Detailed Description

The ABB 2TAZ144400R0254 (SJ202T) is a high-quality 4-pole Miniature Circuit Breaker (MCB) engineered to provide reliable protection for electrical circuits against overloads and short circuits. With a 25A rated current and C-curve tripping characteristics, this breaker is ideal for circuits with moderate starting currents such as small motors, lighting circuits, socket outlets, and general-purpose loads in residential, commercial, and light-industrial installations.

The SJ200 series combines ABB’s proven thermal–magnetic trip technology, ensuring fast response during fault conditions while maintaining precise protection under normal operation. With a 3kA breaking capacity, this MCB offers dependable protection for low-voltage distribution boards and consumer units.

Designed for ease of installation, the unit features DIN-rail mounting, a compact modular housing, and clear marking for quick identification. Its durable construction ensures long service life, stable performance, and compliance with IEC/EN standards for safety and reliability.

Key Features

• Model: ABB SJ202T

• Part Number: 2TAZ144400R0254

• Rated Current: 25A

• Tripping Curve: C-Curve

• Breaking Capacity: 3kA

• Voltage Rating: 230/400V AC

• Protection Type: Thermal–magnetic

• Installation: DIN-rail mountable

• Applications: Lighting circuits, sockets, small machinery, residential & commercial load protection

• Complies with: IEC/EN 60898-1 standards

• Compact, durable, modular design

• Clear ON/OFF indication and secure terminal connections