Download VSC Manual

C
c
ZENEB
c
I N S T R U G T I OM
NANUAL
c
ANDQUALIWASSURANCE
ZENERTECHNOLOGY
These
Industries.
of AC drivesto Australian
Since1978ZenerElectrichassuppliedmanythousands
experience'
house
of
in
in a wealth
resulting
applications
intonumerous
driveshavebeeninstalled
of this expertise,modern
The ZenerVSC AC motorvariablespeedcontrolleris the culmination
requirements.
applications
andindustrial
technology
has provento operate
The ZenerQualityAssuranceprogramensuresthateveryVSCmanufactured
correctlyin the productiontestbaybeforedispatch.
VSCPRODUCTWARRANry
periodof24 months
andmaterialsfora
theVSCagainstdefectiveworkmanship
ZenerElectricwarrants
fromthe dateof dispatch.Suchdefectswillbe rectifiedfreeof chargefor bothlabourand material,at
ZenerElectric'spremisessubjectto:
andor repairs,subjectto a warranty
anorderuponZenerforservice
customerraising
1. ZenerElectric's
ofthemodelandserialnumber,thedateof originalpurchase
claim.Theorderisto stateparticulars
docketnumber.
andinvoice/delivery
withthe Instruction
or useotherthanin accordance
2. Alldamageresultingfromincorrectinstallation
Manualissuedby ZenerElectricis excludedfromthiswarranty.
alteration,
3. The Warrantybeingrenderedinvalidif the productis misusedor if any unauthorized
productis
of
the
number
product
the
serial
be madeor
of anypartof the
or substitution
modification
defacedoraltered.
to returnthe product,
(bothways)isto bemetbytheownerif it is necessary
4. Thecostof transportation
or any partof it, to ZenerElectric'spremises.
with
incurredin connection
timeandexpenses
5. A chargebeingacceptedbytheownerfortravelling
owner.
by
the
as
requested
warrantyserviceat the use/s site
6. ff the productwas notpurchasedfromZenerElectricdirectly,thena warrantyclaimmustbe lodged
willnotbe etfectedby ZenerElectricunless
withthe originalsupplierin thefirstinstance.Repairs
supplier.
approvedbytheoriginal
byus,carrytheirmake/s
inoursupplyormerchanted
7. Goodsnotofourownmanufactureincorporated
warrantyonly.
thatshouldthe claimbe
on thecondition
willbe accepted
8. Goodsreturnedfor claimunderwarranty
willbechargedto the customefsaccount.
inspection,
rejectedthenallcosts,including
SAFETY
of the user
in a safemanner.lt is the responsibility
andoperated
YourVSCmustbe applied,installed
andwiringof yourVSC.
theinstallation
covering
andpractices
withallregulations
to ensurecompliance
to connector
attempting
before
understood
read
and
completely
should
be
Manual
ThisInstruction
equipment.
installthis
operatethe VSC. Onlyskilledpersonnelshould
THE CONTENTSOF THISMANUALARE SUBJECTTO GHANGE
WITHOUTNOTICE
C
c
TABLE OF CONTENTS
Section
Page
S p e ci fi ca ti o n s
2
R e ce i vi n g
3
V S C l d e n ti fi ca ti o n
3
V S C C h a ssi sMe ch a nicallnstallation
4
V S C E n cl o su reMe ch anicalInstallation
5
V S C P o w e rWi ri n g C onnections
6
V S C C o n tro lWi ri n g C onnections
7
VSC Adjustment Set-up
8
VSC Led Indicator Locations
9
V S C S ta rt-u pGu i d e
10
V S C S ta rt-u pT ro u b l eShootingGuide
14
VSC MODEL NUMBERS
High
Performance
F
I
v
Gener al
P ur pose
Single
Phase
V S C -H 3
VSC-S3
VSC-S4
VSC-55
vsc-H4
V S C -H 5
VSC-H1O
V S C -H13
VSC-H17
V S C -H 2 4
VSC-H32
VSC-H38
VSC-H44
Full Load
Current
2.5 A
2.9 A
4 . OA
5 . OA
1 0 . oA
VSC-G13
VSC-G17
VSC-G24
VSC-G32
VSC-G38
VSC-G44
VSC-G60
1 3 . OA
1 7 . 5A
2 4 . OA
3 2 . OA
3 8 . OA
44.OA
60.0 A
c
page 1
VSC GeneralSpecifications
INPUT POWER SUPPLY
VSC-S SinglePhaseSupplyplus Earth
VSC-G ThreePhaseSupplyplus Earth
VSC-H ThreePhaseSupplyplus Earth
START BOOST
Continuouslyadjustablewithin one of four
switch selectableranges:
L o w , N o r m a l ,M e d i u ma n d H i g h .
INPUT VOLTAGE
VSC-S 22Oto 24OVac
V S C - G 4 1 5 O R 4 6 0 V a c O R M u l t iI n P u t
V S C - H 4 1 5 O R 4 6 0 V a c O R M u l t iI n P u t
Multi lnput:346/38014151440Vac
FLUX COMPENSATION
Automaticallyreducesmotorvoltage(flux)in
proportionto motor load. This allowsenergy
savingsin applicationswhere the motor
is not alwaysfully loaded.
INPUT VOLTAGE TOLERANCE
+1oo/oIo -157" of nameplate voltage
+2OY" for one mains cycle
SPEED OUTPUT SIGNAL
0 to 10 Vdc:O to 100Hz ( 5V:50 Hz )
O to 10 Vdc:O to 12OHz ( 60 Hz Inp ut)
I N P U T F R E QU E N C Y
Either50 Hz OR 60 Hz
0 to 6.7 Vdc:O to 100% Load (nominally)
OUTPUT SUPPLY
ThreePhaseSupplyplus Earth
OUTPUT VOLTAGE
oI nameplateInputVoltage
O to 1OO7"
OUTPUT FREQUENCY
Switch SelectableFrequencyRanges
Minimum:1Hz
Maximum: 50, 75, 1O0Hz (60,90, 12OHz)
SPEED INPUT SIGNALS
Potentiometer(135 ohms to 5O00ohms)
O t o 1 0 V d c ( R i n : 1 O , 0 O 0o h m s )
Oh m s )
1 to 5 Vdc (Rin:10O,O0o
4 to 2OmA DC (Rin:250 ohms)
Speed signalsmay either be differentialor
earth referenced.
