2CSR256040R1205 | DS203NC B20 AC30
Code: 1858935
ManufacturerABB
Catalog number2CSR256040R1205
TypeDS203NC B20 AC30
CategoryEarth leakage circuit breaker
EAN code8012542076926
Details
- •DIFERENCIJALNA SKLOPKA, 3P+N
- •Circuit breakers and fuses
- •Earth leakage circuit breaker
- •1 KOM
- •ABB
Technical specifications
Voltage typeAC
Current limiting class3
Release characteristicB
Rated voltage400V
Over voltage category3
Built-in depth69mm
Rated insulation voltage Ui500V
Surge current capacity0.25kA
Rated short-circuit breaking capacity according to IEC 60947-210kA
Suitable for flush-mounted installationNo
Number of protected poles3
Ambient temperature during operating-25 - 55°C
Connectable conductor cross section solid-core25 - 25mm²
Degree of protection (IP)IP2X
Frequency50/60 Hz
Width in number of modular spacings4
Concurrently switching neutral conductorYes
Rated short-circuit breaking capacity Icn according to EN 61009-16kA
With interlocking deviceYes
Rated impulse withstand voltage Uimp4kV
Rated short-circuit breaking capacity according to EN 610096kA
Connectable conductor cross section multi-wired1 - 25mm²
Disconnection characteristicUndelayed
Anti-nuisance tripping versionNo
Pollution degree2
Rated current20A
Rated fault current0.03A
Leakage current typeAC
Number of poles (total)4
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