•  DL-ISDN SV

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

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DL-ISDN SV


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