LG Type RKN, 32KGRa, 32KGRb Residual breakers
 








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Residual Current Circuit Breaker Types  RKN and KGR
 



 

 

 

Technical Data


Type RKN 2 pole
and
RKN 4 pole

Type RKN KGR
Standard Conforming to IEC 1008 KSC4613
Protection Ground fault Ground fault and
Over-current
Rated current, In 25, 32, 40, 63Amp 15, 20, 30Amp
Number of poles 2(1+N), 4(3+N) pole 2 pole
Rated sensitivity currents, IΔn 30, 100, 300mA 15, 30mA
Rated residual
non-operating current
0.5 x IΔn 0.5 x IΔn
Rated voltages 2 pole 240V AC 110/220V AC
4 pole 240/415V AC
Residual current off-time at IΔn ≤0.1 second ≤0.03 second
Rated making capacity, Im 500A for In=25, 32, 40A -
630A for In=63A
Rated conditional
short-circuit current, Inc
1500A for In=25,32, 40A3000A for In=63A Icu=1.5kA
Type of trip

Electro-magnetic
release

Electronic
Bimetalic to over-current

Type of terminal Lug type Clamp type
Terminal capacity Cables up to 35mm² Cables up to 25mm²
(solid)
Installation 35mm DIN rail 35mm DIN rail
Slot size 45mm 45mm

 

  Catalog No's

Type KGR 2 pole

Type RKN In 2 pole, IΔ=30mA 4 pole, IΔn =30mA
25A RKN622530 RKN642530
32A RKN623230 RKN643230
40A RKN624030 RKN644030
63A RKN626330 RKN646330
In 2 pole, IΔ=100mA 4 pole, IΔn =100mA
25A RKN6225100 RKN6425100
32A RKN6232100 RKN6432100
40A RKN6240100 RKN6440100
63A RKN6263100 RKN6463100
In 2 pole, IΔn =300mA 4 pole, IΔn =300mA
25A RKN6225300 RKN6425300
32A RKN6232300 RKN6432300
40A RKN6240300 RKN6440300
63A RKN6263300 RKN6463300
       
Type KGR In 2 pole, IΔn =30mA 2 pole, IΔn =15mA
15A 32KGRa1530 32KGRa1515
20A 32KGRa2030 32KGRa2015
30A 32KGRa3030 32KGRa3015

 

 

 

Type KGRa Dimensions

Type RKN Dimensions

 

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