SZF-way rotary valve supply an overview SZF turn the water supply valve is a two-way ball valve structure Stone, Stone by electric actuators and valve composed of valve electric actuator drive spool rotation, to achieve cooling water generators and transformers are Reverse technical water supply, causing water cooler way to prevent clogging and affect the normal operation of the unit. Second, the technical parameters Working pressure: 0 ~ 1.6MPa Working medium: oil, water Power supply: AC 380V ± 10% 50HZ Environment: Temperature: 10 ~ 55 ℃ Relative humidity: ≤95% RH control: PLC control