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Duplex Alternator Control Panel

Single phase, Duplex alternating
Model Number
Duplex Alternator Control Panel

Rhombus 1221W120H6A17

Duplex pump alternator alarm system and pump control for single phase pumps. Used for sump and effluent pumps.
  • Includes duplex pump control alternator
  • Magnetic motor contactors
  • 2 terminal blocks
  • 6A=Auxiliary alarm contact
  • 3 floats (1 each for high-water, pump on and pump off)
  • Includes pump disconnects / circuit breakers
  • Floats have 20FT power cords
  • HOA switch offers either hand, off or automatic operations
  • Pump run indicator lights.
  • UL listed system
  • Starting Device: Magnetic Motor Contactor 120/208/240V only
  • Alarm Package: includes test/normal/silence switch, fuse, red light & horn, plus (6A) Auxiliary alarm contact
  • Enclosure Rating: Weatherproof, NEMA 4X (thermoplastic)
  • Pump Disconnects: No Circuit Breaker
More Information
Model Number 1221W120H6A17
Series 122 Duplex Pump Systems Control Panel Single Phase
Wetted Materials FRP
Voltage (V) 115/208/230
Voltage (Range) 110-120/220-240
Phase (Ø) Single (1)
Motor Amps (A) 15-20
Mechanical Seal No
Other 120/208/240V
Approvals CSA US
Country of Manufacture United States
Weight (Lbs) 22.000000
Warranty (YRS.) 3

Supporting Docs

Supporting Docs
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