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MCB is applicable to electric circuit with rated voltage 230/400V, 240/415V AC, frequency 50/60Hz and rated current is up to 63A. The product provides against overload and short circuit and equipment in household and commercial installations. MCB is also used as non-frequent changeover of electric circuit.
|BK63 Series||BTK63 Series||Alarm Switch (for BK63)||Auxiliary Switch|
|Instant tripping characteristics: 3–5
In Application: computers and electronic equipment.
|Instant tripping characteristics: 5–10
In Application: general load such as bulbs, motors.
|Instant tripping characteristics: 10–20
In Application: high current surge device such as transformers, motors with heavy load.
|CE Marking||CB Certificate|
Easy to distinguish the rated current of the MCB by means of colored handle.
(In case of RCCB, Black color only is available)
|Protection||Overload and short circuit|
|Rated current||1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63A|
|Characteristics||B, C, D curve|
|Number of poles||1P, 1P+N, 2P, 3P, 3P+N, 4P|
|Breaking capacity||1P||2, 3, 4P||1P||2, 3, 4P|
|Rated violtage||230/400VAC||400VAC||240/415VAC||at 415VAC|
|Approval||SEMKO CB scheme||KEMA CB scheme|
|Type of trip||Thermal magnetic release|
|Electrical endurance (time)||6,000 operations||8,000 operations|
|Installation||35mm DIN rail|
|Width||17.8mm per pole|
|Type of terminal||Lug type (Cable up to 25mm2 )|
1 changeover contact
6A at 230VAC, 3A at 415VAC (AX)
6A at 230VAC, 3A at 415VAC (AL)
2A at 48VAC, 1A at 125VAC (AX)
Cable capacity 2.5 mm2