>> MCCB
KST
 

                                     

                   3P-125                                                                 3P-250

APPLICATION

KST Moulded case circuit breaker is suitable for circuit AC 50/60Hz, rated voltage up to AC 660V, rated operating current to 630V.
It features normal structure, reliable performance, complete accessories & high breaking capacity, used for power distribution and protecting the circuit and electrical equipment against overload and short circuit. It complies with standard of IEC947-2. Equipment against overloads and short circuit. It complies with standard of IEC947-2.

 

TRIPPING CHARACTERISTICS OF MCCB
Rated current of release (A)
Termodynamic release (ambient temp +40¡æ)
Operational current of magnetic release (A)
1.05In(cold state) inoperative time (h)
1.30In(heat state) inoperative time(h)
In¡Ü 63
¡Ý1
£¼1
10-50In¡À20%
63 £¼In¡Ü 250
¡Ý2
£¼2
10In¡À20%
25 £¼In ¡Ü800
¡Ý2
£¼2
5-10In¡À20%
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