ABB S201MT-Z10NA MCB - S200M - 1P+N - Z - 10A

ABB S201MT-Z10NA MCB – S200M – 1P+N – Z – 10A

ABB S201MT-Z10NA miniature circuit breaker from the S200MT series, featuring 10 A rated current, Z characteristic, 1P+N configuration and 10 kA breaking capacity for railway and traction applications.

SKU: S201MT-Z10NAAlt SKU: S201MT-Z10NAMPN: 2CDS271446R0428
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Why Choose the ABB S201MT-Z10NA Miniature Circuit Breaker?

The ABB S201MT-Z10NA is a specialist 1P+N miniature circuit breaker (MCB) designed for traction, railway and transport electrical applications. Part of the reliable ABB S200MT series, it provides dependable protection against overloads and short circuits in demanding installations where compact design, safety and consistent performance are essential.

Built with ABB thermal and electromechanical tripping technology, the S201MT-Z10NA combines delayed overload protection with fast short circuit interruption. Its Z characteristic provides sensitive fault protection, making it particularly suitable for electronic equipment, control circuits and loads that require rapid disconnection.

With a 10 A rated current, Z characteristic trip curve and 10 kA rated short circuit breaking capacity, the ABB S201MT-Z10NA is ideal for railway control panels, signalling equipment, auxiliary circuits and sensitive electrical systems. Its DIN rail mounted format allows straightforward installation inside compact distribution boards and switchgear assemblies.

Key Advantages

  • Specialist miniature circuit breaker for railway and traction applications.
  • 10 A rated current for control and auxiliary circuits.
  • Z characteristic trip curve for sensitive fault protection.
  • 10 kA short circuit breaking capacity for reliable fault interruption.
  • Thermal and electromechanical protection against overloads and short circuits.
  • Compact DIN rail mounted design for electrical panels and switchboards.

Key Features

  • ABB S200MT miniature circuit breaker series.
  • 1P+N configuration.
  • 10 A rated current.
  • Z characteristic trip curve.
  • 10 kA rated short circuit breaking capacity.
  • Designed for railway and traction installations.
  • Current limiting Class 3 performance.
  • Compatible with ABB System pro M compact accessories.

Sensitive Circuit Protection for Railway Electrical Systems

Miniature circuit breakers such as the ABB S201MT-Z10NA are used to interrupt overloads and short circuits before electrical faults can damage connected equipment, wiring or sensitive control devices. The Z curve characteristic provides rapid response to lower fault currents, making it suitable for circuits that require a more sensitive protection profile.

The ABB S200MT range is engineered for transport environments including rolling stock and railway infrastructure. Its modular construction, DIN rail mounting and accessory compatibility make it a practical choice for control cabinets, distribution assemblies and replacement projects in demanding electrical systems.

Typical Applications

  • Railway rolling stock electrical systems.
  • Traction control panels.
  • Signalling and monitoring equipment.
  • Electronic control circuits.
  • Auxiliary electrical circuits.
  • Industrial transport and infrastructure systems.

Technical Specifications

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Current 10 A
Phase Single Phase
Poles 1-pole + N
Device Type MCB
Trip Curve Z curve
Breaking Capacity 10 kA
Manufacturer ABB
Series S200MT
Model S201MT-Z10NA
Product ID 2CDS271106R0428
EAN 4016779767231
Product type Miniature circuit breaker
Rated current 10 A
Trip characteristic Z
Number of poles 1P+N
Protected poles 1
Rated operational voltage 230 V AC
Rated insulation voltage 440 V
Rated impulse withstand voltage 4 kV
Frequency 50 / 60 Hz
Rated short circuit breaking capacity 10 kA
Ultimate breaking capacity 15 kA
Current limiting class Class 3
Protection rating IP20
Mounting type DIN rail
Dimensions (H × W × D) approx. 88 × 35 × 69 mm
Weight approx. 0.25 kg
HS Code 85362010
Country of Manufacture Germany

Frequently Asked Questions

What is the ABB S201MT-Z10NA used for?

The S201MT-Z10NA is used to protect electrical circuits against overloads and short circuits, particularly in railway, traction and sensitive control applications.

What is the rated current of this circuit breaker?

The ABB S201MT-Z10NA has a 10 A rated current.

What trip curve does the S201MT-Z10NA use?

This model uses a Z characteristic trip curve, which provides sensitive short circuit protection for electronic and control circuits.

What is the breaking capacity?

The S201MT-Z10NA has a 10 kA rated short circuit breaking capacity, with an ultimate breaking capacity of 15 kA.

How is this miniature circuit breaker mounted?

The breaker is designed for standard DIN rail mounting inside electrical control panels, distribution boards and railway switchgear assemblies.

Trusted by Railway and Industrial Engineers Worldwide

ABB S200MT miniature circuit breakers are trusted in railway and industrial environments to provide compact, reliable and standards-compliant protection for sensitive electrical circuits.