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Low Voltage Power 750V Circuit Breaker
Low Voltage Power 750V Circuit Breaker
Low Voltage Power 750V Circuit Breaker
Low Voltage Power 750V Circuit Breaker
  • Low Voltage Power 750V Circuit Breaker
  • Low Voltage Power 750V Circuit Breaker
  • Low Voltage Power 750V Circuit Breaker
  • Low Voltage Power 750V Circuit Breaker

Low Voltage Power 750V Circuit Breaker

    Unit Price: USD 1 / Bag/Bags
    Payment Type: L/C,T/T,D/P,Paypal
    Min. Order: 1 Bag/Bags

Basic Info

Model No.KNM2

Breaking CapacityLow Voltage Circuit Breakers

OperationManual Type

SpeedNormal Type Circuit Breaker

Arc-extinguishing MediumAir

InstallationFixed

StructureMccb

Poles Number2

TypeCircuit Breaker

FunctionOvercurrent Protection

CertificationCe;cb;sni;nf;tse;semko

Rated Working Current6a To 63a

Rated Working Voltage690v And Below

Production StandardIec60947-2;gb14048.2

Additional Info

TransportationOcean,Land,Air

PortNingbo,ShangHai

Payment TypeL/C,T/T,D/P,Paypal

Product Description

The rated insulation voltage of this Circuit Breaker is 750V which is applicable for theelectricity distribution net of AC 50Hz, rated working voltage 690V and below, rated workingcurrent from 6A to 630A. It is used to distribute electric power and protect the line and poweapparatus 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

Molded Case Circuit Breaker
Small Size Molded Case Circuit Breaker
Electrical Molded Case Circuit Breaker
Automatic Molded Case Circuit Breaker
MCCB

No.

Testing current name

I/In

Assumed time

Starting situation

1

Assumed untripping 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 KNM2-100N KNM2-160N KNM2-250N

KNM2-

400N

KNM2-

630N

KNM2-

800N

KNM2-

1000N

KNM2-

1250N

KNM2-

1600N

Rated insulation voltage(V) 750 750 750 750 750 800 800 800 800
Rated pulse voltage(KV) 8 8 8 8 8 8 8 8 8
Rated working voltage ue (V) AC690 AC690 AC690 AC690 AC690 AC690 AC690 AC690 AC690
Ultimate
short-circuit
breaking
capacity
lcu(KA)
AC 50/60Hz
220/240V 85 85 85 85 85 50 50 50 50
380/415V 36 36 36 50 50 50 50 50 50
440V 35 35 35 42 42 50 50 50 50
500V 25 60 60 60 60 40 40 40 40
525V 22 22 22 22 22 40 40 40 40
660/690V 8 8 8 10 10 30 30 30 30
Operative short-circuit Breaking capacity 50% 75%luc 75%luc 75%luc 75%luc 75%luc 75%luc 75%luc 75%luc
Isolation function








Usage category A A A A A B B B B
Machanical life 50000 40000 20000 15000 10000 10000 10000 10000 10000
Electrical life 30000 20000 10000 6000 4000 5000 5000 4000 2000

W 105 105 105 140 140 210 210 210 210
H 161 161 161 255 255 327 327 327 327

KNM2

KNM2


KNM2



 Production Capacity: we have more than 1500 workers and 100 expert engineers who can produce one container of our products in less than 5 days. Annual production is as follows; MCB 15 million poles, RCCB (thermal type) 2 million poles, (magnetic type) 800 thousand pole. Production of other products is also in the range of not less than thousands of poles annually.

 Pricing: we offer the best price to meet the requirement of all customers depending on the quality and the number of quantity demanded.



Product Categories : Molded Case Circuit Breaker > KNM2 Series Moulded Case Circuit Breaker

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