ACCELERATION/DECELERATIONTIM ES
Accel and Decel times are independently
adjustablewithinone of two ranges:
O . 7 5t o 1 5 s e c o n d so r 7 . 5 t o 1 5 0 s e c o n d s
(continuouslyadjustablewithineach range)
SLIP COMPENSATION
Automaticallyadjustsoutput frequencyand
voltageas motorspeed changesdue to load
variation.This providesimprovedspeed
regulationwith large changes in motor load.
Speed regulation:O to 100% Load Variation:
For an 82/" efticientmotor, typically:
+1.OO"/"
3 . 3 : 1T u r n D o w n ( 1 5 t o 5 0 H z )
+1.257"
5 . 0 : 1T u r n D o w n ( 1 0 t o 5 0 H z )
For a 92"/" etlicient motor, typically:
+O.5"/"
5:1 TurnDown (10to 50 Hz)
+1.O7"
1 O : 1T u r n D o w n ( 5 t o 5 0 H z )
+O.1"/"
At a set speed: tYPicallY
ReactionTime: nominally1 second
RATED CURRENT
Referto the table of VSC Model Numberson
page one for the rated current of each VSC
model.
page 2
LOAD OUTPUT SIGNAL
FREQUENCY RESOLUTION
Variable
Continuously
FREQUENCY STABILITY
175 partsper million/"C
)
PROTECTIVE CIRCUITS WITH LED
INDICATION
Circuit,Over Current,
Fault,
Short
Earth
Under Voltage,Over Voltage,
Over Temperature,RemoteTriP.
STATUS INDICATION
ZeroSpeed,Enabled,Forward,
On,
Power
Reverse, Accel Limit, Decel Limit,
Driver Modules.
CONTROL TECHNIQUE
SineWaveCodedPulseWidthModulation
STOP/START CONTROL
controlledby contactclosure.
Electronically
Contactsmust be voltagefree.
FORWARD/REVERSECONTROL
controlledby contactclosure.
Electronically
Contactsmustbe voltagefree.
ACCEL LIMIT CIRCUIT
timeto avoid
acceleration
Increases
OverCur r enttr iPPing.
nuisance
DECEL LIM IT CIRCUIT
timeto avoid
lncreasesdeceleration
nuisanceOverVoltagetriPPing.
AM BIENT TEMPERATURE RAN GE
Operating: 0"Cto SO"C
Storage: -2O"Cto 7O"C
ISOLATION
12 and 13 on the VSCControl
Terminals
connectedto EARTH.
Boardare internally
J'
LINEARITY
Linearity between speed input signal and
output frequency is O.3%.
)
RECEIVING
I n s p e c t t h e V S C fo r sh i p p i n g d a ma ge. lf any dam age is found, r epor t it to the car r i er
im m e d i a t e l y .Acce ss th e i n si d e o f th e contr ollerand check for any visual dam age. D O
NO T AT T E M P TT O OP E R A T ET H E CONTROLLERIF ANY VISUAL DAMAGE EXIST S.
Ch e c k a l l c o n n e cto rs a n d re l a ys to be sur e they ar e locked secur ely in place.
A f t e r t h e i n i t i al i n sp e cti o n , th e V S C m ay be r e- packed and stor ed in a clean dr y
lo c a t i o n u n t i l y ou a re re a d y to u se i t. DO NOT stor e this equipm ent in any atea w her e
t he a m b i e n t t e mp e ra tu rew i l l ri se a b ove 7O"Cor dr op below - 2O"C. DO NOT stor e thi s
equi p m e n t i n a re a s o f h i g h co n d e n sationor cor r osiveatm ospher e.Pr oper stor age i s
necessary to ensure satisfactorycontroller start-up and performance.
Th e i n f o r m a t i o nco n ta i n e d i n th i s ma nual is sufficientfor installationand star t- upo f the
VS C i n m o s t a p p l i ca ti o n s. F o r co mplete details r egar ding applications, selec ti on,
oper a t i o n , c o mmi ssi o n i n ga n d tro u ble shooting please r efer to the VSC Applica ti ons
M a n u a l a n d t h e V S C S e rvi ce Ma n u al.
VSC IDENTIFICATION
Locate the VSC Name Plate on the inside of the VSC chassis. The drawing below is
an example of this name plate.
VARIABLE SPEED
CONTROLLER
z ENER
Model
Port No:
Seriql No:
InputSupply:
O u t p u tC u r r € n t :
Nom,PoW€r:
cont.
int.
MADE IN AUSTRALIA
Us e t h i s d r a w i ng to n o te th e re l e va n tdetailsof your VSC. The lnput Voltageand Model
Numb e r o f y o ur co n tro l l e ra re i mp o r tant and you will need to know them for proper
ins t a l l a t i o n .
page 3
VSC ChassisMechanicalInstallation
and PhysicalDimensions
l-_
t
B _____-l
*
l
tI
F r o nt
Vi e w
Side
View
I
Verticol
Control Terminols
)
1.
2.
3.
4.
End
View
A l l d i m e n s i o n so r e i n m m .
Mountingholes ore 8mm diometer.
D i m e n s i o nt o l e r o n c e : A 1 m m .
DO NOT ollow sworf or ony other
condoctive moteriol to enter the
chossis or domoge moy result.
