UAN (HGN) Series, Circuit Breakers

Switchgear and Components

Circuit Breakers

UAN (HGN) Series

Product Description

Three (3) or Four (4) poles Low Voltage Air Circuit Breaker fitted with longtime over-current protection device, short-time & instant short-circuit protection devices, motor charging and trip-free, Draw-out type

Product Ratings

With longtime, short-time & instant tripping devices for UAN (HGN) Series: | a) Frame size (A): | - A-Frame: 06~20, | - B-Frame: (06~16) 20~40, | - C-Frame: (32) 40~50 | b) Rated current (In max)(A): | - A-Frame: 630~2000, | - B-Frame: 630~4000, | - C-Frame: 3200~5000 | c) Rated short-circuit breaking current (Sym, kA): 65~100 at 690V/500V/415V | d) Rated short-circuit making current (Peak, kA): 143~220 at 690V/500V/415V | e) Rated impulse withstand voltage(kV): 12 | f) Maximum total breaking time (ms): 50 | g) Operating time; | - Motor charging time (sec) max: 10, | - Closing time (ms) max: 80 | | For more details of ratings and application, refer to manufacturer's brochure or catalogues.

Applicable Standards

IEC Publication 60947-1/-2: 2006 + A1: 2009,+A2:2013, EN 60947-2

GOST R 50030.2-2010
KS C 4620: 2018