30kV Epoxy-Cast Potential Transformers
EPF-30SA, EPF-30SB
Indoor-use potential transformers for 36kV (max.) power systems. IEC type testing & environmental testing (-45℃~65℃). The choice of major corporations of numerous countries. Insulated with Araldite® epoxy resin. Superior moisture resistance.
About the Product
The EPF-30SA and EPF-30SB indoor-use potential transformers, designed for a 36kV (max.) power system and insulated with Araldite® epoxy resin, have a high insulation level and superior moisture resistance. In addition, they have passed type testing and environmental testing according to IEC standards and can perform under the temperature condition of -45℃～65℃.
The EPF-30SA and EPF-30SB medium-voltage potential transformers have been a preferred choice of major corporations of numerous countries.
Specifications
- Standard: IEC or IEEE*
- Indoor usage
- Superior insulation and moisture resistance
- System Voltage: ≦ 36 kV
- Rated Frequency: 50 or 60 Hz
- Suited to salty or polluted air, high humidity and high temperature
- Ambient Temperature: -45~ 65℃
- Approximate Weight: 65 kg
Selection Table
Model | Primary Voltage | Secondary Voltage | Burden / Accuracy | AC / BIL |
EPF-30SA | 36/33 kV | 120/110 V | 100VA/1.0 50VA/0.5 25VA/0.3 | Max. 70 / 200 kV |
EPF-30SB | 36/33 kV | 120/110 V | 500VA/3.0 300VA/1.0 150VA/0.5 75VA/0.3 50VA/0.2 (Thermal Burden: 1000VA) |
* Other standards and specifications are available.
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- Download Materials
30kV Epoxy-Cast Potential Transformers (Models: EPF-30SA / EPF-30SB)
Easy-to-print document, containing product description, specifications, and a selection table.
CT & PT Selection Guide: How to Choose a Current Transformer or Potential Transformer
How to select, based on application and power system attributes, the primary and secondary currents, burden, accuracy, rated frequency, type (indoor vs. outdoor), insulation material, etc.