Model
Number
READTHIS FIRST
VSC_S3
v>u->+
\/qn_
qq
H
mm
n
B Weight
mm mm mm mm
kg
W
3 0 5 265
3 0 5 265
l n q 265
lvb
285 1 R 5
285 1 8 5
285 1 8 5
5
8
I
)
The chossis must be mounted in o
Cleon, Dry, Vibrotion Free locotion.
Protect the chossis ogoinst dust,
corrosive goses ond liquid sproys,
Operoting Temperoture: O'C to 50'C.
Mount the chossis verticolly, oway
from heot rodioting sources.
Allow I0O mm obove ond below
the chossis for ventilotion.
lf the chossis is mounted inside
o n e n c l o s u r e ,h e o t d i s s i p o t i o n m u s t
be ollowed for. Plqstic enclosures
ore NOT recommended due to iheir
poor heot dissipotion. Refer to the
VSC Applicotions Monuql for detoils.
V S C - G l3
V S C _ G71 3 8 0
v)t -bz+
380
V S C _ G 3 2J 8 0
VSC_G38 380
VSC_G44 6 0 0
V5U_bOU
600
265 t v o
385
385
385
385
385 zou
3 8 5 260
230
580 230
5 8 0 230
VSC-H3 305
VSC-H4 305
VSC_H5 305
V S C _ HO
1 anq
V S C _ H31
V S C _ H71 3 8 0
V S C _ H 2 43 8 0
V S C _ H 5 23 8 0
VSC-H38 600
VSC-H44 600
265
265
265
265
265
385
385
385
385
385
285
285
285
285
285
360
360
360
580
580
IVO
tvo
196
196
196
tvo
tvo
tYo
260
260
285 t d 3
360 aan
360 230
2aa
aAn
185
9
1 A
t a
1 A
t a
1 A
t a
1 A
t -
28
32
q
tt'c
185
185
185
230
230
230
230
230
I
9
v
14
14
14
28
28
)
page 4
VSC EnclosureMechanicalInstallation
and PhysicalDimensions
(
l
l
Front
View
tI
A
C
I
Ver ticol
-T
I
End
View
CobleEntry
\_/
\_/
t l
IJ
\,
I
I
[-,,___]
READTHISFIRST
1 . T h e V S C e n c l o s u r em u s t b e m o u n t e d
in o Vibrotion Free locotion.
2 . P r o t e c t t h e e n c l o s u r eo g o i n s t d u s t
b u i l d - u p o n d d r i p p i n go r s p r o y e d
liquids.
Operoting Temperoture: O'C to 5O'C.
4. M o u n t t h e e n c l o s u r ev e r t i c o l l yo w o y
from heot rodioting sources.
A l l o w 1 O O m mo b o v e , b e l o w o n d e i t h e r
s i d e o f t h e e n c l o s u r ef o r v e n t i l o t i o n .
o . D o n o t m o u n t t h e e n c l o s u r ei n
direct sunlight or on hot surfoces.
C
Side
View
7 . l f t h e e n c l o s u r ei s m o u n t e d i n s i d e
o n o t h e r e n c l o s u r e ,t h e t o t o l h e o t
d i s s i p o t i o nm u s t b e o l l o w e df o r .
R e f e r t o t h e V S C A p p l i c o t i o n sM o n u o l .
'l
.
2.
3.
4.
A l l d i m e n s i o n so r e i n m m .
M o u n t i n gh o l e s o r e 8 m m d i o m e t e r .
D i m e n s i o nt o l e r o n c e : A 1 m m .
Do not ollow sworf or ony other
c o n d u c t i v em o t e r i o l t o e n t e r t h e
e n c l o s u r eo r d o m o g e m o y r e s u l t .
Model
Number
Ivsc-s3
VSC_54
VSC_S5
H
mm
W
D
A
B Weight
mm mm mm mm
kg
445 280 200 420 1 8 5
445 280 200 420 1 8 5
445 280 200 +20
VSC_Gl3 + + J
VSC_Gl7 520
V S C _ G 2 4 520
VSC_G32 520
VSC_G58 520
VSC_G44 920
V S C _ G 6 O920
280
400
400
400
400
400
400
200
200
200
200
200
265
265
185
230
230
230
230
230
420
495
495
495
495
890
890
2an
VSC_H3 445 280 200 420 1 8 5
VSC_H4 445 280 200 420 1 8 s
\/sr'- H 6
445 ) 280 | 20c 42oJ1 8 5
VSC_H1O
2 8 0 | 200 42oI 1 8 5
] 4451
v s c - H l 3| 445 | 28ol200 420| 1 8 5
v s c - H 1 7| szoI 400I 200 4' q- q" 1I 230
vsc- H24I 520 | 4ooI 2 0 0 4e5 | 230
vsc- H32| 5 2 0 | 400 | 200 4e5 | 2 3 0
vsc-H38I s2oI 400 | 265 8s0I 230
vsc- H44| 920 I 400 | 265 8e0 230
|
8
11
12
12
19
19
19
19
35
39
11
12
1 a
I L
12
19
19
1A
35
AK
page 5
VSC Power Wiring Diagram
VSC-G and VSC-H
L1
L2
L3
EARTH
STUD
TARTH
STUD
M1 \t12 M3
3 phose
I n d u c t i o nM o t o r
OR
3 phose
lnduction Motor
f--
i r
i \
:
with Microtherm
or Thermistor
O v e r l o o dP r o t e c t i o n
N/1 l\/12 M3
l
with Microtherm
or Thermistor
Overlood Protection
L _ _
)
1
R e c o m m e n d e dF u s e a n d
Circuit breaker Ratings
Model
Number
lnout Current
Fuse or
Continuous l nt e r mi t t e nt C / B R o t i n g
VSC_S3
VSC_S4
VSC-55
4.8 A
6.6 A
8.J A
V S C _ G31
1 4 . 3A
1 9 . 3A
15.7 A
zo.+ A
29.1A
38.7 A
46.0 A
V>U-tJ
I /
v>t-- uz+
VSC_GJ2
VSC_G38
VSC-G44
VSC-G6O
VSC_H3
VSC-H4
\/qr'-
q
L..t
V S C _ HO
1
VSC-H1
3
VSC-H1
7
VSC_H24
VSC_H32
VSC_H38
VSC_H44
page 6
READTHIS FIRST
35.2 A
41.8A
48.4 A
66.0 A
2.8 A
4.4 A
1 1 . 0A
14.3A
1 9 . 3A
zo.+ A
35.2 A
41.8A
48.4 A
7.2 A
9.9 A
1a
tr,
z t . z
tr?
