ABB Auxiliary Contact, 4 Contact, 4 NC, CA4 Series, Front Mount, 6 A, 600 V DC, 690 V AC CA4-04M

ABB CA4-04M Auxiliary Contact provides a high-quality industrial solution featuring four normally closed (NC) contacts in a compact front mount design. This component is engineered for integration with contactors in motor control and automation systems, facilitating auxiliary switching functions within electrical control panels.

The unit supports a rated operational current of 6 amperes at voltages up to 600 V DC and 690 V AC, making it adaptable for various industrial electrical and automation applications. It is designed for direct front-side attachment, enabling easy installation and replacement. The secure screw-terminal connections accommodate flexible and solid conductors within a cross-section range of 1 mm² to 2.5 mm², including ferrules where required.

Durability is ensured with a mechanical lifespan of 10 million cycles and an ambient temperature operating range from -40°C to +70°C, providing exceptional reliability across diverse environmental conditions. The contactor withstands short-time currents up to 140 A for 0.1 seconds and 100 A for 1 second under rated conditions, supporting heavy-duty electrical cycles and industrial safety interlocks.

This auxiliary contact is well-suited for retrofitting compatible contactors, monitoring contactor status within motor control circuits, and providing four-pole signaling in automation racks. Its compact footprint and dependable screw terminal wiring make it ideal for use in industrial automation, manufacturing control panels, and electrical switchgear applications.

Features four instantaneous normally closed (NC) contacts for reliable operation. Rated for 6 A contact current and 690 V rated insulation voltage for enhanced safety margin. Mechanical durability rated at 10 million cycles for long-lasting service.

Screw terminal connections allow straightforward wiring and replacement. Wide operating temperature range from -40 °C to +70 °C ensures environmental robustness. Compatible with conductors sized between 1 mm² and 2.5 mm², including ferrules.

Compact front-mount design optimizes control panel space. Supports industrial electrical and automation applications requiring Auxiliary Contacts.

This product is a reliable choice for industrial automation systems, electrical control cabinets, and manufacturing equipment requiring secure and efficient auxiliary contact solutions. Browse other ABB automation and control gear products at EnvMart for complementary industrial components and systems.