FINDER SPD limiter class 2 single phase 2P 275VAC 1+1 20KA 7P2282750020
Surge arresters. 7P.22 Type 2 (1 varistor + 1gas spark gap) for single-phase TT and TN-S systems with Neutral. L-N varistor protection + N-PE gas spark gap and with replaceable varistor and spark gap modules.Available with remote contact for signaling the varistor status. Mounting: 35 mm blind bar with telecommunications contact: no number of conductors (excluding earth): 2 size: 2 UM max. permanent AC voltage: 275 V. rated impulse leakage current (8/20): 20 kA. nominal voltage AC: 230 V. test class type 2: yes protection level L-N: 1.2 kV. signaling in the luminaire: optical Protection degree: IP20 N-PE protection level: 1.5 kV. integrated auxiliary fuse: no mains form DC: no mains form IT: no mains form TN: no mains form TN-C: no mains form TN-S: yes mains form TT: yes other mains forms: no form of the TN-C-S network: no max. discharge current (8/20): 40 kA. short circuit resistance (Isccr): 50 kA.
Features:
Suitable for AC and DC systems/applications for protection against induced and switching overvoltages
To be installed on the border between the LPZ 1 and LPZ 2 zones
Visual indicator of varistor status - working/needs replacement
Remote contact signaling of the varistor status. Connector (07P.01) included in the package (depending on versions)
Varistor and spark gap modules, replaceable
Complies with EN 61643-11:2012
Mounting on 35 mm rail (EN 60715), 17.5 mm per pole
ApplicationsControl panels, distributionControl panelsSurge protectionAppliances for road use, tunnelsElevators - lifts
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