z
A
A
72.6 A
4.2 A
o.o
A
1 6 . 5A
21.5A
28.9 A
39.6 A
52.8 A
oz./
A
72.6 A
1 . P o w e rI n p u t o n d O u t p u t t e r m i n o l s
ore locoted in the boitom right
hond corner of the controller.
10A
10A
16A
2 . E I T H E RF u s e s O R o C i r c u i t B r e o k e r
s h o u l d b e c o n n e c t e do s s h o w n
16A
3. Locote the VSC Nome Plote ond
ahaa?
aa
3
4
6
6
8
oDove.
2
0
3
3
0
A
A
A
A
A
6 A
10A
10A
2 0 4
324
324
40A
6 3 A
6 3 A
8 0 A
thp
lnnr rl
\/nlf nnp
RtrtrnRtr
connecting moins power.
+. Microtherms or Thermistors should
be instolled in ihe motor for
overlood protection. Refer to the
VSC control wiring diogrom for
trio contoct connection detoils.
5. lnput Voltoge toleronce is -15%
to *1O% of nomeplote volue.
6 . Do not connect contoctor or reloy
coils to the VSC output terminols.
7. Coble sizes should be selected
occording to locol codes or
stondords. The lnput Current toble
moy be used for coble selection.
z
VSC ControlWiring Diagram
C
Important!
Sce tha toblae
bclow for dctolls
of r6loy oporotlon.
VSC
Termlnol 12 (common)
ond tcrmlnol 13 (scrccn)
orc lntGmollyconnectcd
to Eorth (Ground) potcntiol.
tr
CONTROLBOARD
10
d
.-r
I
r--t-
1'l
12
- -J-_
-
1 a
Stop
-
F
Remota
Trip Contact
speadMetcn
o ,Ltg
5
I
10
11
Rcmotc
Trip
Contoct
L---
Spced
Rcfercnca
Solcctor
----1
1
2
3
4
5
lnput Spced
Refercncc
No. I
otorovdc
OR
4to20mA
OR
1 to5Vdc
1
2
3
4
5
Cloae Contoct
L _:_f9trl4lILN_GBElgw_:
_ _J
1
2
3
4
5
t- l - ; ; ; T - l - t r
l"**"'*""1J # l I
lnput $cad
Rcfercncd
No. 2
0 to 10 Vdc
OR
o potentlometcr
moy be connected
os ehown obovc.
I
I
I
r Theee llnks should nomolly be Instolled.
lf 1ou require dlfferentlol Inpute, remow the
llnk bctwecn 8 ond 12 (cpced rcf 1) ond/or
11 ond 12 (spccd rcf 2). Refcr to the \6C
I
;
I
I
Powar - Up
Start - Up
Remotc
Trip Contoct
BElgw_:
L _ :_Ngtrl4rylN,_3
_ _J
Remote Trip Contact:
Cable:
Iu
No Input
Powcr
Clo3cd
Open
Pow6r On,
No Foult
Open
Cloaed
Power On
Foult Detcctsd
Closed
Opon
FAULTMODE
I
I
Normolly o motor ovcdood dcvlce 3uch os o
Thermlgtor Rcloy or o Microtherm would bc
conncctcd to tcrmlnols 4 ond 5 os ahown. lf
thla contoct la opened, th€ \6C wlll be dleobled
'Led
ond th6 Remote Trlp
will lllumlnote. lf lt
la unused, tcrminols 4 ond 5 should be llnked.
17
I
thc tlpe of Input elgnol for Speed Refcrence
No. 1 moy be aclsctcd by scttlng Swltch B on
the Control Boord, Refer to pogc 8 for detoll8
on Speed Reference No, 1 Input eclcctlon,
Shielded
[*l'-r
to
I
:
I
I
Rcmotc
Trip Contoct
Inductive Lood
12
Appllcotlons monuol for morc dotolls.
Slngle Dlrcctlon
2 J{lra Control
Contoct Rotlng:
2A ot 240Voc
Lood Mctcr
(opttonol)
lf only Spccd Refcrencc No. 1 le rcqulrcd,
termlnols 5 ond 6 ghould be brldged. lf
only Speed Rcforencs No. 2 le to be used,
tsrmlnols 5 ond 6 ehould be lgft oosn,
Drlw to Stop Swltch Control
5mA
Uqx
/',r.\t*
' l
Slnglc Dlrcctlon
Pushbutton
Control
18
-
t'
Vl: : Bo,"",too
0 to 6.7 Vdc = 0 to 1002 Lood
8
17
Spced Matcr
(optlonol)
(for 60Hz Input,0 to 1O Vdc = 0 to 120 Hz)
Lood l,lcten
to
\O/
135 ohm to 5k ohm
Sp€6d Control
Potentiometer
=+ I ^,-
Fontard/Rewrse
Pushbutton Control
1 5
5mA
Mox
1n"u".". I
trc- J -"-T- |
Forword I
14
No Input
Power
Closed
Open
Power On,
Zcro Sp€od
Cloacd
Opcn
Powcr On,
Speed ) Zcro
Opcn
Closed
ZERO SPEEDMODE
No Input
Powcr
Clossd
Open
Power On,
Drlve Stoppcd
Cloeed
Open
Opcn
Closcd
Powcr On,
0rlve Enoblcd
ond Dircctlon
Sclcctod
RUN MODE
ShlcldcdCoble muat be ueed for oll wlrlng
to termlirole 1 through 15.
