Famous Power Distribution Factories – LZZB8-35 type current transformer – Changan Group

Designation

overview

This series of current transformers is epoxy resin casting and fully sealed structure, suitable for rated frequency 50Hz or 60Hz, rated voltage 35KV and below in the power system, used for electric energy measurement, current measurement and relay protection. This product conforms to the standard of GBl208-2006 and IEC60185
“current transformer”.

Structure introduction

This series of current transformers is a fully sealed and post type structure, with features of pollution and humidity resistance, small s i z e and light weight, suitable for installation in any location and direction. LZZB8-35AG is suitable fo『the metal clad switchgear with a width of 1.2 meters.

Technical parameters

Rated insulation level: 40.5/95/185kV
Rated secondary current:5 A or 1 A
Rated primary current, class of accuracy combination, rated output and dynamic and thermal stability current are shown in Table 1 and table 2
Partial discharge level conforms to standard of GB20840.2-2014 ”current transformer”
Gradation of surface pollution: II

Outline and installation dimension drawing