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2CDS272527R0608 ABB SU202DC-Z63 MCB 14kA 2P Type Z 63A DC / Traction Miniature Circuit Breaker
ABB SU202DC-Z63 is a 63 A 2-pole Type Z DC miniature circuit breaker with a 14 kA short-circuit rating, designed for dependable overload and short-circuit protection in industrial, distribution and traction-related DC electrical systems.
£218.80
Why Choose the ABB SU202DC-Z63 Miniature Circuit Breaker?
The ABB SU202DC-Z63 is a high-performance 2-pole miniature circuit breaker (MCB) designed for dependable overload and short-circuit protection in DC electrical systems. As part of the specialised ABB SU200DC series, it combines a 63 A rated current, Type Z tripping characteristic and high short-circuit performance for demanding industrial, control and traction-related DC applications.
The SU200DC range is developed specifically for direct-current circuit protection, using thermal and electromagnetic tripping mechanisms to protect conductors and connected equipment against sustained overloads and short-circuit faults. Its modular construction supports straightforward integration into electrical distribution and control panels, while its dedicated DC design provides reliable protection for suitable direct-current installations.
With a 63 A rated current, 2-pole configuration, Type Z tripping characteristic and 14 kA short-circuit rating, the SU202DC-Z63 provides robust protection for higher-current DC circuits requiring a sensitive magnetic trip response. The Type Z characteristic provides rapid response to fault currents, helping protect conductors and connected equipment in suitable DC installations.
Key Advantages
- Specialised miniature circuit breaker designed for DC applications.
- 63 A rated current for higher-current DC circuit protection.
- 2-pole configuration for simultaneous two-pole circuit protection and isolation.
- Type Z tripping characteristic for circuits requiring a sensitive magnetic trip response.
- 14 kA short-circuit rating for robust fault-current protection.
- Provides protection against both overload and short-circuit conditions.
- Modular construction supports integration into DC distribution and control systems.
Key Features
- ABB SU200DC series.
- 63 A rated current.
- 2-pole (2P) configuration.
- Z tripping characteristic.
- 14 kA short-circuit rating.
- Dedicated DC miniature circuit breaker construction.
- Thermal protection for sustained overload conditions.
- Electromagnetic protection for rapid short-circuit interruption.
- Type Z characteristic for sensitive magnetic fault protection.
- Modular design for electrical distribution and control systems.
Reliable Protection for Higher-Current DC Circuits
Miniature circuit breakers such as the ABB SU202DC-Z63 automatically interrupt excessive current caused by overload or short-circuit conditions. The thermal tripping mechanism responds to sustained overloads, while electromagnetic operation provides rapid interruption during short-circuit faults, helping protect conductors, connected equipment and downstream electrical components.
The Type Z characteristic provides a sensitive magnetic response to overcurrent conditions and is suited to appropriate circuits where rapid fault interruption is important. Combined with its 63 A current rating, 2-pole arrangement and dedicated DC construction, the SU202DC-Z63 provides dependable protection for suitable higher-current industrial, distribution and transport-related DC systems.
Typical Applications
- DC electrical distribution systems.
- Industrial DC power and control systems.
- Higher-current DC auxiliary circuits.
- DC equipment requiring sensitive magnetic fault protection.
- DC control panels and distribution boards.
- Transport and traction-related DC electrical systems.
Technical Specifications
| Series | SU200DC |
|---|---|
| Order code | 2CDS272527R0608 |
| Product type | Miniature circuit breaker (MCB) |
| Product group | DC / Traction MCB |
| Rated current | 63 A |
| Number of poles | 2 |
| Tripping characteristic | Z |
| Short-circuit rating | 14 kA |
| Protection function | Overload and short-circuit protection |
| Application | DC circuit protection |
Frequently Asked Questions
What is the ABB SU202DC-Z63 used for?
The ABB SU202DC-Z63 is a 2-pole DC miniature circuit breaker designed to protect electrical circuits against overloads and short circuits, particularly where a Type Z tripping characteristic is required.
What is the rated current of the SU202DC-Z63?
The SU202DC-Z63 has a rated current of 63 A and uses a Type Z tripping characteristic.
What is the short-circuit rating of the ABB SU202DC-Z63?
The ABB SU202DC-Z63 has a 14 kA short-circuit rating, providing robust fault-current protection for suitable DC electrical installations.
How many poles does the SU202DC-Z63 have?
The SU202DC-Z63 is a 2-pole (2P) miniature circuit breaker, providing simultaneous circuit protection and interruption across two poles.
What is a Type Z tripping characteristic?
A Type Z tripping characteristic provides a sensitive magnetic response to overcurrent conditions and is suited to appropriate circuits where rapid short-circuit protection of connected equipment is required.
Reliable ABB Protection for DC Electrical Systems
ABB SU200DC miniature circuit breakers provide dependable overload and short-circuit protection for DC electrical systems, combining dedicated DC construction, high fault-current performance and application-specific tripping characteristics for demanding electrical installations.
