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Transformers
Utility service and campus distribution, data halls and UPS input, hospitals and laboratories, plant floors and drive lineups, switchgear control power.
| What we supply | Range | Configurations | Listings |
|---|---|---|---|
| Substation transformers, liquid-filled | 1 MVA to 66 MVA · 2.4 to 46 kV | Standalone liquid-filled units, mineral oil or FR3; on-load tap changer optional; close-coupled by the switchgear builder where the one-line asks | IEEE C57.12.00 · C57.12.01 |
| Pad-mount, liquid-filled | 50 kVA to 5 MVA · to 34.5 kV | 15, 25 and 35 kV class primary; radial or loop feed; dead-front or live-front; mineral oil or FR3 ester fluid | IEEE C57.12.34 · DOE 10 CFR 431 |
| Medium-voltage dry-type | 300 kVA to 15 MVA · to 46 kV | VPI or cast coil; 5 to 35 kV primary; indoor or outdoor enclosure | UL 1562 · IEEE C57.12.01 |
| Dry-type distribution, 600 V class | 3 kVA to 1,000 kVA | Single and three phase; 80, 115 or 150 °C rise; K-4, K-13, K-20 and harmonic mitigating; NEMA 1 or 3R | UL 1561 · DOE 10 CFR 431 |
| Drive isolation and reactors | 5 to 900 kVA · reactors 2 to 1,250 A | Matched to the drive; line and load reactors at 1.5 to 5 percent impedance | UL 1561 · UL 508 reactors |
| Control power | 25 VA to 7.5 kVA | Encapsulated industrial control at 600 V class; 5 and 15 kV CPTs for switchgear | UL 5085 · IEEE C57.13 MV |
Manufacturers in this family
- Rex Power Magnetics
- Game Change
- META
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Power Conditioning & ProtectionUL 1012 · UL 1047 · IEEE 519
Imaging and laboratory instruments, plant floors with drive-heavy loads, sites at the end of a long utility feeder, imported and test equipment, operating rooms and wet procedure locations, resistance-grounded plant and mine power systems.
NEXT →08Battery Energy Storage SystemsUL 9540 · UL 9540A · NFPA 855
Demand charge management, backup beyond UPS duration, generation firming and microgrids, interconnection-limited sites.