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Motorized Zone Valves with Spring Return
100-300000 INR/Unit
Product Details:
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Motorized Zone Valves with Spring Return Price And Quantity
- 1 Unit
- 100-300000 INR/Unit
Motorized Zone Valves with Spring Return Trade Information
- 100 Unit Per Month
- 1 Week
Product Description
| MOTORIZED ZONE VALVES WITH SPRING RETURN FOR COPLANAR HEADERS.SERIES SF415. |
| MAIN CHARACTERISTICS : SF 415 valves are 4-way valves for hydraulic circuits. They are outstanding For compactness and can be used in heating systems or as control components in head exchange coils in the terminal units of air conditioning systems. They are charged by an electric motor and can assume two operating positions depending on whether the motor is activated. Alternatively, not. An auxiliary switch can be installed on request and activated when the valve is switched. The valves are furnished with an external lever for manual positioning of the shut off ball in a central position. They also have a built-in- by-pass to balance the hydraulic when the valve is closed. The load loss generated by the by- Pass can be regulated using a graduated knob placed on the side of the valve. |
| OPERATION: The valve when it is de-energized and flow form outlet a returns through the by - pass into path D which is the heating system return. The by-pass diameter is reduced and generates a load loss p that can be regulated by the compared to the losses generated by the header in addition, the radiators. Fig. 3B shows the valve when it is energized. Outlet A-B is open and the fluid returns through path C-D the return path of the heating system. Note:Do not install the valve upside down, with the cover facing down, as it is a possible of water. |
| USING THE MANUAL LEVER: A lever is located on the side of the servomotor and permits manual positioning of the shut-off ball in an intermediate position (fig.4). It is only used in emergencies. Release the lever after it is used and before starting with electrical operating again. The lever rest, form manual to automatic, takes place automatically whenever the valve is activated by electricity. |
| AUXILIARY SWITCHES: Versions can be equipped with a single-pole micro switch (M1 version with C-NO connection) or two-pole micro switch (M1S versions). There is a special kit for installing single -pole auxiliary switch even in versions that do not come factory - equipped with this switch (M1kit.). The M1S kit cannot be installed in versions, which do not mount them originally. |
FUNCTIONAL CHARACTERISTICS :
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