Product Description
Product Details
| Parameter | Details |
|---|---|
| Manufacturer | ABB |
| Model/Part Number | AFO4LE 1KHL015545R0002 |
| Description | Motor Protection Relay |
Product Overview
| Parameter | Details |
|---|---|
| Part Number | AFO4LE 1KHL015545R0002 |
| Product Name | AFO4LE Motor Protection Relay |
| Application | Comprehensive protection for electric motors in industrial applications against faults, overloads, and harsh environments |
| Compatibility | Integrates with ABB Relion series and substation automation systems; supports IEC 61850 communication |
| Function | Monitors motor conditions, detects faults, and provides alarms/trips to prevent downtime and extend equipment lifespan |
Functional Specifications
| Parameter | Details |
|---|---|
| Protection Functions | Overload (49), overcurrent (50/51), earth fault (50N/51N), undercurrent, phase imbalance, stall, and thermal protection |
| Measurement Capabilities | Current, voltage, power, temperature; supports three-phase motor monitoring |
| Binary Inputs/Outputs | 8 binary inputs, 6 output contacts (configurable) |
| Communication Interfaces | RS-485 serial port (Modbus RTU), optional Ethernet (IEC 61850, DNP3) |
| Power Supply | 24-265 V AC/DC |
| Operating Temperature Range | -25°C to +55°C |
| Dimensions | 160 mm x 160 mm x 120 mm (W x H x D) |
| Weight | 0.8 kg |
| Mounting | 19" rack or panel mount |
| Protection Rating | IP20 |
| Standards Compliance | IEC 60255, CE, UL, CSA |