Power Transformer Protection GE 745-W2-P5-G5-HI SR745-CASE Relay
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GE 745-W2-P5-G5-HI SR745-CASE
Advanced transformer protection relay providing comprehensive differential and overcurrent protection for power transformers
| Brand | GE |
| Model | 745-W2-P5-G5-HI SR745-CASE |
| Voltage | 60/120V AC |
| Country of Origin | Canada |
| Weight | 4.5 kg |
| Dimensions | 483 x 177 x 250 mm |
| Warranty | 6 months |
| Certifications | IEEE C37.90, IEEE C37.100, IEC 60255, UL, CSA |
| SKU / MPN | 745-W2-P5-G5-HI SR745-CASE |
| What’s in the box | GE 745 relay unit, mounting brackets, terminal connectors, configuration software CD, user manual |
| Protection Functions | Transformer differential, overcurrent, ground, thermal overload |
| CT Inputs | 6 CT channels (3 high-side, 3 low-side) |
| Frequency Range | 50/60 Hz |
| Communication | RS-232, RS-485, Ethernet |
| Accuracy | ±0.5% (differential current) |
| Operating Temperature | -40°C to +70°C |
Key benefits: Multi-zone differential protection, harmonic restraint, tap changer monitoring, event recording, SCADA integration, IEEE and IEC compliant
Typical applications: Power transformer protection in substations, generator step-up transformers, industrial transformers, utility distribution networks
Lifecycle: Discontinued, replaced by GE Multilin 745SR series; spare parts available
1 review for Power Transformer Protection GE 745-W2-P5-G5-HI SR745-CASE Relay
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Thomas K. –
The variable frequency drive was calibrated easily. Works like a charm.