Why Choose the ABB S204M-Z50 Miniature Circuit Breaker?
The ABB S204M-Z50 is a high-quality miniature circuit breaker (MCB) from the ABB System pro M compact S200M series, designed to provide dependable protection for AC electrical circuits. This 4-pole circuit breaker has a rated current of 50 A and a Z tripping characteristic, making it suitable for applications requiring sensitive protection and a low magnetic tripping threshold.
With a rated breaking capacity of 10/15 kA, the S204M-Z50 provides effective interruption of overload and short-circuit faults. Its 4-pole configuration enables coordinated protection and switching across four conductors, making it suitable for a range of electrical distribution, control and equipment protection applications.
Designed for convenient installation, the ABB S204M-Z50 is suitable for DIN-rail mounting and forms part of ABB's System pro M compact modular protection platform, supporting organised and reliable electrical installations.
Key Advantages
- Reliable circuit protection: Provides thermal-magnetic protection against overload and short-circuit conditions.
- 50 A rated current: Suitable for circuits designed to operate at a rated current of 50 A.
- Z tripping characteristic: Provides sensitive protection with a low magnetic tripping threshold for suitable equipment and control applications.
- 10/15 kA breaking capacity: Provides dependable interruption capability under short-circuit conditions.
- 4-pole configuration: Provides coordinated protection and switching across four poles.
- DIN-rail mounting: Enables convenient installation in compatible distribution and control assemblies.
- System pro M compact platform: Forms part of ABB's modular circuit protection range.
Key Features
- ABB S204M-Z50 miniature circuit breaker
- System pro M compact S200M series
- 4-pole construction
- Z tripping characteristic
- Rated current: 50 A
- Rated breaking capacity: 10/15 kA
- AC supply
- DIN-rail mounting
- Thermal-magnetic overload and short-circuit protection
- Part number: 2CDS274001R0578
Sensitive Z-Characteristic Protection for Electrical Equipment
The Z tripping characteristic of the ABB S204M-Z50 is designed for applications where sensitive circuit protection is required. Its low magnetic tripping threshold makes this characteristic suitable for specific equipment and control circuits where rapid response to lower levels of short-circuit current is required.
The thermal protection function responds to sustained overload conditions, while magnetic protection provides rapid operation during short-circuit faults. Combined with its 10/15 kA rated breaking capacity, the S204M-Z50 provides dependable protection for AC distribution, control and equipment circuits.
Typical Applications
- Industrial control and distribution panels
- Commercial electrical distribution systems
- Building services and electrical installations
- Multi-phase AC circuits
- Equipment protection circuits
- Sensitive control circuits
- Industrial machinery and equipment circuits
- Modular distribution boards