Control Circuit
Contact Rating:
24 Vdc ot 0.1 A
* WARNING *
lf thc input powcr is Intcnuptcd,
or the Remotc Trlp contoct la rcsct,
then on UndesiredStort Up moy occur.
page 7
VSC AdjustmentLocationsand InitialSettings
50 H z
( 6 0 Hz)
Run
Mode
F o u tl
Mode
B
Switch
Switch A
Stotus
Reloy
-7\
Hz
(s0 Hz)
Mode
Ouput
Frequency
Selection
Tero
Speed
Mode
1 0 0H z
(120Hz)
Standord
Motors inc.
Overdrive
15 - 150
seconds
Accel/Decel
Ronge
0.7s - 15
(time to go
from 1 Hz
to 50 Hz)
Non
Stondard
Motors
*
Volts/Hertz
Rotio
seconds
Non
Stondord
Motors
Not
Fitted
Fitted
)
1 - 5 V d c
Input Speed
Reference
0 - l 0 V d c
No. 1
Selection
*
Broking
Module
Option
4-20mA
High
*
Stotus Reloy Mode, Output Frequency,
Accel/Decel Ronge, Speed Reference No. 1
ond Stort Boost Ronge moy be re-selected
to suit your opplicotion. However, refer to
t h e V S C A p p l i c o t i o n sM o n u o l b e f o r e c h o n g i n g
the Volts/Hertz Rotio or the Broking Module
Option selections.
Medium
Normol
Stort
Boost
Ronge
Low
The Stort Up procedure in this monuol will
guide you through the Customer Adjustments
ond finol Switch selections.
A p p l i c a ti o n
Se l e c t io n
Sw i t c he s
Switch oositions shown
here ore for stondord
operotion.
See the tobles obove
for olternotive switch
selection.
ee
page 8
(^
VJ
e
(^
u)
Customer Adjustments
Accel Decel Stort
Boost V/Hz
Time Jlme
nme Boost
a
a
u)
Flux
Slip Current
Comp Corirp Limit
o a o a a a a
100% 50% 50% 25% 70% O%
O% 100%
Initiol Settings
O% = fully counter-clockwise
1 O O %: f u l l y c l o c k w i s e
eeeooaeoeeeee
\
</
VSC Led IndicatorLocations
/^\
\y
@
I
Driver Module Leds
Driver Module Leds illuminote to indicote normol
operotion of the Driver Modules.
They ore only on when the VSC is Enobled, o Direction
selected ond the Soeed Reference is oreoter thon zero.
VSC Control Board
ACCELDECEL
LIMIT LIMIT
@
FWD REV
@
@
o o
a a a o a a a a
EN
@
Terrninnl
Sfrin
FWD
REV
EN
A C C T LL I M I T
D E C E LL I M I T
Z E R OS P D
Forword Direction Selected
Reverse Direction Selected
VSC Enobled
Accelerotion Limit Operoting
DecelerotionLimit Operoting
VSC of Zero Speed
EF
Eorth Foult
l ln dar
OV
OT
oc+
RT
PWR
@Er
@uv
@ov
trtff
O
@ or
@ oc +
@ oc@nr
@ ew n
\/nltnna
Over Voltoge
Over Temperoture
Over CurrentPlus
Over CurrentMinus
Remote Trip
PowerOn
Key:
@
Green Led
o
Yellow Led
@
Red Led
Eorth Foult in motor or motor wiring
I n p u t V o l t o g e l e s s t h o n 8 5 % o f N o m e p l o t eV o l t o g e
I n p u t V o l t o g eo r D C B u s s V o l t o g e e x c e s s i v e
H e o t s i n kT e m p e r o t u r ee x c e s s i v e
O u t p u t C u r r e n t h o s e x c e e d e dm o x i m u m o l l o w o b l e
R e g e n e r o t i o nC u r r e n t h o s e x c e e d e dm o x . o l l o w o b l e
Remote Trip contoct is open
page 9
VSC START.UP PROCEDURE
Yo u r V S C w i l l o p e ra te co rre ctl y i f the m otor has been connected as shown i n the
P o w e r W i r i n g d i a g ra ms a n d a p p ropr iate connections have been made as sh ow n i n
t h e C o n t r o l W i ri n g d i a g ra ms.
Th i s p r o c e d u re i s i n te n d e d a s a guide and should pr ovide a successful start- up for
m o s t a p p l i c ati o n s.H o w e ve r, i f mor e infor m ationis r equir ed, we suggest you r efer to
t h e V S C A p p l i c a t i o n sM a n u a l .
Before connecting Power to your VSC, ensure that the input
supply voltage corresponds to the nameplate specifications of
your controller.
ADJUSTMENTS
CUSTOMER
S e t t h e A p p l i c a t i o n S e l e c t i o n S w i t c h e s t o suit your installation.Referto the VSC Adj us tments diagram.
S e t t h e C u s t o m e r A d j u s t m e n t s a s s h o w n on the VSC Adjustment diagr am.
START BOOST RANGE SELECTION
Th e r e a r e f o u r S ta rt B o o st ra n g e s: Low, Nor m al, Medium and High. These r anges
pr o v i d e d i f f e re n tV o l ts/H e rtzp ro fi les at low speeds so that the m otor star ting tor que
c a n b e s e l e cte d to su i t sp e ci fi c a pplications.
T h e N o r m a l S ta rt B o o st ra n g e i s sufficientfor most applications.lf you r equ i r e hi gh
s ta r t i n gt o r q ue o r i n cre a se d e n e rgy savings fr om an over sized m otor , use the gui de
b e l o w f o r s e l e cti o nd e ta i l s.
