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To ensure accuracy, please note that images may be representative. Refer to the product data sheet for detailed specifications.
| Manufacturer | Startco / Littelfuse |
| Manufacturer Product Number | PGR-6100-240 |
| Description | Ground Fault Relay; 240 Vac; DIN, Surface |
| Datasheet | Download Datasheet |
The Littelfuse Startco PGR-6100-240 is a ground-fault and insulation monitor with a 240 Vac supply.
It provides motor ground-fault protection (online) and insulation-resistance monitoring (offline); systems up to 6 kV.
Settings: GF 10 mA–3 A; insulation 250 kΩ–2 MΩ. Trip delay: 50 ms–1.0 s. Sensing: zero-sequence ground-fault CT required; CT-loop monitoring.
Outputs: two Form C; selectable fail-safe or non-fail-safe. Analog output: Two, 0-1 mA.
Mounting: DIN, surface. Size: H 75 mm (3”); W 100 mm (3.9”); D 115 mm (4.5”). Conformal coating: consult factory.
Approvals: Not UL Listed.
| Category | |
| Manufacturer | Startco / Littelfuse |
| Model | PGR-6100 |
| Monitoring Function | Motor ground-fault protection (online) and insulation-resistance monitoring (offline); systems up to 6 kV |
| Ground Fault Current Range | GF 10 mA–3 A; insulation 250 kΩ–2 MΩ |
| Required Accessories | Zero-sequence ground-fault CT required; CT-loop monitoring |
| Input Voltage | 240 Vac |
| Trip Delay | 50 ms–1.0 s |
| Analog Output | Two, 0-1 mA |
| IEEE Device Numbers | Ground Fault (50G/N, 51G/N), Ground detector (64), Alarm Relay (74) |
| Conformal Coating | Consult factory |
| Contact Configuration | Two Form C; Selectable fail-safe or non-fail-safe |
| Mounting Type | DIN, Surface |
| Dimensions | H 75 mm (3”); W 100 mm (3.9”); D 115 mm (4.5”) |
| Approvals | Not UL Listed |