6
9
12
15
OFF
18
21 Time
time
Specifications
Model
Dimensions(H×W×D)(mm)
Power
Specifications
KJR-21B
80×80×40
198-242V(50/60Hz)
Model
Dimensions(H×W×D)(mm)
Power
KJR-18B/E-D
-
For 2 pipe unit
Built-in timer
OFF
Set temp.
KJR-18B/E-A
KJR-18B
130×80×30
198-242VAC(50/60Hz)
-
36
37
System Sketch And Controllers
System Sketch And Controllers
Accessories
FCU CONTROL BOX
CE-FCUKZ-01/CE-FCUKZ-02
Make the FCU compatible
with the MDV controller.
Rooftop Commercial
AC Controller
Functions
Temp. sensor inside
Network address inside
To get the accurate temperature information of the
project site, the FCUKZ control box is integrated
with the temp. sensor of room temperature T1 and
the evaporator intermediate temp. sensor T2.
The FCUKZ control box is integrated with the
MD-NIM01 to achieve a network address. With the
network address, the FCU can be controlled by the
centralized controller MD-CCM03 or the PC
monitoring system.
RC receiving
The FCUKZ control box has a infrared receiving panel, which helps receiving the signals from the wireless
controller.
Access to network monitoring
With the FCU control box the fan coil unit can be connected to the centralized controller MD-CCM03, which
bridge the fan coil unit to the network monitoring system.
CCM03
485A-I
PC Monitoring
38
39
System Sketch And Controllers
System Sketch And Controllers
Wire controller
Wire controller
ROOFTOP AC WIRED CONTROLLER
ROOFTOP AC WIRED CONTROLLER
KJR-23B
KJR-25B
Functions
Functions
Humanistic remind
SPAN setting
temp.
KJR-25B offers various kinds of reminding to
keep the ventilating system working efficiently
Your thermostat is set at the factory to cycle at 2°F
span=1 span=2
span=3
and safely. The controller will not only remind
(1°C) above and below the set temperature. The
span equates 2. This setting has been designed to
3
provide a comfortable room temperature under most
HEAT
TEMP
all conditions. However, the span can be adjusted to
time
modify the cycle time.
KJR-25B is able to show the Celsius and Fahrenheit
temperature to fit all kinds of users. Press the UP and
DOWN keys together for 5 seconds to change the
display mode.
The thermostat counts the hours your system’s filter has been in use.
To maximize the system’s performance and energy efficiency, the filter
should be clean or change regularly. When the total system running
time for heating and cooling reaches 400 hours, the filter indicator
normally for the sake of low battery.
7°C
35°C
45°F
96°F
Compressor protection
flashes as a reminder.
KJR-23B designers consider the damage to the
compressor because of the frequent ON/OFF. So
when the working conditions are true, the
compressor starts working in 4 minutes.
reminds whenever the system fails to work
Celsius and Fahrenheit display
Filter monitor
Compressor protection
the user of cleaning the filter termly, but also
Auto cut off
The thermostat will automatically cut off in heat
mode if the room temperature rises above 95℉
(35℃). It will cut off in cool mode if the room
temperature drops below 45℉(7℃).
7°C
35°C
45°F
95°F
KJR-25B designers consider the damage to the
compressor because of the frequent ON/OFF. So when
the working conditions are true, the compressor starts
working in 4 minutes. When the working mode alternates
between cooling and heating, the compressor starts in 5
minutes.
Energy monitoring
KJR-25B records the working time of the cooling
and heating system. It collects the working time
of today, yesterday, this week, last week or
totally.
H
Usage Today
Specifications
Model
Dimensions(H×W×D)(mm)
Power
Specifications
KJR-23B
110×80×30
1.5V(AA)×2 & 24VAC
Model
Dimensions(H×W×D)(mm)
Power
KJR-25B
120×80×31
1.5V(AA)×2 & 24VAC
M
40
41
System Sketch And Controllers
System Sketch And Controllers
AHU Controller
Air Handling Unit Controller
CONTROL CABINET
(CUSTOMIZED)
Functions
Multiple functions design
The AHU controller is reliable controlling cabinet which can be customized from our factory to perfectly suit the
project site. Customers are welcome to customize their desired room temperature, humidity, start-up mode, or
operating interface etc, in our factory.
42
System Sketch And Controllers
System Sketch And Controllers
AHU Controller
Reliable component selection
To enhance our controller’s reliability, we make great effort to compare the devices’ parameter and select the
most reliable and well-know brand’s components to assemble our controller. Most of the components are from
international brands such as Schneider®, Siemens®, Honeywell®, etc.
CONTROL BOX
CE-AHUKZ-01/CE-AHUKZ-02
Convert a machine into a multi AC.
Match the new outdoor units.
Introductions
Midea AHU connection kit is an interface to allow other brand manufacturer’s DX AHU or VRF indoor units
connecting to Midea VRF outdoor units. Midea VRF outdoor units can be used with this connection kit, creating
an ideal solution when a unique AHU is required. The composition of the AHU connection kit is as follows:
Honeywell
SIEMENS
SIEMENS
Schneider
Inverter technology
AI
DI
AO
P
DI
AO
T
AI
T
T H
M
F
M
T
M
F
M
M
43
AO
DI
Our designers use the inverter technology to
realize the precise function such as constant
pressure, constant humidity, constant
airflow. Besides feeding the comfort need,
the inverter technology also can help saving
the energy.
AI
AHU connection kit
Control part
EXV part
Sensors and wires
Controller
Wiring diagram
Star delta starter
Star delta starter helps reducing the motor’s
startup current and reducing the electricity
consumption. By this technology we first connect
the motor in a star way and turn to the delta way in
a few seconds. It helps reduce the startup current
to 1 third and the voltage to about 58%.
Y-
Power supply
Centralized Controller
P/Q/E
Monitoring function
The monitoring function helps the users to check the working
condition of the system. The current, voltage, and the working
Power supply
X/Y/E
Wired Controller
T1/T2/T2B
G/L pipe
Fan/pump
condition of some units are displayed on the controlling cabinet.
Users can customize the desired function from our factory.
Power supply
44
45
System Sketch And Controllers
System Sketch And Controllers
Available connecting ways
1st: Air temperature control via an external field supplied DDC.
Room temperature is controlled as a function of the return or supply air (customer selection). The DDC
controller is translating the temperature difference between set point and air return temperature, or air supply
temperature, or room temperature, and controlling compressor operation.
Tr
DDC
AHU
connection
Kit
T2
Ts
T1
Room
2nd: By fixed evaporating temperature
A fixed target evaporating temperature of between 3ºC and 8ºC can be set by the customer.
The cooling load is determined by the actual evaporating temperature. Wired controller KJR-12B can indicate
errors.
Wired controller
Tr
T2
T1
Ts
Room
3rd: Using Midea wired controller KJR-12B
Set point can be fixed via standard wired controller. The cooling load is determined by the air return
temperature and set point on the wired controller.
Tr
T2
T1
Ts
Room
Wired controller
Specifications
Model
Dimensions(H×W×D)(mm)
Power
CE-AHUKZ-01/CE-AHUKZ-02
485×395×205
198V-220V(50/60Hz)
Memo
46