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2CDS274337R0528 ABB SU204M-Z30 Miniature Circuit Breaker 4P Z 30A 10kA UL489
ABB SU204M-Z30 is a four-pole 30 A Z-characteristic miniature circuit breaker with a 10 kA UL 489 interrupting rating for sensitive industrial overload and short-circuit protection.
£270.18
Why Choose the ABB SU204M-Z30 Miniature Circuit Breaker?
The ABB SU204M-Z30 is a high-performance four-pole miniature circuit breaker (MCB) designed to provide reliable overload and short-circuit protection for industrial electrical distribution and control circuits. As part of the proven ABB SU200M / System pro M compact series, it combines a compact modular format with high interrupting capacity and dependable circuit protection.
Designed with a Z tripping characteristic, the SU204M-Z30 provides sensitive magnetic protection suited to circuits where rapid response to comparatively low short-circuit currents is required. Its thermal-magnetic operating principle provides automatic disconnection under overload and short-circuit conditions, making it particularly suitable for control, automation and sensitive electrical circuits.
With a rated current of 30 A, a four-pole configuration and a 10 kA UL 489 interrupting rating, the SU204M-Z30 provides robust protection for industrial control, machinery and distribution applications. ABB order code 2CDS274337R0528 identifies this specific four-pole Z-characteristic configuration.
Key Advantages
- Reliable overload and short-circuit protection for industrial electrical circuits.
- 30 A rated current suitable for industrial control and distribution applications.
- Four-pole configuration provides multi-pole circuit protection and isolation.
- Z tripping characteristic suited to sensitive electrical and electronic circuits.
- 10 kA UL 489 interrupting rating for robust industrial circuit protection.
- Compact modular construction for straightforward DIN-rail installation.
Key Features
- ABB SU200M miniature circuit breaker series.
- 30 A rated current.
- Four-pole (4P) configuration.
- Z tripping characteristic.
- 10 kA interrupting rating according to UL 489.
- Thermal-magnetic protection against overloads and short circuits.
- Part of the ABB UL 489 / UL 1077 MCB product group.
- Compact modular design for installation on standard DIN rail.
Reliable Circuit Protection for Industrial Systems
Miniature circuit breakers such as the ABB SU204M-Z30 automatically disconnect a circuit when excessive current results from an overload or short circuit. This helps protect wiring, electrical equipment and downstream components while providing a convenient resettable alternative to conventional fuse protection.
The Z characteristic provides sensitive short-circuit protection and is particularly suited to applications involving control equipment, electronic devices and other circuits where rapid magnetic operation is required. Combined with the SU200M series' high interrupting capacity and modular construction, the SU204M-Z30 is well suited to industrial control panels, automation equipment and electrical distribution systems.
Typical Applications
- Industrial electrical control panels.
- Automation and process control systems.
- Industrial control and auxiliary circuits.
- Circuits supplying sensitive electrical equipment.
- Industrial power distribution equipment.
- OEM machinery and equipment installations.
Technical Specifications
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| Certification | UL 489 | |
|---|---|---|
| Series | SU200M / System pro M compact | |
| ABB order code | 2CDS274337R0528 | |
| Product type | Miniature circuit breaker (MCB) | |
| ABB product group | UL 489 / UL 1077 MCB | |
| Rated current | 30 A | |
| Number of poles | 4 | |
| Tripping characteristic | Z | |
| Interrupting rating | 10 kA | |
| Protection principle | Thermal-magnetic | |
| Mounting type | DIN rail |
Frequently Asked Questions
What is the ABB SU204M-Z30 used for?
The ABB SU204M-Z30 is a four-pole miniature circuit breaker designed to protect electrical circuits against overload and short-circuit currents in industrial distribution, automation and control applications.
What is the rated current of the SU204M-Z30?
The SU204M-Z30 has a rated current of 30 A.
What does the Z characteristic mean?
The Z tripping characteristic provides sensitive magnetic short-circuit protection and is particularly suited to control, electronic and other circuits requiring rapid response to comparatively low fault currents.
What is the breaking capacity of the ABB SU204M-Z30?
The SU204M-Z30 has a 10 kA interrupting rating and forms part of ABB's UL 489 / UL 1077 miniature circuit breaker product group.
What is the ABB order code for the SU204M-Z30?
The ABB order code for the SU204M-Z30 four-pole 30 A Z-characteristic miniature circuit breaker is 2CDS274337R0528.
Trusted ABB Circuit Protection
ABB System pro M compact miniature circuit breakers provide dependable overload and short-circuit protection for electrical distribution, machinery and industrial control applications, combining modular installation with proven circuit protection technology.
