Description
The Hansen 61-0418 is the non-time delay, non-manual restart differential pressurestat that Hansen specifies for the Pump Guardian pump controller. The Pump Guardian (PG1) is a Hansen controller that protects refrigerant liquid pumps in recirculator packages, accumulators, receivers and intercoolers.
Key specifications
- Hansen part number: 61-0418
- Part: differential pressurestat, no time delay and no manual reset
- Function: opens its contacts when pressure difference across the pump drops below a preset value (10 psid), signaling the controller
- Connects to Pump Guardian input terminals 7 and 8 (dry contact, normally open)
Common questions
Can an existing time delay pressurestat be used?
Hansen says an existing pressurestat with a time delay relay can be field retrofitted; see Hansen Sales Drawing 6100-73.
Specifications are based on Hansen Technologies Bulletin HP519a (Pump Guardian Pump Controller, Aug 2006). Confirm fit, ratings and application requirements before ordering.
Disclaimer: The image shown is a general representation of the product category and may not depict the exact part number offered. Actual product appearance, specifications, and configuration may vary.