Low Start Boost:
F ans and centr ifugal pumps. Squar e law
tor que
speed r elationship. Low br eaka way tor que r equir ed. Achieves the highest
e ner gy saving for lightlyloaded or over sized
motor s.
N orma lS ta rtB o o st:
Gener al pur pose applications.Conveyer s.
M ed i u m S ta rtB o o st: H igh star tingtor que r equir ed. Mono Pumps,
C r usher s,Vibr ator yfeeder s, etc. High br eaka way tor que r equir ed.
H i gh S ta rt B o o st:
M aximum tor que r equir ed over the entir e
speed r ange.
W ARNING
lf y o u h a v e se l e cte d th e Me d i u m or High Star t Boost Ranges, or if the Star t Boos t
ad j u s t m e n t i s se t a b o ve 7 O7 " , continuous oper ation at low speeds may res ul t i n
ex c e s s i v e mo to r h e a ti n g . l f co n ti nuousoper ation at low speed is r equir ed the m otor
s h o u l d b e o ve r si ze d a n d /o r e xte r nallycooled. Refer to the VSC ApplicationsM anual
for more information regarding Start Boost.
page10
)
0Y
START-UP
Set the speed control signal or speed potentiometerfor zero speed. Set the Start/Stop
c irc u i t r yt o t h e S to p p o si ti o n .
SWITCH ON INPUT POWER
Th e "PW R " a n d " Z S P " l e d s sh o u l d i l l uminate.lf not, r efer to the tr ouble shooting gui de
on page 14.
Wit h t h e s p e e d si g n a l a I ze ro , a cti vatethe star t cir cuit.The "EN" and "FW D" or ,,R EV"
le d s s h o u l d i l l u mi n a te .l f th e y d o n o t, or if any fault leds illuminate,r efer to the tr o ubl e
s h o o t i n gg u i d e o n p a g e 1 4 .
Slo w l y i n c r e a se th e sp e e d co n tro l signal. The "ZSP" led should go out and the s i x
g re e n d r i v e r m od u l e l e d s sh o u l d i l l uminate.The m otor should begin to r otate.
lf t h e "Z SP " l e d d o e s n o t g o o u t o r the motor does not r otate r efer to the tr o ubl e
s h o o t i n gg u i d e o n p a g e 1 4 .
A
V
lf the motor rotates in the wrong direction, activate the stop
circuit, REMovE lNpur powER and swap any two motor
phase wires. Re-apply input power and activate the start
circuit.
I nc re a s et h e s p e e d co n tro l si g n a l to maxim um.The motor should acceler atesm oothl y
t o f u l l s p e e d . T hi s sh o u l d ta ke a p p ro x 8 seconds if you have selected the shor t ac c el /
d e c e l r a n g e , o r a p p ro x 6 0 se co n d s for the long accel/decel r ange.
START BOOST ADJUSTMENT
lf t h e m o t o r i s r e l u cta n tto ro ta te , sl owly incr ease the Star t Boost adjustment unti l i t
ro t a t e sn o r m a l l y.D o n o t i n cre a seth i s adjustmentany fur therthan necessar yto ob tai n
prop e r o p e r a t i o n o r e xce ssi ve mo to r heating m ay r esult.
lnc re a s i n g t h e S ta rt B o o st a d j u stment too far m ay r esult in the "ACCEL LlMlT" l ed
illu m i n a t i n gA N D th e mo to r fa i l i n gto acceler ate.This indicatesthat the m otor is dr aw in g t o o m u c h c u rre n t a n d th e S ta rt Boost should be r educed and/or the Accel Ti m e
f . in c re a s e d .
v your
lf
l o a d r e q ui re sh i g h sta rti n gto rque, car eful setting of the Star t Boost adjust m ent
m a y b e i n s u f f i c i e n tto p ro vi d e n o rmal m otor oper ation.This may r equir e r e- selec ti on
of t h e St a r t B o ost R a n g e d e scri b e d on page 1O. lf you ar e having difficulty obtai ni ng
c orre c t m o t o r o p e ra ti o n , re fe r to th e Applications M anual for fur ther details of Star t
Boos t a d j u s t m en t.
VOLTS/HERTZADJUSTMENT
Th e V/ H z a d j u s tme n tn e e d n o t b e va ried for m ost applications.lf you do wish to adj us t
it , at ta c h a c l a m p -o n a mme te r (to n g tester )to one of the motor phases. Run the motor
a t 40 H z ( a b o u t 4 V b e tw e e n te rmi n a l s14 and 12) and maximum load. Adjust the V /H z
f or mi n i m u m m o to r cu rre n t.
C
page 11
ACCEL TIME ADJUSTMENT
Th e Ac c e l T i me ma y b e a d j u ste dto suit your application.lf it is set for fast accel er ati on )
t h e m o t o r ma y d ra w e xce ssi ve c ur r ent, activating the Accel Lim it cir cuit. l f thi s
ha p p e n s , t h e A cce l L i mi t l e d w i l l i l lum inateand the VSC will lim itthe acceler at i onr ate
t o a v o i d e x c ee d i n g th e cu rre n t l i mit point of the contr oller .Fasteracceler ationcan not
b e a c h i e v e d a t th i s l o a d l e ve l .
D E C EL TIME ADJUSTM ENT
T h e D e c e l T i me ma y b e a d j u ste d to suit your application. lf it is adjusted for fas t
d e c e l e r a t i o nth e mo to r ma y re g e n er ateexcessively,activatingthe Decel Limit c i r c ui t.
lf th i s h a p p e ns, th e D e ce l L i mi t l e d will illum inateand the VSC will limitthe dece l er ati on
rate to avoid excessive regeneration. lf the deceleration time is excessive, a VSC
Br a k i n g M o d u l e ma y b e re q u i re d .
MAX SPEEDADJUSTMENT
The maximum speed may be set by adjusting the Max Speed adjustment. lt may be
set anywhere in the range 50% (fully counter-clockwise) to 1OO"/"(fully clockwise) of
the selected output frequency.
