PRO-Grade™ Three Phase

Advanced Three Phase Control Panels for Commercial Applications


pro grade three phase diagram

PRO-Grade™ Three Phase control panels provide a convenient, flexible platform for a wide range of commercial applications. The PG panels can be configured for simplex and duplex pump control and with three phase line voltages 208/240/480 VAC. A large selection of configurable options is available. Looking for these in single phase? Check them out here.

All PRO-Grade™ Three Phase panels provide low voltage (12 VDC) interfaces for floats and other sensor control connections, and are available with optional intrinsically safe float connections, conforming with UL 508A and UL 698A standards. A 12V remote alarm interface is standard on the PG panels, compatible with the CSI Controls part #1063912 Lobby Alarm. Optional 12V battery backup capabilities. Leads provided. Battery not included.

External lightning arrestor available:

  • 1014320 Hub
  • 6000368 Three Phase Lightning Arrestor
prograde three phase panel with closed door



  1. NEMA 1 enclosure for indoor use or NEMA 4X enclosure for outdoor use
  2. Motor protective switch(es)
  3. Lockable latch
  4. IEC motor contactor(s)
  5. Terminal block
  6. Optional intrinsically safe module
  7. Pump controller with status indicators
    1. Hand/Off/Auto Switches Pump 1 and Pump 2 (duplex only)
    2. Control/alarm fuse
    3. Optional adjustable seal failure
    4. Form C powered contacts
    5. Pump selector switch (Alt, 1-2, 2-1)
    6. Pump Run 1 indicator (optional Seal Failure & Temp Failure)
    7. Pump Run 2 indicator (duplex only) (optional Seal Failure & Temp Failure)
    8. Float status – Alarm, Lag (duplex only), Start, Stop
    9. Power indicator
    10. Battery OK indicator
  8. Alarm/control power circuit breaker
  9. Multi-tap transformer (208/240/480 VAC primary) provides 120V control/alarm voltage (not shown)

For models and specifications
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