Circuit breaker

Name: Circuit breaker
Brand: ABB
SKU: 3735210350

Piston type fuse
MCB 3-POLE. B 50 A S203-B50
ABB

Art.-no. 3735210350

EAN 6438190283240

All versions

Specification

Benefits:

- Wide and comprehensive assortment, suited for diverse applications and industries

- Worldwide approvals

- Certificates, documentation, training, and background information available to support client needs

- Unique technology and bottom-up-mount auxiliary contactor save time and space

Properties:

- Available for fault currents B, C, D, K, and Z as well as poles 1P, 1P+N, 2P, 3P, 3P+N, and 4P

- Breaking capacity max. up to 25 kA and rated current max. 63 A, depending on the product series

Compatibility with international standards depending on the product series:

- IEC/EN 60898-1

- IEC/EN 60947-2

- UL 1077

- UL 489

- CSA 22.2 No. 235

- CSA 22.2 No. 5

Suitable for domestic, industrial, and real estate electricity applications.

The wire guards have two connection slots for max. 35 mm2 and 10 mm2 cables. Power can easily be supplied with a busbar to the lower connector spot with outgoing wires connected to the upper spot.

Technical information

Built-in depth	68 mm
Release characteristic	B
Number of poles (total)	3
Number of protected poles	3
Rated current	50 A
Rated voltage	400 V
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V	6 kA
Voltage type	AC/DC
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V	6 kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V	10 kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V	20 kA
Frequency	50-50 Hz
Current limiting class	3
Concurrently switching neutral conductor	No
Over voltage category	3
Pollution degree	2
Additional equipment possible	Yes
Width in number of modular spacings	3
Degree of protection (IP)	IP20
E-number Finland	3210350
Brand	ABB