Download Operating instructions Two-way / three-way valves for

2 Product Specification
2 Product Specification
Fittings of the lines of products described in this document are used for controlling
drinking water. The fitting consists of the valve and the drive which alters the
position of the flow restrictor (cone) in relation to the seat as a function of the
control input.
Suitable drives include electrical linear actuators which act by an axial shift of the
cone.
2.1
Two-way valve
• Flow from A to B
3
2
1
4
5
10
A
AB
B
9
8
7
6
BR216RA-TW
Material
1
2
3
4
5
6
7
8
9
10
CuSn5Zn5Pb2-C-GS, lead percentage max. 2.2%
1.4305
1.4122
CuZn39Pb3
Centellen HD 3822
1.4301
1.4122
1.4305
1.4305
CuSn5Zn5Pb2-C, lead percentage max. 2,2%
Housing
Stuffing box
Stem
Union nut
Flat seal
Washer
Circlip
Seat ring
Cone
Thread fitting
Fig. 1
Component part denominations
BR216RA-TW / BR316RA-TW DN 15 - DN 50
6
Version 2.1 - March 2011
Operating instructions