Varistor surge protective device type 2 (class C) four-pole SPMO20C\4P
Varistor surge protective devices
SPMO20C\4P
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Surge protective devices of SPMO series by Spamel are used in electrical switchboards in apartments, houses and small utility buildings. The surge protective devices are used to protect electrical installations by preventing the penetration of surge currents into the power line. Compliance with the standard IEC/EN 61643-11. The product was tested at the Institute of Plasma Physics and Microfusion
| Surge protective device | Type 2, Class II |
| Network type | TN-S/TN-C |
| Rated voltage AC Un | 230/400 V |
| The highest continuous operating voltage AC Uc | 275 V |
| Voltage protection level Up | ≤ 1,3 kV |
| Nominal discharge current In (8/20μs) | 20 kA |
| Maximum discharge current Imax (8/20μs) | 40 kA |
| Leakage current IPE | < 0,5mA |
| Short-circuit current ISCCR | 20 kA |
| Maximum additional fuse | 125 gL/gG |
| Frequency | 50/60 Hz |
| Insulation resistance RISOL | > 10³ MΩ |
| Insert status | green - OK, red - no protection |
| Remote fault signaling | yes |
| Degree of protection | IP20 |
| Operating temperature | -40°C...+80°C |
| Permissible humidity Rh | ≤ 95% |
| Tightening torque, terminals | 2.0 Nm |
| Wire gauge (solid, stranded) | 6...35 mm² / 4...25 mm² |
| Mounting method | TH35 rail |
| Base material | PA6, UL94-V0 Flammability Test |
| Insert material | PA6, UL94-V0 Flammability Test |
| Installation site | Indoor use only |
