• DL-ISDN SV

Efficient protection for ISDN

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.

Parameters

Type of SPD

 

C2,C3

Location of SPD 

 

ST 2+3

Maximum operating voltage

Uc

85 V AC

Maximum operating voltage

Uc

120 V AC

Nominal load current

IL

0,060 A

C2 nominal discharge current (8/20 µs) core-core 

In

10,00Ka

C2 voltage protection level mode core-core at In 

Up

260 V

C2 voltage protection level mode core-PE at In

Up

150 V

C3 voltage protection level mode core-core at 1 kV/µs 

Up

180 V

C3 voltage protection level mode core-PE at 1 kV/µs 

Up

500 V

Response time core-core 

ta

1 ns

Response time COM-PE

ta

1ns

Serial resistance per core 

R

6,80Ω

Treshold frequency core-core

f

50,00MHz

Cross-section of connected conductors stranded - max 

 

2,50 mm2

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

 

EN 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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