ABB System Pro M Compact Miniature Circuit Breaker, 3-Pole, 50A, Type D, 400V AC, 12V DC, 15 kA 2CDS273001R0501 S203M-D50

ABB 2CDS273001R0501 S203M-D50 System Pro M Compact Miniature Circuit Breaker is engineered for commercial and industrial electrical protection applications requiring dependable interruption of electrical faults. It features 3 poles rated at 50A current capacity with a Type D tripping characteristic, suitable for circuits with high inrush currents often seen in motor loads and industrial equipment.

The breaker supports both AC and DC voltage systems, rated at 400V AC and 12V DC respectively, enhancing its versatility across diverse power setups. Its substantial breaking capacity of 15 kA enables effective fault management, minimizing damage and ensuring safety.

Installation is simplified via DIN rail mounting and secure screw terminals, reducing downtime during assembly or maintenance. The lever-style reset actuator promotes easy manual resetting post-trip events. The breaker employs a dual tripping mechanism - thermal and electromechanical - ensuring prompt disconnection in overload and short circuit conditions.

Constructed in compliance with IEC/EN 60947-2 and IEC/EN 60898-1 standards, this device assures quality and reliability demanded in stringent industrial environments. The IP20 protection rating safeguards against accidental contact and solid foreign objects, suitable for use in controlled electrical enclosures.

Supports 50A current rating for versatile circuit applications. Type D tripping characteristic for high inrush current protection. 15 kA breaking capacity ensures robust fault isolation. DIN rail mounting simplifies installation.

Screw-terminal connections provide reliability. Standard-compliant design enhances safety and compatibility. Lever reset actuator facilitates ease of use. Compact form factor optimizes panel space. Thermal and electromechanic tripping mechanism ensures fast fault clearance.

This Miniature Circuit Breaker is ideal for use in industrial machinery, commercial electrical distribution boards, and automation controls requiring reliable short circuit and overload protection. Its German origin reflects stringent manufacturing standards ensuring durability and long service life.

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