



Product Description
General Electric 745-W2-WP5-G5-HI Transformer Protection Relay
- Manufacturer: General Electric
- Series: Multilin 745
- Model/Part Number: 745-W2-WP5-G5-HI
- Description: Transformer Protection Relay for protection and management of two-winding power transformers
Overview
- The General Electric Multilin 745-W2-WP5-G5-HI is a microprocessor-based transformer protection relay from the 745 series, designed for high-speed protection and management of two-winding power transformers. It provides percent differential, overcurrent, frequency, and overexcitation protection, suitable for small, medium, and large transformers in industrial and utility applications.
Technical Specifications
Specification | Details |
---|---|
Model | 745-W2-WP5-G5-HI |
Series | Multilin 745 |
Type | Transformer Protection Relay (Microprocessor-Based) |
Windings | Two-winding (W2) |
Phase Current Transformer (CT) Secondary | 5 A (P5) |
Ground Current Transformer (CT) Secondary | 5 A (G5) |
Control Power | High Input (HI): 90–300 VDC, 70–265 VAC, 48–62 Hz |
Protection Features | Percent differential, overcurrent, frequency, overexcitation, adaptive harmonic restraint |
Metering Capabilities | Current, voltage, harmonics, total harmonic distortion (THD) |
Communication Ports | RS232 (front), RS485/RS422 (rear), Modbus RTU, DNP 3.0 Level 2 |
Display | 40-character backlit LCD |
Event Recording | Waveform capture, data logger, event reports |
Operating Temperature | -40°C to +60°C (-40°F to +140°F) |
Storage Temperature | -40°C to +80°C (-40°F to +176°F) |
Weight | 8.2 kg (18 lbs) with case |
Dimensions | 48.3 x 20.3 x 27.9 cm (19 x 8 x 11 in) |
Mounting | Draw-out design, SR745 metal case |
Certifications | CE, CSA, UL |
Software Compatibility | EnerVista 745 for setpoint configuration, monitoring, and analysis |