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88
HAVELLS
Moulded Case Circuit Breakers (MCCBs)
Frame
GH
No. of Poles
1P/3P/4P
Standard current range / rating (I
n
)
A
16-160*
Thermal Release Setting
Fixed
Magnetic release setting for current rating:
16A - 32A
A
350
40A - 50A
A
500
63A - 80A
A
800
100A - 160A
A
1000
Rated ultimate short circuit breaking
capacity (lcu), KA
(at different voltages)
240V
'
25
240V 40
415V 25
440V 16
500V 12
LCS
LCU
Weight SP
Kg
0.35
TP
Kg
0.93
4PwSN
Kg
1.2
Terminal capacity (cable)
Sq.mm70
Bus bar (width)
mm 10
Recommended Torque
Nm 4.2
GH 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 (50oC on request)
Operating altitude :
2000 meters
(UMIDITY
Rated impulse voltage :
8 KV
Cable Capacity
Tunnel Terminals: 70mm2