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High Electrical Capacity: The heavy-duty DPST contacts support 240V operations
Spring Return Failsafe: Ensures the damper returns to the start position during power interruptions
Manual Reset Safety: Prevents uncontrolled restarts after safety circuit interruptions
Can I use this on a 5/8-inch motor shaft
Viessmann 7856004 Pump Head 322838-752 High Electrical Capacity: The heavy-dutyThe Viessmann 7856004 Pump Head is a precision engineered Grundfos UPS15 78 B1KA replacement designed for high head hydronic applications. This boiler circulation pump assembly is the OEM solution for restoring hydraulic balance in Viessmann Vitodens 100 W and 200 series condensing boilers. Featuring a 3 speed motor configuration, this wet rotor circulator allows for fine tuning the flow rate to match the specific friction loss of the heat exchanger
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