Littelfuse offers PGR and MP8000 motor and Pump Protection Relays that prevent damage to motors caused by overloads, jams, phase loss or unbalance, heat from non-electric sources, heavy start-ups and excessive operational cycles. Dynamic thermal curves, as well as integrated protection, metering, and data-logging functions extend motor life and maximize process efficiency.
Littelfuse PGR and MP8000 Motor and Pump Protection Relays
Features
- PGR Series
- Adjustable GF pickup
- Adjustable insulation pickup
- Adjustable time delay
- Output contacts
- Analog outputs
- CT-Loop monitoring
- Selectable contact operating mode
- Adjustable GF pickup
- Protection Unit
- Three ac-current inputs
- Earth-leakage-CT input
- Programmable digital input
- 24-Vdc source for digital input
- Programmable 4-20-mA analog output
- On-board temperature-sensor input
- Three programmable output relays
- Three ac-current inputs