CBT-4M/BF
-
Type 3 surge protection device
2748522
Socket strip (4x) with surge protection, power display, visual and acoustic fault warning. For country-specific use in: B, F, CZ, SK
Product details
| Type | Socket strip |
| For country-specific use in | B, F, CZ, SVK, PL |
| Surge protection fault message | optical |
| IEC test classification | III |
| EN type | T3 |
| Conductor cross section flexible min. | 0.2 mm² |
| Conductor cross section flexible max. | 4 mm² |
| Dimensional drawing |
|
| Width | 61 mm |
| Height | 368 mm |
| Depth | 47 mm |
| Flammability rating according to UL 94 | V0 |
| Housing material | PC+ABS |
| Mechanical data | |
| Open side panel | No |
| Direction of action | 1L-N & N-PE |
| Nominal frequency fN | 50 Hz |
| 60 Hz | |
| Maximum continuous operating voltage UC (L-PE) | 250 V AC |
| Protective conductor current IPE | ≤ 6 µA |
| Operating effective current IC at UC | ≤ 6 mA |
| Nominal discharge current In (8/20) µs (L-PE) | 2.5 kA |
| Maximum discharge current Imax (8/20) µs (L-PE) | 8 kA |
| Voltage protection level Up (L-N) | ≤ 1.1 kV |
| Voltage protection level Up (L-PE) | ≤ 1.5 kV |
| Voltage protection level Up (N-PE) | ≤ 1.5 kV |
| Response time tA (L-N) | ≤ 25 ns |
| Response time tA (L-PE) | ≤ 100 ns |
| Max. required back-up fuse | 16 A (gL) |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -25 °C ... 75 °C |
| Standards | |
| Standards/regulations | IEC 61643-1 |
| EN 61643-11 | |
| IEC 61643-21 | |
| Mounting type | Socket strip |