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Submersible Control Systems and Accessories
P/N CU3, P/N R100, P/N MTP75
The CU-3 (Motor Protection Control Unit)
- Time relay for star-delta starting and autotransforming starting
- Relay output for external alarm indication
- Sensor input for flow, pressure, or any analog (4-20ma) sensor
The R100 Infrared (For Use With CU-3)
Wireless infrared remote control enabling the user to change factory settings and to monitor the installation of a pump by calling up actual operating data (e.g. current consumption, supply voltage, operating hours).
The MTP75 (Grundfos Motor Protection)
Protects Grundfos motors against high temperature.
Other Accessories:
- Single and Three Phase Lightning Arrestors
- Jet Pump Parallel Pipe Ejector/Foot Valve
- Pressure Switches
- Foot Valve
- Grundfos 3-inch Stainless Steel Well Seal
Performance:
- Motor Protection Control Unit monitors the following parameters:
- System insulation resistance to ground before start
- Motor temperature for motors equipped with Tempcon
- Motor current consumption and current imbalance
- Voltage supply
- Phase sequence
The CU-3 protects against:
- Dry running
- Incipient motor defect
- Excessively high motor temperature (when motor is equipped with Tempcon)
- Motor burn out
- Domestic and Municipal Water Supply
Call 1-800-739-7706 for prices.
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