H931 Digital Starter Controller

The H931 digital starter is suitable for controlling 380v pump motors between 0.75kw and 15kw and features an IP22 enclosure. The H931 digital starter will protect the motor in the following scenarios: Dry run, overload, transient surge, under and over voltage, pump stall, and short circuit. The H931 starter also features terminals for connecting the H931 starter to remote control devices through the RS485 protocol.

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Description

Features:

  1. Built In function switch:
    • applied for water supply by liquid level control through float switch or liquid probe
    • applied for water supply by pressure control through pressure switch and pressure tank
    • applied for drainage by liquid level control through float switch or liquid probe
  2. Automatically stops the pump in the case of water shortage, protecting it from dry running without
  3. Installing float switch or liquid probe in the well
  4. Auto / Manual switch
  5. Dynamic LCD displaying pump running state
  6. Push Button Calibration
  7. Pump Accumulative Running Time Displaying
  8. Pump Last Five Fault Record Displaying
  9. RS485 Communication
  10. Starts and stops the pump in accordance with the different liquid level or pressure settings

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