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Eaton’s Cooper Power series three-phase pad-mounted transformers are compact power centers for utility, commercial or industrial applications, designed to withstand many types of environments. These transformers can be located outside or inside buildings to offer an energy efficient and safer solution. Fluid-filled transformers are available in a wide variety of configurations and can be paired with a large selection of accessories to meet the most basic and the most complex of specifications.
| Base kVA |
45 kVA to 12,000 kVA |
| Primary voltage |
2400 V to 38,000 V |
| Secondary voltage |
120 V to 24,940 V |
| Basic Impulse Level (BIL) |
30kV to 250kV |
| ANSI/IEEE |
C57.12.00 and C57.12.34 |
| CSA |
C227.4 |
| NEMA (sound level) |
NEMA TR-1 |
| Third-party approval/recognition |
FM Global (Indoor & Outdoor), UL/cUL – available for most ratings |
| Layout |
Compartmental type |
| Tamper resistance |
Three-point latching and padlock system with recessed penta-head bolts |
| Enclosure integrity |
Meets or exceeds ANSI/IEEE C57.12.28 and C57.12.29 (if stainless construction) |
| Material |
Mild or stainless steel (304L) |
| Enclosure environment |
Indoor and outdoor |
| Insulating medium |
Air |
| Distribution transformer |
Three-phase pad-mounted |
| Install location |
Indoor and outdoor |
| Power direction |
Step-down and step-up |
Product advisory
Learn about the fundamentals of medium-voltage transformers
In the wake of a storm or disaster, Eaton understands that safety and speed of response is everything. You can rely on Eaton Care teams to plan, protect and connect.
