The Guardian Series™ Three Phase controller takes a major leap forward in fixed speed Submersible Turbine Pump (STP) control. Built upon the fixed speed Single Phase Guardian Controller platform, three phase fixed speed pump controllers feature an enhanced user interface, greater functionality, and higher performance compared to standard control boxes.
LCD Display
A 3½” digit LCD display provides readable running and fault status for improved troubleshooting.
Output Conditions
Readable output conditions are listed on the front panel for quick reference.
User Interface
Separate Reset and Silence/Calibrate push buttons provide clear interaction with the controller.
Communication LED
A yellow LED provides a visual confirmation of communication between the controller and the STP.
Reliability
Updated surge protection and pump relay circuitry improves the controller’s ability to handle challenging incoming power.
Protection
Over voltage protection and enhanced underload detection better protects pumping system equipment.
Communication
Updated RS-485 communication provides seamless manifolded pump and Turbine Pump Interface operation.