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ABB Residual Current Circuit Breaker with Overload Protection 20A Current Rating, 1-Pole, 30 2CSA255103R1204 DS-ARC1 C20 A30

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Category Residual Current Circuit Breaker Brand ABB Condition New

Specifications

Country of Origin	Italy
Range	System Pro M Compact
Brand	ABB
Height	85mm
Model	2CSA255103R1204 DS-ARC1 C20 A30
Depth	85mm
Width	52.5mm
Mount Type	DIN Rail
Current Rating	20A
Series	DS-ARC1
Terminal type	Screw
Breaking Capacity	6kA
Number of Poles	1
Standards/Approvals	RoHS, IEC
Rated AC Voltage	240V ac
Tripping Characteristics	Type C
Tripping Mechanism	Thermal Magnetic
Reset Actuator Type	Toggle Switch
Trip Sensitivity	30mA
Earth Leakage Protection Type	Type A
Supply possible both from top and bottom side	double slots available for connection with cables and busbars

Key Features

Offers 6 kA breaking capacity for enhanced safety.
Features type C tripping characteristics suitable for general applications.
Mounts on DIN rail with screw terminal type for easy installation.
Includes thermal magnetic tripping mechanism for reliable protection.
Rated for 240V AC and complies with RoHS and IEC standards.
Equipped with toggle switch reset actuator for user-friendly control.
Compact dimensions of 85mm height, 85mm depth, and 52.5mm width.
Type A earth leakage protection with double slots for top and bottom wiring connectivity.

Product Description

ABB 2CSA255103R1204 DS-ARC1 C20 A30 Residual Current Circuit Breaker with Overload Protection offers reliable electrical circuit safety through integrated residual current and overcurrent protection. With a 20A current rating and 1-pole design, it provides efficient tripping at 30 mA sensitivity to prevent earth faults and electrical leakage.

This device supports a breaking capacity of 6kA and features type C tripping characteristics to handle short-circuit currents commonly found in domestic and commercial installations. The compact System Pro M Compact series design facilitates seamless DIN rail mounting and screw terminal connections, ensuring easy installation and maintenance.

Designed to operate at 240V AC, the breaker includes a toggle switch for reset operations and a thermal magnetic mechanism for consistent trip accuracy. It complies with RoHS and IEC standards, reflecting quality and environmental adherence.

The breaker includes dual slots allowing supply from both top and bottom connections, enhancing wiring flexibility with busbars and cables. Earth leakage protection is Type A, suitable for common residential and commercial scenarios.

Physical dimensions are 85mm in height, 85mm in depth, and 52.5mm in width, making it suitable for compact panel spaces. The breaker is manufactured in Italy. 6 kA breaking capacity protects circuits from overload and faults.

Double slots enable versatile cable and busbar connection. Continuous internal self-test ensures device functionality and safety. LED indicators and dual test buttons provide simple troubleshooting and verification of correct operation.

Compatible with System Pro M Compact accessories for expanded system integration.

This Residual Current Circuit Breaker is ideal for industrial, commercial, and residential applications for improving safety and protecting electrical installations against overloads and earth faults. Explore more circuit breakers and electrical protection devices in the Electronics & Electricals category at EnvMart for reliable infrastructure solutions.