2CSR256040R1205 | DS203NC B20 AC30

Number of poles (total)

4

Rated current

20A

Number of protected poles

3

Rated fault current

0.03A

Rated impulse withstand voltage Uimp

4kV

Rated voltage

400V

Rated short-circuit breaking capacity according to IEC 60947-2

10kA

Leakage current type

AC

Rated insulation voltage Ui

500V

Disconnection characteristic

Undelayed

Rated short-circuit breaking capacity Icn according to EN 61009-1

6kA

Rated short-circuit breaking capacity according to EN 61009

6kA

Current limiting class

3

Voltage type

AC

Concurrently switching neutral conductor

Yes

Surge current capacity

0.25kA

Frequency

50/60 Hz

With interlocking device

Yes

Pollution degree

2

Ambient temperature during operating

-25 - 55°C

Suitable for flush-mounted installation

No

Over voltage category

3

Width in number of modular spacings

4

Connectable conductor cross section solid-core

25 - 25mm²

Anti-nuisance tripping version

No

Connectable conductor cross section multi-wired

1 - 25mm²

Built-in depth

69mm

Release characteristic

B

Degree of protection (IP)

IP2X