94 / 100
B
D
136
197
B
D
136
197
94
HAVELLS
Moulded Case Circuit Breakers (MCCBs)
CH Frame
Standard conformity :
IEC 60947-2
Rated operational voltage :
500V AC
Rated Insulation Voltage :
690V 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
240mm2 (M12 stud)
Frame
CN
No. of Poles
3P/4PwSN
Standard current ratings (I
n
)
A
160-800*
Thermal release setting (Adjustable)
OF )
n
Magnetic release setting
Adjustable
160-315A CN/CH Frame
5-10 times I
n
400-800A CN/CH Frame
4-10 times I
n
Rated ultimate short circuit
breaking capacity (lcu), KA
(at different voltages)
240V 70
380V 50
415V 50
500V 35
LCS
LCU
Weight TP (Triple Pole)
Kg
9.2
FPwSN (Four Pole with
Switched Neutral)
Kg
11.6
Terminal capacity (cable)
Sq.mm–
Bus bar (width)
mm 40