Surge arrester

B88069X4251xxxx

a)

2-electrode arrester

EM4000XS

KB AB E / KB AB PM

Issue 02 / 2007-01-12

Please read Cautions and warnings and

Page 2 of 4

Important notes at the end of this document.

Features

Applications

Very small size

Very fast response time

Stable performance over life

Extremely low capacitance

High insulation resistance

RoHS-compatible

AC power line devices

Consumer electronics

Power supply

Electrical specifications

DC spark-over voltage

1) 2)

4000

± 20

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

< 4800

< 4200

< 4900

< 4400

V

V

V

V

Service life

3 operations

8/20 µs

2

kA

1 operation

8/20 µs

2.5

kA

300 operations

10/1000 µs

100

A

> 1

G

Ω

Capacitance at 1 MHz

< 1

pF

Arc voltage at 1 A

Glow to arc transition current

Glow voltage

~ 15

~ 1

~ 140

V

A

V

Weight

~ 1

g

Operation and storage temperature

-40 ... +90

°C

Climatic category (IEC 60068-1)

40/ 90/21

Marking, red positive

EM 4000 YY O

EM

- Series

4000

- Nominal voltage

YY

- Year of production

O

- Non radioactive

a)

xxxx = S102 (100 pcs on 5 taped stripes)

= T502 (500 pcs on tape and reel)

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 DIN 57845/VDE0845