TDK EPCOS GDT Gas Discharge Tube B88069X8840B502 T23-A250X

DC spark-over voltage ^1) 2) 3)

250

V

Tolerance

±20

%

Min.

200

V

Max.

300

V

Impulse spark-over voltage ³⁾

at 100 V/µs          - for 99% of measured values

< 500

V

                    - typical values of distribution

< 400

V

at 1 kV/µs           - for 99% of measured values

< 600

V

                    - typical values of distribution

< 550

V

Service life

10  operations                                                          50 Hz; 1 s ⁴⁾

20

A

1  operation                                           50 Hz; 0.18 s (9 cycl.) ⁴⁾

50

A

10  operations                                                              8/20 µs ⁵⁾

20

kA

10  operations                                    

[5× (+) & 5× (–)] 8/20 µs ⁴⁾

20

kA

1  operation                                                                  8/20 µs ⁴⁾

25

kA

1  operation                                                              10/350 µs ⁴⁾

5

kA

300 operations                     

[150× (+) & 150× (–)] 10/1000 µs ⁴⁾

200

A

Insulation resistance at 50 VDC ³⁾

> 10

G_Ω

Capacitance at 1 MHz ³⁾

< 1.5

pF

Transverse delay time ⁵⁾

< 0.2

µs

Arc voltage at 1 A

~ 35

V

Glow to arc transition current

< 1

A

Glow voltage

~ 200

V

Weight

~ 2

g

Operation and storage temperature

-40 ... +125

°C

Climatic category (IEC 60068-1)

40/125/21

Marking, blue negative

250 YY O

250

- Nominal voltage

YY

- Year of production

O

- Non radioactive

Certifications

UL 497B (E163070)