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Pad-Mounted Oil-Immersed Transformer
Pad-Mounted Oil-Immersed Transformer
Product Overview


Henegia Power Systems delivers high-quality, reliable pad-mounted transformers designed for utility and commercial power distribution applications. Our ISO 9001 compliant manufacturing process ensures exceptional quality control from design through testing.



These transformers are rated for voltages up to 46kV, with a maximum capacity rating of 12MVA. Their performance and parameters comply with ANSI, IEEE, NEC, UL and other relevant international standards.

Product Highlights
Advanced Production Equipments
Product Scope
Type Three Phase, 50 or 60 Hz, 65°C Rise (55°C, 55/65°C), 65/75°C, 75°C
Fluid Type Mineral oil or Envirotemp™ FR3™ fluid
Coil Configuration 2-winding or 4-winding or 3-winding (Low-High-Low), 3-winding (Low-Low-High)
Size 45 - 12,000 kVA
Primary Voltage 2,400 - 46,000 V
Secondary Voltage 208Y/120 V to 14,400 V
Specialty Designs Inverter/Rectifier Bridge
K-Factor (up to K-19)
UL Listed & Labeled and Classified
Factory Mutual (FM) Approved
Solar/Wind Designs
Differential Protection
Seismic Applications (including OSHPD)
DOE Efficiency & Audible Sound Levels
Volume (kVA) DOE Efficiency Sound (dB)
75 99.03% 54
112.5 99.11% 55
150 99.16% 55
225 99.23% 55
300 99.27% 55
500 99.35% 56
750 99.40% 57
1000 99.43% 58
1250 99.45% 59
1500 99.48% 60
2000 99.51% 61
2500 99.53% 62
3000 Customized 63
3001-4000 Customized 64
4001-5000 Customized 65
5001-6000 Customized 66
6001-7500 Customized 67
7501-12000 Customized 68
Insulation Test Levels
kV Level Induced Test 180 or 400Hz 7200 Cycle kV BIL
Distribution
Applied Test 60Hz (kV)
1.2 TWICE RATED VOLTAGE 30 10
2.5 45 15
5 60 19
8.7 75 26
15 95 34
25 (grd Y Only) 125 40
25 150 50
34.5 (grd Y Only) 125 40
34.5 150 70
46 200 95

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