Shell: PC+10GF
Rotating shaft: POM
waterproof: IP67
Control Type: on-off / float
Actuator to match body size：1/2",3/4",1"
Valve body: forged brass, Hpb59-1
Seal: ball: EPDM+PTFE
Stem: FKM O-rings, with 3 O-ring
Medium: cold/hot water, with 50% glycol
Temperature of medium: -10°C...100°C
Rated pressure: PN20
EVO 22..A Serise ( WRA-22..A+W8BV2../3.. )
Not only a product, but also a solution!
DC Motor Control Actuator parameter
Model No. | Working Voltage | Actuator type | Output torque | Consumption | Running Time |
| WRA-2203A | 3V DC | on-off/3-point | 3. 0 N.m | 2W | 6-10s |
| WRA-2212A | 12V AC | ||||
| WRA-2224A | 24V AC |
Brass ball valve parameter
Pipe connector: internal thread/external thread
Model No. | Valve Type | Inner Dia. | Inch | Kvs(m3/h) | △Pmax(KPa) |
W8BV215 | 2-way | 12mm | 1/2 | 6.2 | 1000 |
W8BV220 | 15mm | 3/4 | 10.5 | 1000 | |
W8BV225 | 20mm | 1 | 16.1 | 1000 | |
W8BV315 | 3-way | 10mm | 1/2 | 3.9 | 1000 |
W8BV320 | 12mm | 3/4 | 6.8 | 1000 | |
W8BV325 | 17mm | 1 | 15.8 | 1000 |
