LPC Series

Product Description

Insulated protective cap is an accessory device designed to electrically insulate and mechanically seal loadbreak bushing inter-faces.

For permanent or temporary installation on bushings, junctions or feedthru devices.

Technical Specification

Rated voltage

15kV

,

25kV

,

35kV

Rated Current

200A

Product Type Number

LPC120

,

LPC220

,

LPC328

Product Category

Insulated Protective Cap

Technical Specification

Special Description:

  • Meet with the requirements of ANSI/IEEE Standard 386-2016, Separable Insulated Connector Systems for Power Distribution Systems above 600 Volts.
  • When mated to a loadbreak product and the drain wire is attached to ground, the insulated protective cap provides a fully shielded, submersible insulating cover for energized bushings.
  • When used in conjunction with a load-cutting product and grounded, the insulating plug cover provides complete shielding for the energized casing, which can be fully immersed in oil.

Table 1 - Electrical Data

Voltage Ratings15kV Class25kV Class35kV Class
Operating Voltage
Maximum Phase-to-Phase14.4kV26.3kV36.6kV
Maximum Phase-to-Ground8.3kV15.2kV21.1kV
Withstand Voltage
AC: 60Hz, 60 Sec34kV40kV50kV
DC: 15 Minutes53kV78kV103kV
Impulse Voltage Withstand
BIL and Full Wave Crest95kV125kV150kV
Corona Extinction Level   
<3pC11kV19kV26kV
Rated Current200Amp200Amp200Amp
Short Time Current10kA sym. for 10 cycles (0.17s)
Type NumberLPC120LPC220LPC328

Table 2 – Standard accessory attachment pack Information

Type NumberAccessoryQty
LPC120

Silicone Lubricant

Stainless Sheet

Installation Manual

1

1

1

LPC220
LPC328

Note: