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 equipments in household and commercial installations.
MCB is also used as non-frequent changeover of electric circuit.
Line-Up
| BK63 series | BTK63 series | Alarm switch (for BK63) |
Auxiliary switch |
|---|---|---|---|
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TRIPPING CHARACTERSTICS
Instant tripping characteristics : 3–5In
Application : computers and electronic equipments
Instant tripping characteristics : 5–10In
Application : general load such as bulbs , motors
Instant tripping characteristics : 10–20In
Application : high current surge device such as transformers, motors with heavy load
COLORED HANDLES
Easy to distinguish the rated current of the MCB by means of colored handle.
| 1A | Black | 20A | Blue |
|---|---|---|---|
| 2A | Pink | 25A | Yellow |
| 3A | Pink | 32A | Purple |
| 4A | Brown | 40A | Black |
| 6A | Green | 50A | White |
| 10A | Red | 63A | Cupper-colored |
| 16A | Grey | ||
APPROVAL
| Type | BK63 | BTK63 | ||
|---|---|---|---|---|
| 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 |
| 6kA at 230/400VAC |
6kA at 400VAC |
10kA at 240/415VAC |
10kA at 415VAC |
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| Standards | IEC60898 | |||
| Approval | SEMKO CB scheme | KEMA CB scheme | ||
| Type of trip | Thermal magnetic release | |||
| Electrical endurance | 6,000 operations | 8,000 operations | ||
| Installation | 35mm DIN rail | |||
| Width | 17.8mm per pole | |||
| Type of terminal | Lug type (Cable up to 25mm2) | |||
| Alarm switch (Optional) |
1changeover contact
6A at 230VAC,3A at 415VAC(AX) 6A at 230VAC,3A at 415VAC(AL) 2A at 48VAC,1A at 125VAC Lug terminal Cable capacity 2.5mm2 9mm wide |
Not applicable | ||
| Dimension (mm) |  |
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