Surge arrester

B88069X0980T502

2-electrode arrester

EM350XG

PPD AB PD / PPD AB PM

Version: 07 / 2019-03-29

Please read Cautions and warnings and

Page 2 of 6

Important notes at the end of this document.

Features

Applications



Small size



Fast response time



High current handling capability



Stable performance over life



Low capacitance and insertion loss



High insulation resistance



RoHS-compatible



Power supplies



Antenna protection



Air condition



Modem



Consumer electronics



Dataline protection

Electrical specifications

DC spark-over voltage

1) 2)

Tolerance

Min.

Max.

350

±20

280

420

V

%

V

V

Impulse spark-over voltage

at 100 V/µs

- for 99% of measured values

- typical values of distribution

at 1 kV/µs

- for 99% of measured values

- typical values of distribution

< 800

< 700

< 900

< 800

V

V

V

V

Service life

10 operations

50 Hz, 1 s

2.5

A

1 operation

50 Hz, 0.18 s (9 cycles)

5

A

10 operations

8/20 µs

2.5

kA

1 operation

8/20 µs

5

kA

1 operation

10/350 µs

0.5

kA

Insulation resistance at 100 VDC

> 1

G

Ω

Capacitance at 1 MHz

< 1

pF

Arc voltage at 1 A

Glow to arc transition current

Glow voltage

~ 10

< 0.3

~ 60

V

A

V

Weight

~ 1

g

Operation and storage temperature

−40 ... +125

°C

Climatic category (IEC 60068-1)

40/125/21

Marking, red positive

EM 350 YY O

EM

- Series

350

- Nominal voltage

YY

- Year of production

O

- Non radioactive

1)

At delivery AQL 0.65 level II, DIN ISO 2859

2)

In ionized mode

Terms in accordance with ITU-T Rec. K.12 and IEC 61643-311.