• Suitable for use in AC 50Hz, rated AC230V/400V circuits
• Green light during normal operation, red light or two lights off for fault problems
• As the overload and short circuit protection of the line
• Indirect lightning and direct lightning effects or other transient overvoltage surge protection
• Reliable decoupling for suddenly applied or slowly rising AC sine
① Enterprise design code
② Product category
③ Design code
④ Electronic residual current operated circuit breaker
⑤ Frame size
⑥ Current specification:6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
⑦ Number of poles: 2P,3P
⑧ L: Residual current operational characteristics(default 30mA ) optional
⑨ OV: Overvoltage protection (default 275V±5V ) optional
⑩ SPD: Lightning protection optional
Three functions L, OV, SPD can be combined at will
Example: SCB8LE-63 2P 63A OV+SPD (2P 63A with overvoltage and lightning protection)
| SCB8LE-63 RCBO OVP+SPD | ||
| Number of poles | 2P | 3P |
| Frequency (Hz) | 50Hz | |
| Rated voltage Ue (M) | 230V | 400V |
| Rated current In (A) | 6, 10, 16, 20, 25, 32, 40, 50, 63A | |
| Overcurrent instantaneous release type | B,C,D | |
| Rated short-circuit breaking capacity lcn(A) | 6000A | |
| Rated residual operational current I△nm(A) | 30, 50, 100 | |
| Rated rsidual noperaing curent l△nom(A) | 15, 25, 50, can be customized | |
| Breaking time at l△n (s) | <0.1 | |
| Rated residual making and breaking capaciy l△mA | 2000 | |
| Electrical life (times) | ≥4000 | |
| Overcurrent instantaneous release type | Rated current In(A) |
Test current (A) | Initial state | Test time | Expected results | Notes | Base temperature |
| B, C and D | ≤63 | 1.13In | Cold state | t≥1h | No tipping | -- | 30℃ |
| 1.45In | Immediately after the test |
t≥1h | Tripping | The current rises to the specified value within 5s |
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| 2.55In | Cold state | 1s<t<60s (for Ins32A) |
Tripping | -- | |||
| 1s<t<120s (for Ins32A) |
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| 3In/5In 10In |
t≤0.1s | No tipping | Power on by closing the auxiliary switch |
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| 5In/10In 20In |
t<0.1s | Tripping | Power on by closing the axiliary switch |
| Operating voltage (M) | AC230V AC400V |
| Max. surge current Imax (kA) | 10 |
| Nominal surge current (In (kA) | 5 |
| Response time t (ns) | <25 |
| Connect the ground terminal to the stranded wire | 6mm² |
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