Combination of coarse and fine protection of one pair of ISDN line of telecommunication equipment.
Installation at the boundary of LPZ 1 and LPZ 2 zones and higher.
Technical specifications
Type of SPD | C3,C2 | |
Location of SPD | ST 2+3 | |
Maximum operating voltage | Un | 85V AC |
Maximum operating voltage | Uc | 120V DC |
Nominal load current | IL | 0,600A |
C2 nominal discharge current (8/20 µs) per core ` | In | 500kA |
C2 total discharge current (8/20 µs) cores-PE | ITotal | 10,00kA |
C2 voltage protection level mode core-PE at In | Up | 260V |
C2 voltage protection level mode core-core at In | 150V | |
C3 voltage protection level mode core-core at 1 kV/µs | Up | 180V |
C3 voltage protection level mode core-PE at 1 kV/µs | Up | 500V |
Response time core-core | ta | 1ns |
Response time core-PE | ta | 1ns |
Serial resistance per core | R | 6,80Ω |
Treshold frequency core-core | f | 50,00MHz |
Cross-section of connected conductors stranded (max) | 250m m2 | |
Connection (input - output) | terminals | |
Degree of protection | IP 20 | |
Range of operating temperatures - min | -40 °C | |
Range of operating temperatures - max | 80 °C | |
Mounting | DIN rail 35 mm | |
According to standard | N 61643-21+A1,A2:2013, EN IEC 61643-21+A1,A2:2012 | |
ETIM Class | EC001625 |