Jensen products

SURGE ARRESTER: JENSEN 8264/2
2-POLE, 350 V
(document no 9236)

Mechanical characteristics:

Electrical characteristics:

	MIN	TYP	MAX	Note
DC Breakdown voltage, (V)	280	350	420	(U_n +/- 20%)
Glow voltage (V)		186		At 10 mA
Dynamic breakdown voltage (V)		600	1000	At 2kV/盜 ramp
Insulation (ohm)	1E10			At 100V, 50% rh
Insulation (ohm)	1E8			At 100V, 95% rh
Capacitance (pF)		2

Load tests:
Surge   5 applications of 10 kA surges with shape 8/20盜.
Surge   50 applications of 1 kA surges with shape 8/20盜.
Surge   50 applications of 100 A surges with shape 10/1000盜.
AC       20 applications of 20A (rms, Ac 50Hz). Each application cosists of two
            0.5s pulses separated by a 0.4s pause. 120s interval between applications.

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