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V20-CF-3+1FS-300 5095257 OBO BETTERMANN V20 V20-CF-3+1FS-300 active part 300V surge arrester
V20-CF-3+1FS-300
5095257
OBO BETTERMANN
V20 V20-CF-3+1FS-300 active part 300V surge arrester
Surge arrester V20 with integrated pre-fuse. Surge arrester, type 2+3• For surge protection equipotential bonding to VDE 0100-443 (IEC 60364-4-44)• Integrated pre-fuse in the arrester• Protection level < 1.5 kV• Including a potential-free changeover contact for remote signalling
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▲| Arrester surge current (8/20 µs) [total] | 65 kA |
|---|---|
| Blow-out | no |
| Conductor cross-section, flexible (fine-wire), max. | 35 mm² |
| Conductor cross-section, flexible (fine-wire), max. | 4 AWG |
| Conductor cross-section, flexible (fine-wire), min. | 2,5 mm² |
| Conductor cross-section, flexible (fine-wire), min. | 16 AWG |
| Conductor cross-section, rigid (single-wire/multiwire), max. | 2 AWG |
| Conductor cross-section, rigid (single-wire/multiwire), max. | 35 mm² |
| Conductor cross-section, rigid (single-wire/multiwire), min. | 2,5 mm² |
| Conductor cross-section, rigid (single-wire/multiwire), min. | 16 AWG |
| Connection cross-section, FM terminals, max. | 1,5 mm² |
| Connection cross-section, FM terminals, max. | 16 AWG |
| Connection cross-section, FM terminals, min. | 0,25 mm² |
| Connection cross-section, FM terminals, min. | 23 AWG |
| DC network form | no |
| Dimension | 300V |
| FM contacts | Changeover |
| Follow current quenching capacity (eff) [N-PE] | 0,1 kA |
| Height | 105 mm |
| Humidity, max. | 95 % |
| Humidity, min. | 5 % |
| Installation type | DIN rail 35 mm |
| Integrated back-up fuse | yes |
| IT network form | no |
| Length | 75 mm |
| Maximum continuous voltage (L-N) | 300 V |
| Maximum continuous voltage (N-PE) | 305 V |
| Maximum continuous voltage AC | 300 V |
| Maximum discharge current (8/20 μs) [L-N] | 40 kA |
| Maximum discharge current (8/20 μs) [N-PE] | 65 kA |
| Network form | Other |
| Nominal discharge current (8/20 µs) | 20 kA |
| Nominal discharge current (8/20 µs) [L-N] | 20 kA |
|---|---|
| Nominal discharge current (8/20 µs) [N-PE] | 40 kA |
| Nominal voltage AC (50/60 Hz) | 230 V |
| Other network form | no |
| Permitted temperature range, max. | 85 °C |
| Permitted temperature range, min. | -40 °C |
| Pole number | 4 |
| Pole version | 3+N/PE |
| Protection level [L-N] | ≤1,5 |
| Protection rating | IP20 |
| Remote signalling | yes |
| Residual voltage [L-N] @ 5 kA | 1,15 kV |
| Short-circuit resistance for max. mains-side overcurrent protection | 50 kA eff |
| Short-circuit resistant | yes |
| Signalling on device | Visual |
| SPD to EN 61643-11 | Type 2+3 |
| SPD to IEC 61643-1 | Class II |
| Suitable for outdoor use | no |
| Switching power AC | 230 V; 0,5 A |
| Switching power DC | 230 V; 0,1 A / 75 V; 0,5 A |
| Test class, type 1 | no |
| Test class, type 2 | yes |
| TN network form | no |
| TN-C network form | no |
| TN-C-S network form | yes |
| TN-S network form | yes |
| Torque | 4,5 Nm |
| TOV voltage [L-N] ‒ fail safe mode ‒ 120 min. | 442 V |
| TOV voltage [L-N] ‒ withstand mode ‒ 5 s | 337 V |
| TOV voltage [N-PE] ‒ withstand mode ‒ 200 ms | 1200 V |
| TT network form | yes |
| Width | 72 mm |
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