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92
HAVELLS
Moulded Case Circuit Breakers (MCCBs)
FN Frame
Standard conformity :
IEC 60947-2
Rated operational voltage :
500V AC
Rated Insulation Voltage :
750V AC
Type of release :
Thermomagnetic
Utilisation Category :
A
Rated frequency :
50/60 Hz
Ambient temp :
40oC (55oC on request)
Operating altitude :
2000 meters
(UMIDITY
Rated impulse voltage :
8 KV
Cable capacity
Tunnel Terminals: 120mm
2
with
cage clamp or palm width lugs
FN-Frame
Frame
FN
No. of Poles
3P/4PwSN
Standard current ratings (I
n
)
A
25-250*
Thermal release setting
Fixed
Magnetic release setting for current rating Fixed
25A - 32A
500A
40A - 80A
800A
100A - 125A
1250A
160A - 250A
1600A
Rated ultimate short circuit
breaking capacity (lcu), KA
(at different voltages)
240V 50
380V 35
415V 35
500V 25
LCS
LCU
Weight TP (Triple Pole)/FPwSN Kg
2.9/3.8
Terminal Type
M8
Terminal capacity (cable)
Sq.mm120
Bus bar (width)
mm 18