SPD Type 1 - IsoPro Series

Multipole lightning current arrester type 1 for the use in 1 , 2 and 3 phase TNS, TT, TNC, TN and IT systems, for protection of low-voltage consumers’ installations in business and residential areas against surges caused by lightning or switching actions in the network. The arresters can be installed at the transition 0A to 1 according to the lightning protection zones concept.

• Test standard: IEC 61643-11/EN 61643-11
• Rare-gas-filled spark gap, hermetically sealed
• No leakage currents, thus, allowing installation upstream of power meters
• Operates independently of atmospheric air pressure and ambient humidity
• High insulation resistance
• Discharge capacity up to 100 kA (10/350 µs)
• All-in-one protection unit, ready for connection
• Mounting on 35 mm DIN rail (EN 60715)
• Degree of protection according to IEC EN 60529: IP 20
• Inflammability class according to UL 94 V0
• EAC certification
• Remote signalling contact (FM): break contact
• Switching capacity FM: 250 V/2 A
• conductor cross section FM: 1,5 mm²