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DEHNguard 952090 DG S275 FM Surge Arresters (SPD)
Single-pole, pluggable surge arrester consisting of abase part and plug-in protection module; with floating remotesignalling contact
Technical Characteristic:
| Type | DG S 275 FM |
| Part No. | 952 090 |
| SPD according to EN 61643-11 | Typ 2 |
| SPD according to IEC 61643-1 | Class II |
| Max. continuous operating a.c. voltage [UC] | 275 V |
| Max. continuous operating d.c. voltage [UC] | 350 V |
| Nominal discharge current (8/20 µs) [In] | 20 kA |
| Max. discharge current (8/20 µs) [Imax] | 40 kA |
| Voltage protection level [UP] | ≤ 1,25 kV |
| Voltage protection level at 5 kA [UP] | ≤ 1 kV |
| Response time [tA] | ≤ 25 ns |
| Max. mains-side overcurrent protection | 125 A gL/gG |
| Short-circuit withstand capability for max. mains-sideovercurrent protection | 50 kAeff |
| Temporary overvoltage (TOV) [UT] | 335 V / 5 sec. |
| TOV characteristics | withstand |
| Operating temperature range [TU] | -40°C... 80°C |
| Operating state/fault indication | green / red |
| Number of ports | 1 |
| Cross-sectional area (min.) | 1.5 mm2 solid/flexible |
| Cross-sectional area (max.) | 35 mm2 stranded/25 mm2 flexible |
| For mounting on | 35 mm DIN rail acc. to EN 60715 |
| Enclosure material | thermoplastic, red, UL 94 V-0 |
| Location category | indoor |
| Degree of protection | IP 20 |
| Capacity | 1 mod., DIN 43880 |
| Approvals, Certifications | KEMA, VDE, UL, VdS, CSA |
| Type of remote signalling contact | changeover contact |
| Switching capacity a.c. | 250 V/0.5 A |
| Switching capacity d.c. | 250 V/0,1 A; 125 V/0,2 A; 75 V/0,5 A |
| Cross-sectional area for remote signalling terminals | max. 1.5 mm2 solid/flexible |
| Weight | 137 g |
| Type | DG S 275 FM |
| Part No. | 952 090 |
