The rated insulation voltage of this circuit breaker is 750V which
is applicable for the electricity distribution net of AC 50Hz,
rated working voltage 690V and below, rated working current from 6A
to 630A. It is used to distribute electric power and protect the
line and power apparatus from being overload and short-circuit
protection of the motor. This circuit breaker can be installed
vertically and horizontally. This product complies with standard
IEC60947-2, GB14048.2 NO.testing current
name I/InAssumed timeStartingsituation1Assumed un-tripping
current1.052h(In>63A),1h(In≤63A)Cold state2Assumed
trippingcurrent1.302h(In>63A),1h(In≤63A)Start right after
thenumber 1 test
TypeKNM3-125NKNM3-160NKNM3-250NKNM3-400NKNM3-630NKNM3-800NRated
current In(A)125A160A250A400A630A800ARated insulation
voltage(V)500690800800800800Rated pulse voltage(KV)668888Rated
working voltage ue
(V)AC500AC690AC690AC690AC690AC690DC250DC500DC750DC750DC750DC750Ultimateshort-circuitbreakingcapacitylcu(KA)AC
50/60Hz220/240V405065656565380/415V253535353535440V162030303030500V121225252525690V-814202020Operative
short-circuit Breaking capacity......Isolation functionAAAABBUsage
category.. ModeoftrippingunitUnadjustable Adjustable
thermal tripUnadjustable electromagetic
trip .. Unadjustable ....Machanical
life250002500025000200002000020000Electrical
life800080008000700050005000 L7890105140210210D7070103.5103.5103.5103.5H120120170254268268Company
IntroductionWenzhou Korlen Electric Appliances Co., Ltd, It is a
joint venture. My company is a manufacturer including design,
development, produce and sale, professional producing MCB, MCCB,
RCCB and AC contactor etc. Product enterprises. The company owns
import and export power of self-run, expanding Europe and America,
Middle East, Southeast Asia etc. Market, set a good Public praise.
The company have more than 1500 workers, including senior engineer
among them, engineer at inside of more than 100 technician. And
then set up to cover area more than 50 acres, construct area is
more than 38000 square meters of the modern industrial zone,
providing with the forerunner's standard laboratory and various
examination equipments. Under Korlen people to make great effort
unremittingly, designed and developed by oneself, develop and
produce the series of MCB, RCCB filled up local blank, attain
inter-national advanced level, and acquire more than 20 national
patents. The company acquires "30 strong eminent enterprises, top
ten of export income, yueqing star class enterprise, attach
importance to contract and keeps promise" title of honor for many
times past years. Company still the initiative pass ISO 9001
management system verification and 14001 environments management
system verification. Our product passed quality verification of
domestic and international authority organization like the CB SEMKO
NF SIRIM SNI CE PCT TSE, In the meantime high breaking capacity
breaker of our company in this city is the unique product which got
" Yueqing famous brand product" by Yueqing people government.
Korlen Electric Appliances is willing to make friends with social
public, the world outside businessman join hands together for
prosperous society and development to build a brighter
future.CertificatesFactory LinesExhibition/* January 22, 2024
19:08:37 */!function(){function s(e,r){var
a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
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