Zoeller Control Panel 840 Duplex Description
The control panel can be housed in a NEMA 4X enclosure and be of a simplex design which controls a single pump from a 3-float system or a duplex design which controls two pumps in an alternating lead/lag cycle sequence from a 3 or 4-float system. The panel contains the required starting, control, & alarm circuits. Rated motor starters and circuit breakers are required for each pump. The 115-volt control circuit will have short circuit protection. The panel will have pump run pilot light(s) and pump & alarm selector switches. The panel will be equipped with circuit(s) which automatically reverses the direction of the cutter blades. A seal leak indicator light is required as well as a thermal cut-out connection for 3 phase systems. A padlock hasp will be provided. High water conditions will be indicated by a visible light with polycarbonate cover. Numbered terminal strips are required. A wiring schematic and troubleshooting guide will be included with each panel. The panel will be UL listed and be labeled as such.
Zoeller Control Panel w/Automatic Reversing Circuit Std. Duplex. (840 only) 10-0397 fits:
Zoeller Control Panel 840 Duplex Features and Benefits
- NEMA 4X Outdoor Rating
- Starting, Control, and Alarm Circuits
- Thermal Cut-Out Circuit (3 phase only)
- Circuit Breaker and Rated Motor Contactor (single phase)
- Capacitors and Motor Starting Relay On
- Single Phase
- Motor Protective Switch (circuit breaker / adj overloads) and Rated Motor Contactor (3 Phase)
- Alternating Circuit (duplex)
- Automatic Reversing Circuit
- High Water Alarm Light
- Internal Seal Leak Light
- HOA Switches and Pilot light(s)
- Terminal Strips
- Padlock Hasp
- Capacitors/Start Relay (single phase)
Resources
Download Zoeller 840 Series Catalog Sheet FM1232
Download Zoeller 840 Grinder System Catalog Sheet Simplex FM1530
Download Zoeller Model 840 "Outdoor" Simplex/Duplex Grinder System FM1508
Download Zoeller Model 840 Engineering Specs FM1627
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