Dn20 (G 3/4") AC220V 2 Way 2 Wires Electric Actuator Electric Valve, Cold&Hot Water
SKC Series Electric Three-Way Valve is applied to on-off control for HVAC water system, composed of driver and valve body. The valve body is casted with excellent brass and the driver is made of flame-retardant engineering plastic, with limit switch inside and manual valve opening mechanism, is easy to debug and test pressure. In which, B type driver has built-in relay, could realize one-line control and multi-valve parallel, match with various temperature control switches.
1.Inlay contact switch, the motor is power off after the valve completes open and close, so it has long service life and power saving, but is also safe.
2.The valve body is separated with driver, could be disassembled rapidly.
3.The valve body structure is unique, is allowed of big pressure difference.
4.The driver has manual controller is available for system debugging and maintenance, the manual opening is about 70% (push down the white driving arm to the bottom, and then push inside, when the power is recovered, the valve and driver will return to automatic position)
5.B type driver has inlay relay, one-line control and three-speed switch, realize multi valves parallel, and match with various temperature control switches. (special for four-pipe)
6.Select ordinary driver, one temperature controller matches only one electric vale, or any results caused will be nothing with manufacturer.
Points for installation:
1.Please read this instruction carefully before installation, ask professional to perform installation and connect according to wiring diagram.
2.The electric valve should be installed to the place with certain distance from around articles, but also could be reached by maintenance person. No electric equipments are allowed to install under the valve body, as to avoid leakage and danger. The driver shall be above the valve body horizontally.
3.Clear up the sundries in the pipe before installation, install 50 mu (or thinner) filter in the front end of electric valve.
Technical data
| Full stroke time "on" |
approx. 10s |
| Full stroke time "off" |
approx. 5s |
| Suitable Media Temperture |
1~95Centigrade |
| Control Signal |
On/off, 2 position, spring return |
| Applied Media |
chilled water,hot water |
Appearance, section and main dimension
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- 1PC/Inner Box, 20PCS/Carton
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