ABB S201-Z25NA MCB - 1P+N - Z Curve - 25A - 6kA

ABB S201-Z25NA MCB – 1P+N – Z Curve – 25A – 6kA

ABB S201-Z25NA miniature circuit breaker featuring a 25 A rated current, Z characteristic tripping curve, 1P+N configuration and 6 kA breaking capacity for sensitive circuit protection.

SKU: 2CDS251103R0518Alt SKU: S201-Z25NAMPN: 2CDS251103R0518
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Manufacturer Lead Time Estimated Delivery 14 weeks
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Why Choose the ABB S201-Z25NA Miniature Circuit Breaker?

The ABB S201-Z25NA is a premium miniature circuit breaker (MCB) from the trusted ABB System pro M Compact S200 series, engineered to provide reliable overload and short circuit protection for sensitive electrical circuits. Featuring a Z characteristic tripping curve, it is specifically designed for electronic equipment, instrumentation, PLC systems and control circuits that require rapid fault disconnection at relatively low overcurrent levels.

Manufactured to ABB's renowned engineering standards, the S201-Z25NA combines thermal overload protection with magnetic short circuit protection to provide dependable circuit safety and excellent current limiting performance. Its compact modular construction enables quick DIN rail installation while delivering long service life across demanding industrial and commercial environments.

With a 25 A rated current, 1P+N configuration and a 6 kA breaking capacity, this miniature circuit breaker is an ideal solution for protecting sensitive electrical systems where precision and reliability are essential.

Key Advantages

  • Reliable ABB System pro M Compact S200 miniature circuit breaker.
  • 25 A rated current for dependable circuit protection.
  • Z characteristic tripping curve for sensitive electronic equipment.
  • 1P+N configuration providing phase and neutral switching.
  • 6 kA breaking capacity for reliable fault protection.
  • Compact DIN rail mounted design for straightforward installation.

Key Features

  • ABB S201-Z25NA miniature circuit breaker.
  • System pro M Compact S200 series.
  • 25 A rated current.
  • Z characteristic tripping curve.
  • 1P+N pole configuration.
  • 6 kA rated breaking capacity.
  • Thermal overload and magnetic short circuit protection.
  • Compatible with ABB S200 auxiliary accessories.

Reliable Protection for Sensitive Electronic Equipment

The ABB S201-Z25NA is specifically designed for circuits where rapid disconnection is essential to protect sensitive electronic equipment. Its Z characteristic trip curve responds quickly to relatively low fault current multiples, helping minimise damage to instrumentation, PLCs, automation systems and control equipment.

Its compact modular construction and compatibility with ABB's System pro M accessory range make it an excellent choice for electricians, panel builders and automation engineers seeking dependable circuit protection within industrial and commercial electrical installations.

Typical Applications

  • PLC and automation systems.
  • Electronic control circuits.
  • Instrumentation panels.
  • Industrial control cabinets.
  • Sensitive electronic equipment.
  • Commercial electrical distribution.

Technical Specifications

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Certification UL 1077
Current 25 A
Phase Single Phase
Poles 1-pole + N
Device Type MCB
Trip Curve Z curve
Breaking Capacity 6 kA
Manufacturer ABB
Series System pro M Compact S200
Model S201-Z25NA
Product ID 2CDS251103R0518
EAN 4016779532259
Product type Miniature Circuit Breaker (MCB)
Rated current 25 A
Tripping characteristic Z
Number of poles 1P+N
Rated operational voltage 230 / 400 V AC
Rated insulation voltage 440 V
Rated impulse withstand voltage 4 kV
Breaking capacity 6 kA
Frequency 50 / 60 Hz
Protection rating IP20 (IP40 when installed in an enclosure)
Mounting type DIN rail
Dimensions (H × W × D) approx. 88 × 35 × 69 mm
Weight approx. 0.25 kg
Standards IEC/EN 60898-1, IEC/EN 60947-2, UL1077
HS Code 85362010
Country of Manufacture Germany

Frequently Asked Questions

What is the ABB S201-Z25NA used for?

The ABB S201-Z25NA protects sensitive electrical and electronic circuits against overloads and short circuits where rapid fault disconnection is required.

What is the rated current of this circuit breaker?

The S201-Z25NA has a 25 A rated current.

What does the Z characteristic tripping curve mean?

The Z curve provides fast magnetic tripping at relatively low fault current multiples, making it ideal for protecting sensitive electronics, instrumentation and control circuits.

How is the S201-Z25NA installed?

The breaker is designed for DIN rail mounting inside electrical distribution boards, consumer units and industrial control panels.

Which standards does the S201-Z25NA comply with?

The S201-Z25NA complies with IEC/EN 60898-1, IEC/EN 60947-2 and UL1077 standards.

Trusted by Electrical Professionals Worldwide

ABB System pro M Compact miniature circuit breakers are trusted by electricians, panel builders and automation engineers worldwide for dependable circuit protection, excellent current limiting performance and long operational life.