Why Choose the ABB MCB-20B Contact Block?
The ABB 1SFA611610R2002 MCB-20B is a reliable auxiliary contact block designed for ABB modular plastic pilot devices, providing dependable switching performance for industrial control and signalling applications. As part of the ABB modular plastic range, it offers flexible configuration, high mechanical durability and reliable operation for machine builders and automation engineers.
This contact block features a non-illuminated design with rear mounting capability and silver contacts, allowing straightforward integration into ABB push buttons, selector switches and operator control assemblies. Its self-cleaning contact design supports reliable operation while helping reduce maintenance requirements in industrial environments.
With a configuration of 2 normally open (NO) contacts, the ABB MCB-20B provides additional switching capability for control circuits. Its rated insulation voltage of 690 V and compact construction make it suitable for a wide range of industrial automation and machine control applications.
Key Advantages
- Compact auxiliary contact block for ABB modular plastic pilot devices.
- 2 normally open (NO) contacts for flexible control circuit configuration.
- Silver (Ag) contacts for reliable switching performance.
- Rear mounting design for simple installation within operator devices.
- High mechanical durability rated up to 10 million operations.
- Suitable for industrial automation, control panels and machine building applications.
Key Features
- ABB MCB-20B contact block.
- Product code: 1SFA611610R2002.
- Non-illuminated double contact block.
- 2 normally open (NO) contacts.
- Silver (Ag) contact material.
- Rear mounting configuration.
- Screw terminal connection system.
- Part of the ABB modular plastic pilot device range.
Reliable Switching for Industrial Control Systems
Auxiliary contact blocks provide additional switching functions within industrial control circuits, allowing operators and automation systems to monitor and control equipment status. The ABB MCB-20B is engineered to deliver reliable electrical performance and long service life in industrial environments.
The ABB modular plastic range provides flexible operator interface solutions for OEM machine builders and panel manufacturers. The MCB-20B contact block enables efficient integration with compatible ABB pilot devices while maintaining dependable switching performance.
Typical Applications
- Industrial control panels.
- Machine automation systems.
- Operator control stations.
- Push button assemblies.
- Selector switch applications.
- OEM electrical control solutions.
