Medium-Voltage Epoxy Support Insulators

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Medium-Voltage Epoxy Support Insulators - CIC

CIC | CHALLENGE INDUSTRIAL CO., LTD., since 1974, is a global supplier of Medium-Voltage Epoxy Support Insulators. CIC specializes in the manufacture of instrument transformers, distribution transformers, detuned reactors, epoxy insulators, electronic energy meters, etc. Also provided or distributed are a wide range of other electrical or electronic apparatus.

Certified to ISO 9001, CIC ensures superior quality of its goods through such advanced technologies and materials as Swiss-manufactured equipment (for the production of resin insulators), Araldite® epoxy resin, and technology transferred from Messwandler-Bau (MWB) of Germany.

Backed by 44 years of experience, CIC offers custom-made products, OEM/ODM services, and technical support tailored to the needs of its discerning clientele.


Medium-Voltage Epoxy Support Insulators

ESI-101, ESI-201, ESI-202, ESI-301, ESI-302

Intended for 12 kV, 24 kV, or 36 kV power systems, these support insulators, also called “post insulators,” are cast in Araldite® epoxy resin. With excellent resistance to moisture, these easy-to-install insulators can be used in locations with salty or polluted air.


Product Features

  • Standard: IEC 60660, or CNS 6796 (C4292)
  • Indoor application
  • Cast in Araldite® epoxy resin
  • Rated Voltage: 12 kV, 24 kV, or 36 kV
  • Type-tested according to CNS 6796 (C4292)
  • Partial Discharge Level: ≤ 100 pC
  • Products can be customized
  • ODM and OEM services available

Selection Table

Model

Rated Voltage

kV

AC / BIL

kV

Creepage

mm

Shed Number

Bending Strength
1 min.

kgf
(N)

Torsional Strength

kgf-m

Tensile Strength

kgf

Approx. Weight

kg

ESI-101

12

36 / 75

165

4

240
(2354)

30

2000

0.5

ESI-201

24

60 / 125

360

9

240
(2354)

30

2000

1.2

ESI-202

25

80 / 150

380

9

240
(2354)

30

2000

1.45

ESI-301

36

80 / 170

520

11

600
(5884)

30

3000

1.9

ESI-302

36

80 / 185

530

11

600
(5884)

30

3000

2.0


Product Dimensions


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