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MCD 50-B 3+1 5096879 OBO BETTERMANN Coordinated lightning cont. set for TT and TNS networks,
MCD 50-B 3+1
5096879
OBO BETTERMANN
Coordinated lightning cont. set for TT and TNS networks,
Combination arrester, 3-pole + NPE. Combination arrester, type 1+2, 4-pole, for use in TT and TN-S networks.Completely pre-terminated and ready for connection, consisting of:3x MCD 50-B: Coordinated lightning current arrester, type 1+2 to EN 61643-11 and 1x MCD 125-B/NPE: Coordinated N-PE spark gap, type 1+2 to EN 61643-11. For interface 0 to 2 (LPZ) in accordance with lightning protection zone concept to IEC 62305 and/or VDE 0185-305. • Lightning protection equipotential bonding to VDE 0185-305 (IEC 62305)• Lightning current arresting capacity to 50 kA (10/350) per pole and up to 125 kA (10/350) in total• Protection level < 1.7 kV allows device protection• Short-circuit resistance 10 kA, arrester backup fuse to 500 A gL/gG• Encapsulated, non-extinguishing spark gaps Application: Industr
Earthing, lightning and surge protection > Lightning current arrester for power supply systems
TBS Transient and lightning protection systems - OBO BETTERMANN > Surge protection, arrestor, type 1 (industry) - OBO BETTERMANN
Brand new product in its original packaging covered by the warranties and certifications provided by OBO BETTERMANN
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▲| Approvals | VDE |
|---|---|
| Arrester surge current (8/20 µs) [total] | 125 kA |
| Blow-out | no |
| CO2 Footprint (GWP) Cradle-to-Gate | 8,7435 kg CO2e / 1 Piece |
| Conductor cross-section, rigid (single-wire/multiwire), max. | 50 mm² |
| Conductor cross-section, rigid (single-wire/multiwire), min. | 10 mm² |
| DC network form | no |
| Dimension | 255V |
| Follow current quenching capacity (eff) [N-PE] | 0,1 kA |
| Height | 69 mm |
| Installation type | DIN rail 35 mm |
| IT network form | no |
| Length | 100 mm |
| Lightning protection zone LPZ | 0→2 |
| Lightning surge current (10/350 μs) | 50 kA |
| Lightning surge current (10/350) | 125 kA |
| Max. mains-side overcurrent protection | 500 |
| Maximum back-up fuse | 500 A |
| Maximum continuous voltage (L-N) | 255 V |
| Maximum continuous voltage (N-PE) | 255 V |
| Maximum continuous voltage AC | 255 V |
| Network form | TN-S, TT |
| Nominal discharge current (8/20 µs) | 50 kA |
| Nominal discharge current (8/20 µs) [L-N] | 50 kA |
| Nominal discharge current (8/20 µs) [N-PE] | 125 kA |
| Nominal voltage AC (50/60 Hz) | 230 V |
| OBO_Nominal load current (input/output terminal) | 125 A |
|---|---|
| Operating temperature, max. | 85 °C |
| Operating temperature, min. | -40 °C |
| Other network form | no |
| Permitted temperature range, max. | 85 °C |
| Permitted temperature range, min. | -40 °C |
| Pole number | 1 |
| Pole version | 3+N/PE |
| Protection level [L-N] | ≤1,7 |
| Protection rating | IP20 |
| Remote signalling | no |
| Response time | <100 ns |
| Short-circuit resistance | 10 kA |
| Short-circuit resistance for max. mains-side overcurrent protection | 10 kA |
| Signalling on device | None |
| SPD to EN 61643-11 | Type 1+2 |
| SPD to IEC 61643-1 | Class I+II |
| Test class, type 1 | yes |
| Test class, type 2 | yes |
| TN network form | yes |
| TN-C network form | no |
| TN-C-S network form | yes |
| TN-S network form | yes |
| TT network form | yes |
| Version for | 3+NPE |
| Width | 140 mm |
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOGUE SURGE PROTECTION OBO EN.pdf | 24 Mbytes |
|
| MCD 50-B 3+1 5096879 OBO BETTERMANN Coordinated lightning cont. set for TT and TNS networks, | 69 Kbytes |
|
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