Outdoor-Type Potential Transformers for Billing (Epoxy-Cast)
Medium-Voltage Potential Transformers for MOF
About the Product
Designed to be part of a MOF (Metering Outfit ) for billing purposes, the VPF Series potential transformers are insulated with Araldite® UV-resistant cycloaliphatic epoxy resin, enabling these outdoor products to withstand long-term exposure to solar ultraviolet radiation, salt fog, high temperature, high humidity, as well as other harsh environmental conditions.
The choice of numerous power companies, these potential transformers have been subjected to tough outdoor conditions for more than 20 years while continuing to perform with stable quality. High in customer satisfaction, the VPF Series potential transformers are manufactured under exact procedures and stringent quality control, thus ensuring product reliability and great service life.
Product Features and Selection Table
- For outdoor MOF (Metering Outfit)
- Standard: IEC or IEEE*
- Maximum System Voltage: 15.5~36.5 kV
- Frequency: 50/60 Hz
*Other Standards or specifications available.
**Model VPF-30S designed for highly polluted conditions.
VPF-10AE, VPF-10A, VPF-12E, VPF-12, VPF-24E, VPF-24, VPF-30S
- Related Products
Current Transformers / Extended Range Current Transformers (ERCTs) for Billing, 10~30kV Outdoor Type
Used for power monitoring or as part of a MOF (Metering Outfit) for a 12~36kV power system, these outdoor CTs for billing are insulated with Araldite® UV-resistant cycloaliphatic epoxy. Accuracy 0.15S~0.3; burden B-0.5. Available as Extended Range Current Transformers (ERCTs) if requested.
Intended for power companies, this indoor single-phase epoxy-cast potential transformer is designed to be mounted inside the SF6 gas-insulated MOF (Metering Outfit) panel of a 25.5 kV (max.) power system. With an added tap in the secondary winding, this PT can offer two voltage ratios (120/60:1).
For 600V power systems, these current transformers offer a 0.3 Metering Class accuracy. ERCTs available upon request. The secondary side has a short-circuiting device. Terminal cover sealable. Various window diameters and current ratios.
Indoor potential transformers for ≦ 36kV power systems. IEC type testing & environmental testing (-45℃~65℃). The choice of major corporations of numerous countries. Insulated with Araldite® epoxy. Superior moisture resistance.
For power companies. To be mounted inside the SF6 gas-insulated MOF panel of a 25.5 kV (max) power system. With 2 primary coils, this current transformer offers 2 current ratios while maintaining the required accuracy and burden rating at each current ratio. Insulated with Araldite® epoxy resin.
- Download Materials
Easy-to-print document, containing product description, features, and a selection table.
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.