Description
The ABB CA4-22M is a front-mounted auxiliary contact block designed for use with ABB contactors and motor starters. Engineered to expand the switching and signaling capability of your control circuit, this auxiliary contact module provides dependable performance in demanding commercial and industrial HVAC applications.
Key Features
- 2 Normally Open (NO) and 2 Normally Closed (NC) contact configuration (2NO+2NC)
- Front-mounting design for easy installation directly onto compatible ABB contactors and motor starters
- Snap-on attachment for fast, tool-free assembly
- Compact form factor minimizes panel space requirements
- Robust construction for reliable operation in commercial and industrial control panels
- Compatible with ABB A-series contactors and motor starter assemblies
Typical Applications
- HVAC motor starter and contactor control circuits
- Compressor and fan motor control panels
- Interlocking and signaling circuits
- Building automation and commercial controls
- Industrial motor control centers (MCCs)
Why Choose the ABB CA4-22M?
ABB auxiliary contacts are built to meet the high standards expected in professional HVAC and industrial electrical installations. The CA4-22M expands the number of available control contacts on your contactor or starter, enabling more complex interlocking, indication, and safety circuit configurations without requiring additional panel space or wiring complexity. Its proven snap-on design ensures a secure, vibration-resistant connection that holds up in real-world mechanical environments.
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