MIN SPEED ADJUSTMENT
Th e m i n i m u m mo to r sp e e d ma y b e set by adjustingthe Min Speed adjustm en t.l t m ay
b e s e t a n y w he re i n th e ra n g e O% (fullycounter - clockwise)to 5O7"( fully clockw i s e)of
t h e s p e e d s e t b y th e Ma x S p e e d a djustment.Note that even if the speed contr ols i gnal
is s e t l o z e r o sp e e d , th e mo to r w i ll acceler ateto and r un at the speed set by the M i n
Speed adjustment as soon as the start circuit is activated.
CURRENT LIMIT ADJUSTMENT
No r m a l l y ,t h e C u rre n t L i mi t a d j u stm ent is set to 1OO%( fully clockwise) .This c or r es po n d s t o 1 5 07 " o f ra te d cu rre n t for High Per for m anceand Single Phase VSC's and
11 O y "o f r a t ed cu rre n t fo r Ge n e ral Pur pose VSC' s. You may r educe the cur r ent l i m i t
po i n t o f y o u r V S C to su i t yo u r a p plication.Thecur r ent limit adjustm ent allows y ou to
s e t t h e m a x i mu m cu rre n t a n yw h e r e in the r ange:
757o rated current to 150% rated current for High
P e rfo rma n cea n d S i n gle Phase VSC' s,
'1
55o/orated current to 1Oo/oraled current for General Purpose
V S C 's.
page12
n
v
SLIP COMPENSATIONADJUSTMENT
T h e S l i p C o m p e n sa ti o nfe a tu re p ro vides mor e accur ate speed holding for the induc t io n m o t o r b y se n si n g mo to r l o a d a n d autom aticallyvar ying the output fr equency and
v olt a g e t o c o m p e n sa te fo r th e re su l tingchange in m otor slip.
lf a c c u r a t e s p e e d h o l d i n g i s o f l i ttl e impor tance in your application,ther e is no need
t o a d j u s t Sl i p C o mp e n sa ti o n .L e a ve it set fully counter - clockwise.
T h e f o l l o w i n g pro ce d u re d e scri b e s how to adjust Slip Compensation for opti m um
s p e e d r e g u l a t io n .In o rd e r to co mp l ete the pr ocedur e, you will need to measur e the
m o t o r s h a f t s p ee d , o r th e sp e e d o f a r elevantpar t of the machine it is dr iving. Thi s i s
us ua l l y d o n e wi th a H a n d T a ch o me ter .
Ru n t h e m o t o r a t th e n o rma l o p e ra ting speed for your application.lf you ar e un s ur e
run t h e m o t o r at a b o u t 4 0 H z (a b o u t 4 Vdc between ter minals 14 and 12) .
S t a r t w i t h t h e mo to r u n l o a d e d (o r th e lowest likelyload) . M easur ethe motor spee d ( or
m a c h i n e s p e e d ) a n d re co rd th e re sult.Then r un the motor fully loaded ( or the highes t
lik el yl o a d ) . M e a su reth e mo to r o r ma chine speed, it should be lowerthan the unlo aded
s pee d . I n c r e a se th e S l i p C o mp e n sation adjustm ent until the loaded and unlo aded
s pee d s a r e t h e sa me .
Rep e a t t h i s p r oce ss u n ti l th e l i g h tl y loaded speed is the same as the heavily loaded
speed.
FLUX COMPENSATIONADJUSTMENT
F lux C o m p e n sa ti o n p ro vi d e s e n e rg y savings by automaticallyr educing the m otor
" m a g n e t i z a t i o n"o r fl u x w h e n e ve rth e motor is not fully loaded.
lt is most effectivewhen
t h e m o t o r h a s b e e n " Ove r S i ze d " fo r the load it is r equir ed to dr ive. M otor heat i ng i s
a ls o r e d u c e d .
Maximum benefit can be obtained when the Low or Normal Start Boost ranges are
s e le c t e d . F l u x Co mp e n sa ti o nh a s l i ttleor no effect when the High Star t Boost range
is s e l e c t e d o r i f th e mo to r i s a l w a ys requir ed to deliver full load.
Run t h e m o t o r a t th e n o rma l o p e ra ting speed for your application. lf you ar e uns ur e
run the motor at about 40 Hz (about 4 Vdc between terminals 14 and 12).
Use a clamp-onammeter(tongtester)to measurethe motorphase current.
A
V Increasethe FluxCompensation
adjustment.
This shouldreducethe motorcurrent.lf
n o t , y o u r m o t o r i s fu l l y l o a d e d a n d no benefit can be obtained. lf the cur r ent does
dec r e a s e , a d v a n ce th e F l u x C o mpensation adjustment until the cur r ent is at a
minimum.
lf t h e m o t o r b e co me s u n sta b l e o r the cur r ent begins to fluctuate, r educe the F l ux
Co m p e n s a t i o na d j u stme n tu n ti l th e m otor oper ates nor mally.
This completes the start up and adjustment of your VSC.
page 13
Guide
TroubleShooting
VSCStart-up
Symptom
Cause
Remedy
PWR Led does not
illuminote.
Input Power Wiringnot
connected properly.
Input Voltoge not within
soecificotion.
Check Input Power Wring
Refer to the VSC Power Wiringdiogrom.
M e o s u r eI n p u t V o l t o g eo f I n p u t T e r m i n o l s
Check ogoinst SpecificotionLobel.
EN ond FWD or REV
Leds do not illuminote
when the stort Circuit
is octivoted. No other
Foult Leds illuminote.
Control Wiring not
connected properly.
Externolfoult in
control wiring.
C h e c k o l l w i r i n g t o t e r m i n o l s1 , 2 , 3 o n d 4 .
Refer to the VSC Control WiringDiogrom.
Check operotor control devices.
