Combined arrester T1+T2 1P Iimp 25kA Up 1.5kV remote signaling contact backup fuse. Combined arrester type 1 and type 2 in accordance with DIN EN 61643-11 (VDE 0675-6-11) with integrated arrester backup fuse. Base element can be mounted variably and plug-on protection module can be replaced. Variable wiring in 3+1, 4+0 and 3+0 circuits using suitable phase rails. Combined arrester with remote signaling contact for monitoring device (potential-free changeover contact), function/defect display by marking in the viewing window, encapsulated, non-blow-out design. For use in switchgear with prospective short-circuit currents up to 100 kAeff, energetic coordination according to DIN EN 62305-4 (VDE 0185-305-4) to type 2 and 3 arresters and directly to the terminal device.
| Property | Value |
| Protection level LN: | 1.5 kV |
| Lightning impulse current (10/350 µs): | 25 kA |
| Nominal discharge current (8/20): | 25 kA |
| Highest continuous voltage AC: | 264 V |
| Nominal voltage AC: | 240 V |
| Protection level: | 1.5 kV |
| Follow current extinguishing capacity: | 50 kA |
| Mounting type: | DIN rail TH15 |
| Size: | 2 TE |
| With remote signaling contact: | yes |
| Blowing out: | no |
| Signaling on the device: | optical |
| Test class type 1: | yes |
| Suitable for outdoor use: | no |
| Network type TT: | yes |
| Network type TN-CS: | yes |
| Integrated back-up fuse: | yes |
| Network type TN-S: | yes |
| Max. conductor cross-section rigid (single/multi-wire): | 35 mm² |
| Max. Conductor cross-section flexible (fine-stranded): | 35 mm² |
| Network type other: | no |
| Network type TN: | yes |
| Network type TN-C: | yes |
| Number of conductors (without earth): | 1 |
| Protection class (IP): | IP20 |
