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ABB S203MT-C1.6NA MCB – S200M – 3P+N – C – 1.6A
ABB S203MT-C1.6NA 3P+N 1.6 A C curve miniature circuit breaker with 10 kA breaking capacity for railway, traction, industrial and commercial electrical protection.
Why Choose the ABB S203MT-C1.6NA Miniature Circuit Breaker?
The ABB S203MT-C1.6NA is a dependable 3P+N miniature circuit breaker (MCB) designed for railway, traction, rolling stock and demanding industrial electrical installations. As part of the specialist ABB S200MT miniature circuit breaker range, it delivers reliable protection against overloads and short circuits in critical low voltage circuits.
Featuring a C tripping characteristic, the S203MT-C1.6NA is ideal for general power distribution and circuits with moderate inrush currents. Its current limiting construction helps minimise fault energy, protecting cables, equipment and connected devices while maintaining reliable operation.
With a rated current of 1.6 A, a 3P+N configuration and a 10 kA breaking capacity, this ABB miniature circuit breaker is suitable for three-phase systems with a switched neutral. The compact DIN rail mounted design enables straightforward installation within electrical distribution boards, switchgear assemblies and industrial control panels.
Key Advantages
- High quality ABB S200MT miniature circuit breaker.
- 1.6 A rated current for low current circuit protection.
- C characteristic suitable for general distribution circuits.
- 3P+N configuration with three protected poles and switched neutral.
- 10 kA breaking capacity for dependable fault protection.
- Designed for railway, traction, industrial and commercial installations.
Key Features
- ABB S200MT series.
- 1.6 A rated current.
- C tripping characteristic.
- 3 protected poles plus neutral.
- 10 kA rated breaking capacity.
- Current limiting miniature circuit breaker design.
- Thermal overload and magnetic short circuit protection.
- DIN rail mounting compatible with ABB System pro M Compact accessories.
Reliable Circuit Protection for Railway and Industrial Systems
The ABB S203MT-C1.6NA combines delayed thermal overload protection with electromechanical magnetic short circuit protection. This ensures dependable disconnection under fault conditions while helping protect connected electrical equipment and maintain reliable circuit operation.
The S200MT range has been developed specifically for railway and traction applications, offering robust construction, compact installation and compatibility with ABB System pro M Compact accessories for flexible panel design.
Typical Applications
- Railway and rolling stock electrical systems.
- Traction power and auxiliary circuits.
- Industrial distribution boards.
- General three-phase electrical distribution.
- Electrical control panels and switchboards.
- Commercial and infrastructure electrical installations.
Technical Specifications
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| Current | 1.6 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 3-pole + N | |
| Device Type | MCB | |
| Trip Curve | C curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S203MT-C1.6NA | |
| Product ID | 2CDS273446R0974 | |
| EAN | 4016779124126 | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 1.6 A | |
| Tripping characteristic | C | |
| Number of poles | 3P+N | |
| Protected poles | 3 | |
| Breaking capacity | 10 kA | |
| Rated operational voltage | 400 V AC | |
| Rated insulation voltage | 440 V | |
| Rated impulse withstand voltage | 4 kV | |
| Frequency | 50 / 60 Hz | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2, UL 1077, CSA 22.2 | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S203MT-C1.6NA used for?
It protects three-phase electrical circuits with neutral switching against overloads and short circuits in railway, industrial and commercial applications.
What does the C tripping characteristic mean?
The C characteristic is suitable for general distribution circuits and loads with moderate inrush currents, including lighting, control equipment and small motors.
What is the rated current of the ABB S203MT-C1.6NA?
The ABB S203MT-C1.6NA has a rated current of 1.6 A.
How many poles does this miniature circuit breaker have?
This model has a 3P+N configuration with three protected poles and a switched neutral.
How is the S203MT-C1.6NA installed?
The circuit breaker is designed for DIN rail mounting inside electrical control panels, switchboards and distribution boards.
Trusted by Electrical Professionals Worldwide
ABB S200MT miniature circuit breakers are trusted by railway engineers, OEMs and industrial electrical professionals for dependable circuit protection, compact installation and compliance with recognised international standards.
