Model

Gas Discharge Tube

Type: ZM 55 2R 350L

           ZM 55 2R 350LF

ZM 55  2R 350L

With Lead Wire

ZM 55  2R 350LF

With Lead Wire,Fail safe

Dimension ø5mmX5mm

Diameter : 5mm

Length:   5mm

±0.2mm 

±0.2mm

Nominal .D.C spark-over voltage

350V

V

Tolerance of VS

±20

%

Impluse spark-over voltage at 1KV/ μs

≤900

V

Impluse discharge current  (Wave 8/20μs)

5

KA

Impulse discharge current 10/1000μs

100/300

A/Time

Alternating discharge current (50HZ , 10 Times)

5-10

A

Insulation resistance

>109

Ω

Capacitance at 1MHz

≤1.5

PF

Holdover voltage

135

VDC