SURGE ARRESTER: JENSEN 8273/1
3-POLE, 350 V, ITU/2
(document no 9244)
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Mechanical characteristics:



Electrical characteristics:

  MIN TYP MAX Note
DC Breakdown voltage, (V) 290 350 600  
Glow voltage (V)   188   At 10 mA
Dynamic breakdown voltage (V)   550 1000 At 1kV/µs ramp
Insulation (ohm) 1E9     At100V
Holdover (V) 135     Acc. to test 3, ITU-T K.12 par. 4.2.1, including ISDN
Impulse transverse voltage (ns)     200  
Capacitance (pF)   2    
LLoad tests according to ITU-T K.12:
10 applications of 5 kA surges with shape 8/20µs.
500 applications of 100 A surges with shape 10/700µs.
5 applications of 5A (rms, Ac 50Hz), each with 1s duration.


Environmental characteristics:

All characteristics listed below refers to, and fulfills the corresponding paragraphs in
ITU-T K.12 05/95

Robustness of terminations    7.1
Solderability    7.2
Resistance to soldering heat    7.3
Vibration    7.4
Damp heat cyclic    7.5
Sealing    7.6
Low temperature    7.7



Copyright © 2002 JENSEN Devices AB
Last updated: 2002-05-16