Expert manufacturer of current transformers, potential transformers, distribution transformers, epoxy insulators, and other electrical and electronic apparatus.

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About CIC

A manufacturer and supplier in the electronics and electric power industries since 1974, CIC offers high-quality current transformers, potential transformers, distribution transformers, electronic revenue meters, resin insulators, air core reactors, detuned reactors, power capacitors, and surge protection devices. Also offered are other electrical and electronic apparatus along with a variety of industrial hardware for the use of a wide range of businesses.

Backed by advanced technology transferred from Germany, as well as more than 40 years of manufacture and product application experience, CIC’s goods and services are tailored to meet the needs of customers worldwide.

Both with advanced technology and 44 years of experience, CIC ensures each customer's demands are met.

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  • Coil Molded Single-Phase Potential Transformers for Indoor Use
    Coil Molded Single-Phase Potential Transformers for Indoor Use
    EP-3SF/6SF Series

    Indoor medium-voltage single-phase coil molded potential transformers for power systems ≦ 7.2 kV. Laminated-core & cut-core models. 2 primary-side fuses. Circuit breaker operation power source (EP-6SFK).


  • Potential Transformers (Circuit Breaker Operation Power Source)
    Potential Transformers (Circuit Breaker Operation Power Source)
    EPF-3SF1, EPF-6SF2

    Mounted on switchgear (3.3/6.6 kV) as an auxiliary power source for circuit breaker operation. Insulated with Araldite® epoxy, these potential transformers also feature a Class-F heat-resistant insulation material for the coils. Two fuses on the primary side offer protection against overload and short circuit currents.


  • Grounding Potential Transformers (GPT) for MV Indoor Applications
    Grounding Potential Transformers (GPT) for MV Indoor Applications
    EGP-3DF, EGP-6DF

    Indoor grounding potential transformer with a fuse on each of the 3 phases on the primary side. Used with measuring or monitoring instruments, or for ground-fault protection. 5-legged laminated core. Coils insulated with Araldite® epoxy.


  • Single-Pole Potential Transformers (or Three-Phase PT + GPT)
    Single-Pole Potential Transformers (or Three-Phase PT + GPT)

    1-pole potential transformers for 12/24/36 kV power systems. Use with measuring or monitoring instruments, or with protective relays. Optional connector and epoxy housing with a built-in primary fuse. Insulated with Araldite® epoxy.


  • 10/20kV Epoxy-Cast Potential Transformers for Indoor Use
    10/20kV Epoxy-Cast Potential Transformers for Indoor Use
    EPF-10B/20SE/20SI

    Widely used for 12~24 kV power systems and insulated with Araldite® epoxy, these potential transformers are characterized by superior moisture resistance and excellent electrical properties. Customizable for different standards and requirements.


  • Potential Transformer for 20kV 4-Way Switchgear (Circuit Breaker Operation Power Source)
    Potential Transformer for 20kV 4-Way Switchgear (Circuit Breaker Operation Power Source)
    EPF-20FB

    Designed for 24kV 4-way switchgear, this MV single-pole potential transformer features a high-voltage elbow-type connector on the primary side and a built-in high-voltage fuse for protection. Exterior coated with a metal conductive mixture for shielding. Secondary side sealed and waterproof. Araldite® epoxy as insulation.


  • Potential Transformer for SF6 Gas-Insulated MOF Panel
    Potential Transformer for SF6 Gas-Insulated MOF Panel
    EPF-20SH

    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).


  • 10/20kV Epoxy-Cast Potential Transformer (Power Source for Circuit Breaker Operation and Lighting)
    10/20kV Epoxy-Cast Potential Transformer (Power Source for Circuit Breaker Operation and Lighting)
    EPF-20DZ

    1-phase potential transformer for the measuring and monitoring of the voltage signal. Max continuous output: 4000VA. Combination with 1 or 2 smaller-capacity potential transformers forms a 3-phase potential transformer. Cast in self-extinguishing Araldite® epoxy resin.


  • Outdoor-Type Potential Transformers for Billing (Epoxy-Cast)
    Outdoor-Type Potential Transformers for Billing (Epoxy-Cast)
    VPF Series

    Cast in Araldite® UV-resistant cycloaliphatic epoxy, these potential transformers for billing are designed for long-term outdoor use in harsh conditions such as solar ultraviolet radiation, salt fog, high temperature, and high humidity. Designed to be part of a Metering Outfit (MOF).


  • 30kV Epoxy-Cast Potential Transformers
    30kV Epoxy-Cast Potential Transformers
    EPF-30SA-2, EPF-30SB-2

    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.


  • 30kV Metal-Clad Potential Transformer for Indoor Application
    30kV Metal-Clad Potential Transformer for Indoor Application
    EPF-30SE

    Intended for the switchgear panels of a 36kV power system, this single-pole epoxy-cast potential transformer for indoor application is covered with an aluminum box. The grounded aluminum box for shielding reduces the installation space requirement.



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