Surge arrester for telecommunications Efficient protection for ISDN

2000 INR

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Surge Arresters

DL-ISDN SV

Surge arrester for telecommunications

Efficient protection for ISDN

Combination of coarse and fine protection designed

to protect one pair of ISDN lines of telecommunication

equipment. It is installed at the boundary of LPZ 1–LPZ 2

zones and higher.

Including:

– universal plastic adapter for DIN rail assembling,

– adapter GND 2.

Technical data	DL-ISDN SV
Location SPD	ST 2+3
Maximum operating voltage Uc	120 V DC / 84 V AC
Nominal current IL	60 mA
C2 total nominal discharge current (8/20 μs) line - PE In	10 kA
C2 voltage protection level line - line at In Up	260 V
C2 voltage protection level line - PE at In Up	150 V
C3 voltage protection level line - line at 1 kV/μs Up	180 V
C3 voltage protection level line – PE at 1 kV/μs Up	500 V
Series resistance per line R	6,8 Ω
Threshold frequency fG	50 MHz
Response time line - line ta	1 ns
Response time line - PE ta	1 ns
Degree of protection	IP 20
Range of operating temperatures	– 40 °C … + 60 °C
Connection input – output	terminals
Mounting on	surface on the desk/DIN rail
Cross-section of connected conductors	ISO: 2,5 mm2 ; AWG: 13
Meets the requirements of standard	EN 61643-21
Ordering number	8595090533818