2CCS572001R0635 ABB S402M-B63 MCB 10kA 2P Type B 63A

2CCS572001R0635 ABB S402M-B63 MCB 10kA 2P Type B 63A

ABB S402M-B63 is a 63 A Type B 2-pole miniature circuit breaker with 10 kA short-circuit breaking capacity, designed for reliable overload and short-circuit protection in SMISSLINE TP plug-in electrical distribution systems.

SKU: 2CCS572001R0635Alt SKU: S402MB63MPN: 2CCS572001R0635
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Why Choose the ABB S402M-B63 Miniature Circuit Breaker?

The ABB S402M-B63 is a 2-pole miniature circuit breaker (MCB) designed to provide dependable overload and short-circuit protection in electrical distribution systems. Part of the ABB S400M range for the SMISSLINE TP plug-in system, it combines a 63 A rated current, Type B tripping characteristic and 10 kA rated short-circuit breaking capacity.

The S402M-B63 uses thermal and electromagnetic tripping mechanisms to protect connected circuits against sustained overloads and short-circuit faults. Its Type B characteristic provides sensitive magnetic tripping for circuits where high starting currents are not normally expected, making it suitable for appropriate resistive and general distribution loads.

Designed for ABB's SMISSLINE plug-in distribution platform, the S402M-B63 combines a 400 V AC rated voltage, IP20 protection and compact 36 × 91 × 75 mm construction. Its two-pole format and plug-in mounting make it a practical protective device for compatible commercial and industrial distribution assemblies.

Key Advantages

  • 63 A rated current for protection of compatible higher-current branch and distribution circuits.
  • 2-pole configuration for coordinated switching and circuit protection.
  • Type B tripping characteristic suited to circuits without significant starting or inrush currents.
  • 10 kA rated short-circuit breaking capacity for robust fault protection.
  • Purpose-designed for the ABB SMISSLINE TP plug-in system.
  • Thermal and electromagnetic tripping provides overload and short-circuit protection.

Key Features

  • ABB S400M series miniature circuit breaker.
  • 63 A nominal current rating.
  • Type B tripping characteristic.
  • 2-pole configuration.
  • 400 V AC rated voltage.
  • 10 kA short-circuit breaking capacity.
  • IP20 protection rating.
  • 10,000-cycle electrical endurance.
  • SMISSLINE plug-in mounting for compatible distribution systems.
  • Compact 36 mm wide construction.

Reliable Type B Circuit Protection

The ABB S402M-B63 protects electrical circuits against excessive current resulting from overloads and short circuits. Its thermal tripping mechanism responds to sustained overload conditions, while the electromagnetic release provides rapid interruption when a short-circuit fault occurs.

The Type B characteristic is intended for circuits where substantial starting currents are not normally present. Combined with ABB SMISSLINE TP plug-in technology, the S402M-B63 provides dependable 63 A circuit protection while supporting efficient integration into compatible modular electrical distribution systems.

Typical Applications

  • ABB SMISSLINE TP electrical distribution systems.
  • Commercial and industrial distribution boards.
  • Industrial control panels and switchboards.
  • General power distribution circuits with low inrush requirements.
  • Resistive electrical loads where Type B protection is appropriate.
  • Machine-building and automation electrical distribution.

Technical Specifications

Series S400M / SMISSLINE TP
ABB order code 2CCS572001R0635
EAN 7612270102082
Product type Miniature circuit breaker (MCB)
Number of poles 2
Rated current 63 A
Tripping characteristic Type B
Rated voltage 400 V AC
Rated short-circuit breaking capacity 10 kA
Protection rating IP20
Electrical endurance 10,000 cycles
Mounting type SMISSLINE plug-in
Conductor connection range 0.75–35 mm²
Width 2 modules / 36 mm
Dimensions (W × H × D) 36 × 91 × 75 mm
Weight approx. 221 g
Operating temperature −25 to +60 °C
Standard IEC/EN 60898-1

Frequently Asked Questions

What is the ABB S402M-B63 used for?

The ABB S402M-B63 is a 2-pole miniature circuit breaker designed to provide overload and short-circuit protection for compatible circuits in ABB SMISSLINE TP electrical distribution systems.

What is the current rating of the S402M-B63?

The S402M-B63 has a rated current of 63 A.

What does the Type B characteristic mean?

The Type B tripping characteristic is suited to circuits where substantial starting or inrush currents are not normally expected, including appropriate resistive and general distribution loads.

What is the breaking capacity of the ABB S402M-B63?

The S402M-B63 has a rated short-circuit breaking capacity of 10 kA.

How is the S402M-B63 installed?

The S402M-B63 is designed for plug-in installation in compatible ABB SMISSLINE TP systems, providing efficient integration into modular electrical distribution assemblies.

Trusted ABB Circuit Protection

ABB SMISSLINE protective devices combine modular plug-in distribution technology with dependable overload and short-circuit protection for commercial, industrial and machine-building electrical systems.