New Structure Moulded Case Circuit Breaker Knm3

Product Details
Customization: Available
Breaking Capacity: High Voltage Circuit Breakers
Operation: Electric Type
Manufacturer/Factory, Other

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ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001
  • New Structure Moulded Case Circuit Breaker Knm3
  • New Structure Moulded Case Circuit Breaker Knm3
  • New Structure Moulded Case Circuit Breaker Knm3
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Basic Info.

Model NO.
KNM3
Arc-extinguishing Medium
Air
Installation
Fixed
Structure
Moulded Case Circuit Breaker
Poles Number
3
Type
Circuit Breaker
Certification
ISO9001-2000
Transport Package
Carton
Specification
IEC60947-2
Trademark
korlen
Origin
Wenzhou
Production Capacity
30000PCS/Month

Product Description


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/In Assumed time Starting
situation
1 Assumed un-
tripping current
1.05 2h(In>63A),
1h(In≤63A)
Cold state
2 Assumed tripping
current
1.30 2h(In>63A),
1h(In≤63A)
Start right after the
number 1 test
 
Type KNM3-125N KNM3-160N KNM3-250N KNM3-400N KNM3-630N KNM3-800N
Rated current In(A) 125A 160A 250A 400A 630A 800A
Rated insulation voltage(V) 500 690 800 800 800 800
Rated pulse voltage(KV) 6 6 8 8 8 8
Rated working voltage ue (V) AC500 AC690 AC690 AC690 AC690 AC690
DC250 DC500 DC750 DC750 DC750 DC750
Ultimate
short-circuit
breaking
capacity
lcu(KA)
AC 50/60Hz
220/240V 40 50 65 65 65 65
380/415V 25 35 35 35 35 35
440V 16 20 30 30 30 30
500V 12 12 25 25 25 25
690V - 8 14 20 20 20
Operative short-circuit Breaking capacity . . . . . .
Isolation function A A A A B B
Usage category . .        
Mode
of
tripping
unit
Unadjustable            
Adjustable thermal trip
Unadjustable electromagetic trip
    . .    
Unadjustable     . . . .
Machanical life 25000 25000 25000 20000 20000 20000
Electrical life 8000 8000 8000 7000 5000 5000
  L 78 90 105 140 210 210
D 70 70 103.5 103.5 103.5 103.5
H 120 120 170 254 268 268

New Structure Moulded Case Circuit Breaker Knm3
New Structure Moulded Case Circuit Breaker Knm3

Company Introduction

New Structure Moulded Case Circuit Breaker Knm3

Wenzhou 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.



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New Structure Moulded Case Circuit Breaker Knm3

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New Structure Moulded Case Circuit Breaker Knm3
New Structure Moulded Case Circuit Breaker Knm3

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New Structure Moulded Case Circuit Breaker Knm3


New Structure Moulded Case Circuit Breaker Knm3


New Structure Moulded Case Circuit Breaker Knm3
New Structure Moulded Case Circuit Breaker Knm3

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