SM3-63
KCISE
SM3-63
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SM3-63 miniature circuit breaker
SM3-63 miniature circuit breaker is widely used in power distribution systems of industrial, commercial and civil buildings as short circuit and overload protection of electrical lines or equipment.
Note: the main difference between this model and other type is that the wiring mode of the terminal is different. This product is a pull-up terminal.
SM3-63 miniature circuit breaker
SM3-63 miniature circuit breaker is widely used in power distribution systems of industrial, commercial and civil buildings as short circuit and overload protection of electrical lines or equipment.
Note: the main difference between this model and other type is that the wiring mode of the terminal is different. This product is a pull-up terminal.
。 Meet the standard: GB / T10963.1
。 Rated working voltage Ue: AC230V / 400V (1P), AC400V (2P, 3P, 4P) 50 / 60Hz
。 Breaking capacity: 6000A
。 Mechanical and electrical life: 20000 times
。 Ambient temperature: Open installation: - 25 ℃ ~ + 50 ℃ ; Closed installation: - 25 ℃ ~ + 40 ℃
。 Damp heat resistance: Class 2 (95% relative humidity at 55 ℃ )
。 Wiring capacity: 1-25mm sq
。 High breaking capacity
。 Rapid tripping
。 The current setting is accurate and stable
。 Reliable and effective protection
。 With isolation function
。 Long service life
。 High flame retardant, impact resistant
。 Standard guide rail installation, easy loading and unloading
。 Meet the standard: GB / T10963.1
。 Rated working voltage Ue: AC230V / 400V (1P), AC400V (2P, 3P, 4P) 50 / 60Hz
。 Breaking capacity: 6000A
。 Mechanical and electrical life: 20000 times
。 Ambient temperature: Open installation: - 25 ℃ ~ + 50 ℃ ; Closed installation: - 25 ℃ ~ + 40 ℃
。 Damp heat resistance: Class 2 (95% relative humidity at 55 ℃ )
。 Wiring capacity: 1-25mm sq
。 High breaking capacity
。 Rapid tripping
。 The current setting is accurate and stable
。 Reliable and effective protection
。 With isolation function
。 Long service life
。 High flame retardant, impact resistant
。 Standard guide rail installation, easy loading and unloading




The characteristic data shall comply with GB/T10963.1 | Rated working voltage | 1P | 2P | 3P | 4P |
ln A | Model | ||||
◎ Instantaneous tripping current: SM3-63C type (5-10) x In ◎ Purpose: SM3-63C is applicable to lighting distribution system and some motor distribution systems to protect short circuit and overload of lines. ◎ Control ◎ DC application ◎ Isolation | 1 | SM3-63 C1 | SM3-63 C1-2 | SM3-63 C1-3 | SM3-63 C1-4 |
2 | SM3-63 C2 | SM3-63 C2-2 | SM3-63 C2-3 | SM3-63 C2-4 | |
3 | SM3-63 C3 | SM3-63 C3-2 | SM3-63 C3-3 | SM3-63 C3-4 | |
4 | SM3-63 C4 | SM3-63 C4-2 | SM3-63 C4-3 | SM3-63 C4-4 | |
5 | SM3-63 C5 | SM3-63 C5-2 | SM3-63 C5-3 | SM3-63 C5-4 | |
6 | SM3-63 C6 | SM3-63 C6-2 | SM3-63 C6-3 | SM3-63 C6-4 | |
10 | SM3-63 C10 | SM3-63 C10-2 | SM3-63 C10-3 | SM3-63 C10-4 | |
16 | SM3-63 C16 | SM3-63 C16-2 | SM3-63 C16-3 | SM3-63 C16-4 | |
20 | SM3-63 C20 | SM3-63 C20-2 | SM3-63 C20-3 | SM3-63 C20-4 | |
25 | SM3-63 C25 | SM3-63 C25-2 | SM3-63 C25-3 | SM3-63 C25-4 | |
32 | SM3-63 C32 | SM3-63 C32-2 | SM3-63 C32-3 | SM3-63 C32-4 | |
40 | SM3-63 C40 | SM3-63 C40-2 | SM3-63 C40-3 | SM3-63 C40-4 | |
50 | SM3-63 C50 | SM3-63 C50-2 | SM3-63 C50-3 | SM3-63 C50-4 | |
63 | SM3-63 C63 | SM3-63 C63-2 | SM3-63 C63-3 | SM3-63 C63-4 | |
The characteristic data shall comply with GB/T10963.1 | Rated working voltage | 1P | 2P | 3P | 4P |
ln A | Model | ||||
◎ Instantaneous tripping current: SM3-63C type (5-10) x In ◎ Purpose: SM3-63C is applicable to lighting distribution system and some motor distribution systems to protect short circuit and overload of lines. ◎ Control ◎ DC application ◎ Isolation | 1 | SM3-63 C1 | SM3-63 C1-2 | SM3-63 C1-3 | SM3-63 C1-4 |
2 | SM3-63 C2 | SM3-63 C2-2 | SM3-63 C2-3 | SM3-63 C2-4 | |
3 | SM3-63 C3 | SM3-63 C3-2 | SM3-63 C3-3 | SM3-63 C3-4 | |
4 | SM3-63 C4 | SM3-63 C4-2 | SM3-63 C4-3 | SM3-63 C4-4 | |
5 | SM3-63 C5 | SM3-63 C5-2 | SM3-63 C5-3 | SM3-63 C5-4 | |
6 | SM3-63 C6 | SM3-63 C6-2 | SM3-63 C6-3 | SM3-63 C6-4 | |
10 | SM3-63 C10 | SM3-63 C10-2 | SM3-63 C10-3 | SM3-63 C10-4 | |
16 | SM3-63 C16 | SM3-63 C16-2 | SM3-63 C16-3 | SM3-63 C16-4 | |
20 | SM3-63 C20 | SM3-63 C20-2 | SM3-63 C20-3 | SM3-63 C20-4 | |
25 | SM3-63 C25 | SM3-63 C25-2 | SM3-63 C25-3 | SM3-63 C25-4 | |
32 | SM3-63 C32 | SM3-63 C32-2 | SM3-63 C32-3 | SM3-63 C32-4 | |
40 | SM3-63 C40 | SM3-63 C40-2 | SM3-63 C40-3 | SM3-63 C40-4 | |
50 | SM3-63 C50 | SM3-63 C50-2 | SM3-63 C50-3 | SM3-63 C50-4 | |
63 | SM3-63 C63 | SM3-63 C63-2 | SM3-63 C63-3 | SM3-63 C63-4 | |