Model

Gas Discharge Tube

Type: ZM 556 2R 470L

           ZM 556 2R 470

ZM 556  2R 470L

With Lead Wire

ZM 556  2R 470

WithoutLead Wire

Dimension ø5.5mmX6mm

Diameter : 5.5mm

Length:   6mm

±0.2mm

±0.2mm

Nominal .D.C spark-over voltage

470V

V

Tolerance of VS

±20

%

Impluse spark-over voltage at 1KV/ μs

≤1100

V

Impluse discharge current  (Wave 8/20μs)

5-10

KA

Impulse discharge current 10/1000μs

100/300

A/Time

Alternating discharge current (50HZ , 10 Times)

10

A

Insulation resistance

>109

Ω

Capacitance at 1MHz

≤1.5

PF

Holdover voltage

135

VDC