Controllerwill not
stort ond the RT
Led illuminotes.
Remote Trip contoct
is not closed.
Check the wiring to the Remote TriP
contoct, it should be closed. lf no RT
contoct is used, bridge terminols 4 ond 5.
Speed Control signol
ZSP Led remoins on
not properly connected.
when the speed
referenceis increosed. lncorrect Speed Input
selected.
Motor does not rotote
when the VSC is
storted ond the speed
signol is increosed.
C h e c k w i r i n g o n t e r m i n o l s 7 , 8 , 9 , 1 0 , 1 1& 1 2 .
Refer to the VSC Control Wiring Diogrom.
lf only Speed Reference No 1 is required,
terminols 5 ond 6 should be bridged.
lf only Speed Reference No 2 is to be used
terminols 5 ond 6 should be open.
lf o Speed Reference Selector Switch is
instolled, be sure it is properly selected.
)
lnsufficientStort Boost. IncreoseStort Boost Adjustment.
Incorrect V/Hz Ronge Check V/Hz Ronge ogoinst VSC Adjustment
orogrom.
selection.
Check Output FrequencyRonge ogoinst VSC
lncorrect outout
Adjustment Diogrom.
frequencyselection.
Check Stort Boost Ronge ogoinst VSC
lncorrect Stort Boost
Adjustment Diogrom.
Ronge selection.
Motor incorrectlywired. Check motor wiring.
Incorrect motor voltoge. Check motor voltoge.
Reduce Stort Boost Adjustment.
Stort Boost too high.
The Accel Limit Led
IncreoseCurrent Limit odjustment.
l l l u m i n o t e sc o n t i n u o u s l y Current Limit set too
when the speed signol tow.
IncreoseAccel Time odjustment.
is odvonced.The motor Accel Time set too
short.
will not occelerote.
Check Y/Hz Ronge selection.
lncorrect Y/Hz ronge.
Check Stort Boost Ronge selection.
Incorrect Stort Boost
ronge.
Use o VSC with o roting within 75% of the
Motor Roting is much
higher thon VSC roting. motor roting.
Check mechonicoldrive system.
Motor shoft jommed.
Check octuol mechonicollood is within
Motor mechonicolly
the motor's copocity of the required speed.
overlooded.
wired.
Check motor wiring.
Motor incorrectly
lncorrect motor voltoqe. Check motor voltoge.
Decel Limit Led remoins
on during decelerotion.
The motor will not
decelerote.
Motor is continuously Fit o Broking Module.
over-houling.
Use o VSC with o roting within 75% of lhe
Motor roting is much
higher thon VSC roting. motor roting.
Motor does not run
of the desired speed.
lncorrect Frequency
R o n g es e l e c t i o n .
Min Speed odjustment.
Mox Speed odjustment.
Speed Reference.
page 14
)
c
Check selection of FrequencyRonge.
Check Min Speed odjustment.
Check Mox Speed odjustment.
Check Soeed Referenceis correct.
)
VSCStart-up
TroubleShooting
Guide
Symptom
Cause
Remedy
OV Led illuminotes.
I n p u t V o l t o g ei s n o t
within specificotion.
Decel Time too short
Check Inpui Voltoge of input terminols,
meosure oll ohoses.
lncreose the Decel time.
UV Led illuminotes.
Input Voltoge is not
within specificotion.
Check Input Voltoge of input terminols.
Moke sure oll phoses ore present.
OC+ Led illuminotes.
Stort Boost too high.
Incorrect Stort Boost
Reduce Stort Boost Adjustment.
Check Stort Boost Ronge selection.
R
' .n "n n' e. : - q a l p n f a r {
lncorrect Y/Hz Ronge
s e ie c t e d .
Accel Time too short.
Short circuit in motor
or motor wiring.
Open Circuit in
motor wiring.
OC- Led illuminotes.
OT Led illuminotes.
BrokingModule
incorrectly fitted.
Short circuit in motor
or motor wiring.
O p e n c i r c ui t i n
motor wiring.
Check Y/Hz ronge selection.
Increose Accel time.
Check motor ond motor wiring for foults.
Check motor wiring for foults.
Check instollotion of Broking Module.
Check motor ond motor wiring for foults.
Check motor wiring for foults.
Ventilotionproblem.
Stort Boost is high
ond motor is running
of low speed for long
periods.
lncorrect Y/Az Ronge
selection.
High Ambient
Temperoture.
Check ventilotlon.
Consult the VSC ApplicotionsMonuol
for detoils reloting to high Stort Boost
settings. Incorrect use of Stort Boost
moy result in motor overheoting.
Check Y/Hz Ronge selection.
EF Led illuminotes.
Eorth Foult in motor
or motor wiring.
Check motor ond motor wirinq for fourrs.
Motor is unstoble.
lncorrect Y/Hz
Check Y/Hz ronge selection.
r nv n
na
" Y v
'
colan*inn
e v r v v ! r v r r .
Flux Comp too high.
Qlin
l''^-^
+^^
hi^h
Accel time too short.
Decel time too shoru.
Excessive motor
h e o t i ng .
Ambient temperoture must be below 50'C
for the VSC to ooerote.
Stort Boosi is high
ond motor is running
of low speed for long
pe r i o d s .
lncorrect V/Az Ronge
s e le c t i o n .
Motor speed is
too high.
Motor is overlooded.
Motor incorrectly wired.
Incorrect motor voltoge.
Reduce Flux Comp odjustment.
Reduce Slip Comp odjustment.
lncreose Accel time odjustment
Increose Decel time odiustment
Do Not run the motor of low soeeds for
long periods with high Stori Boosts unless
the motor hos been suitobly deroted.
Refer to the AppiicotionsMonuol for detoils.
Check the Y/l,z Ronge selection.
Check the frequency ronge selection.
Check thot the motor is not overlooded.
Check motor wiring.
Check motor voltoqe.
page15