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To ensure accuracy, please note that images may be representative. Refer to the product data sheet for detailed specifications.
| Manufacturer | Symcom / Littelfuse |
| Manufacturer Product Number | LSR-115 |
| Description | Current Monitor Relay; AC Over/Undercurrent; 115V AC; SPDT; Surface Mount |
| Datasheet | Download Datasheet |
The Littelfuse SymCom LSR-115 is a load sensor (current monitoring relay) for 2-100 A loads. Load sensor for overload or load-loss detection: feed rates, tool wear, loss of prime on pumps, mixer viscosity, pump and chiller staging. Control power: 115V AC.
Current range: 2...100 A typical (0.5...135 A min-max). Pick-up: Adjustable, 20-turn potentiometer (±1% trip setpoint). Setting accuracy: ±1%. Status: Status LEDs.
Output: SPDT, 10 A general purpose. Sensor: Current transformer (0.725 in through-hole). Mounting: Surface Mount. Dimensions: 42.42 x 58.42 x 90.43 mm (1.67 x 2.3 x 3.56 in), H x W x D.
It operates from -20 to +70 °C. Approvals: CSA, CSA-NRTL/C, CE.
| Category | |
| Manufacturer | Symcom / Littelfuse |
| Model | LSR-xxx |
| Monitoring Function | AC Over/Undercurrent |
| Sensor Type | Current transformer (0.725 in through-hole) |
| Setting Adjustment | Analog |
| Current Range | 2...100 A typical (0.5...135 A min-max) |
| Pickup Current Setting | Adjustable, 20-turn potentiometer (±1% trip setpoint) |
| Output Mode | Load sensor for overload or load-loss detection: feed rates, tool wear, loss of prime on pumps, mixer viscosity, pump and chiller staging |
| Input Voltage | 115V AC |
| Setting Accuracy | ±1% |
| Status Indicator | Status LEDs |
| Contact Configuration | SPDT |
| Output Rating | 10 A general purpose |
| Mounting Type | Surface Mount |
| Dimensions | 42.42 x 58.42 x 90.43 mm (1.67 x 2.3 x 3.56 in), H x W x D |
| Operating Temperature (Storage) (°C) | -20...+70 |
| Approvals | CSA, CSA-NRTL/C, CE |