Overview
The Allen-Bradley 140M-C-ASA20 /A is a side-mounted auxiliary contact block engineered for use with Allen-Bradley 140M-C2E manual motor protectors. This component provides reliable auxiliary switching for circuit and load protection applications, including solenoids, relay coils, pilot devices, and PLC outputs in industrial control systems.
Key Features
- 2 normally open (NO) contact configuration for flexible control logic
- Rated 3A at 230V AC for reliable performance in standard industrial voltage ranges
- Right-side mounting design for compact installation on compatible protectors
- Screw terminal connections for secure and accessible wiring
- UL, CSA, CUL, CE, and CCC certified for global compliance
- Lightweight and compact footprint (9 mm width, 0.1 lb)
Technical Specifications
Refer to the specifications table for complete electrical and mechanical details. Key ratings include 3A at 230V AC continuous duty, side-mount configuration, and screw-type terminals compatible with standard industrial wiring practices.
Typical Applications
- Auxiliary control circuits on manual motor protectors
- Motor starting and protection logic in machine control panels
- Solenoid and relay coil switching in industrial systems
- PLC input conditioning and monitoring circuits
- Pilot light and status indication circuits
- Load shedding and load management applications
Compatibility & Replacements
Compatible With
- Allen-Bradley 140M-C2E manual motor protectors (primary application)
- 140M-C series motor protection circuit breakers
- Industrial control systems using 230V AC auxiliary circuits
- Standard DIN rail-mounted control panel configurations
Replaces / Drop-In Replacement For
- Original 140M-C-ASA20 units in service
- Equivalent auxiliary contact blocks specified for 140M-C motor protector systems
- Verify compatibility with your system integrator before ordering if replacing in an existing installation
Works With
- Allen-Bradley motor protection and control systems
- Standard industrial automation wiring and control schemes
- Pilot duty and indicator light circuits in control panels
- Safety-related and non-safety control applications per IEC standards
