Basic Info.
Model NO.
WRA-4203A+W8BV220
Structure
Fixed Ball Valve
Type
Fixed Ball Valve
Function
Relief Valve
Temperature
Normal Temperature
Standard
ISO9001
Application
Industrial Usage, Water Industrial Usage, Household Usage
Medium
Cold/Hot Water, with 50% Glycol
Temperature of Medium
2ºC...90ºC
Rated Pressure
Pn20
Transport Package
Carton with Pallet
Specification
DN20
Trademark
Winvall
Origin
China
Product Description

Description
Winner motorized ball valve consists of on/off type or 3-point type actuator and W8BV... series ball valve,which have compact structure,stable operation,excellent capacity of water stoppage, large water flow rate, zero dirt block and low torque.
Application
Winner mini motorized ball valves are widely used in HVAC system, heating system, water treatment system and some industrial equipments.
Technical data:
Valve body
Medium: cold/hot water, with 50% glycol Temperature of medium: 2...90 Centigrade
Rated pressure: PN20 Pipe connector: internal thread
Ambient temp. range: -5...+60 Centigrade ;0...90%RH Size: 1/2'', 3/4'' and 1''
Valve type: 2-way
Material
Valve body: Hpb59-1 Seal: ball: EPDM+PTFE
Ball: PTFE+EPDM with O-ring Stem: EPDM O-rings
Model No. | Type | Dia. | Inch | Kvs(m3/h) | Pmax(KPa) | Ps(KPa) |
W8BV215 | 2-way | 15mm | 1/2" | 8.6 | 1000 | 1400 |
W8BV220 | 20mm | 3/4" | 21 | 1000 | 1400 | |
W8BV225 | 25mm | 1" | 26 | 1000 | 1400 |
Actuator
WRA-4203A DC3V, 50/60Hz on/off
Output torque: >3.5N.m Angle of rotation: 90°
Protect rank: IP54 On/off time: 12S
Black wire is power on Valve closed
Brown wire is power on Valve open
Black or brown wire is power off Valve keep the current position
Blue wire is connected to the null wire. Also can be used as on/off type.
Model No. | Working Voltage | Actuator type | Output torque | On/off time | Valve body |
WRA-4203A | 3VDC±15% 50/60Hz | on/off | >3.5N.m | 50Hz:15S 60Hz:12S | W8BV215 W8BV220 W8BV225 |
Installation
Insert the valve stem to the bottom of the actuator, and insert 2 pin, located in the bottom of the actuator to the valve's mounting hole. Then screw down the brass cap nut






