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37.5 kVA | 115°C Rise | 240 × 480 VAC Primary | 120/240 VAC Secondary
The SolaHD ES5HF37S is a ventilated low temperature rise transformer designed for critical applications requiring cooler operation, added reliability and extra short-term overload capability.
| SolaHD Part Number | ES5HF37S |
| Power Rating | 37.5 kVA |
| Temperature Rise | 115°C |
| Insulation System | Class 220°C |
| Phase | Single Phase |
| Primary Voltage | 240 × 480 VAC |
| Secondary Voltage | 120/240 VAC |
| Frequency | 60 Hz |
| Enclosure | Indoor ventilated; NEMA Type 3R when used with optional WS17 weather shield |
| Dimensions | 31 H × 18 W × 18 D inches |
| Approximate Shipping Weight | 340 lb. |
| Primary Amps | 156/78 A |
| Secondary Amps | 313/156 A |
| Design Style | Style 1 |
| Electrical Connection | Connection 1 |
SolaHD Low Temperature Rise transformers use a Class 220°C insulation system and operate with a 115°C temperature rise under full nameplate load. The reduced rise provides additional thermal reserve and supports greater reliability in critical applications.
The WS17 weather shield is sold separately. Review the manufacturer's data sheet for electrical connections, tap settings, dimensions and installation requirements.
