Hvac tools spring return zone valve dn15
Description of Spring Return Zone Valve
Winner spring-return zone valve SW-BBSP series have compact structure,stable operation,excellent capacity of water stoppage, large water flow rate, zero dirt block and low torque. Winner spring-return zone valves are widely used in fan coil units, cooling/ heating system and HVAC system.
Application of Spring Return Zone Valve
It adopts the internal self-developed straight-through design, which is will not be blocked by water slag and has small water resistance. It is suitable for large-flow central air-conditioning systems
Operational mode of Spring Return Zone Valve
Winner spring-return zone valve is motor-operated by on/off type actuator. The actuator adopts totally closed unidirectional hysteresis synchronous motor, having waterproof design and spring automatic reset function.
Valve body of Spring Return Zone Valve:
Medium: cold/hot water, with 50% glycol Temperature of medium: 0 to 93℃ Rated
pressure: PN20 Pipe connector: internal thread
Ambient temp. range: 0 to 40℃; Size: 1/2’’, 3/4’’ and 1’’ Valve type: 2-way and 3-way
Actuator of Spring Return Zone Valve:
Working voltage: 24VAC 50/60H z, 110/120VAC 50/60H z, 230VAC 50H z/60H z, 208VAC 50/60H z, 277VAC 50/60H z.
On/off time: 13-18s
Spring return time: 4-5s
Motor power: 6.5W, 7 VA
Material of Spring Return Zone Valve:
Valve body: forged brass
Valve seat: brass
Valve stem: chrome-plated brass
Actuator shell: aluminum
Actuator bottom case: stainless steel
 | WRA-53 Series | 220v ON/OFF, 3-Point |
| WRA-63 Series | 220V/110V/24V ON/OFF, 3-Point |
| WVA4-.. Series | 220V/24V ON/OFF, Proportional |
| WRA3-.. AC Series | 220V/110V/24V ON/OFF, 3-Point |
| WRA-42 DC Series | 24V/12V/3V ON/OFF, 3-Point |
| WRA3-.. DC Series | 24V/12V/3V, ON/OFF, Proportional |
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Hvac tools Electric Actuated Ball Valve DN15 3 way zone valve Images
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