Why Choose the ABB OA2G11 Auxiliary Contact Block?
The ABB OA2G11 is a compact and reliable auxiliary contact block designed to extend the functionality of ABB OT series switch disconnectors and load break switches. It provides additional switching contacts for electrical status indication, control circuits and industrial automation applications.
This auxiliary contact features a combined normally open and normally closed contact arrangement, allowing connected control systems to monitor the position and operation of the main switching device. The OA2G11 is designed for simple side mounting onto compatible ABB switch disconnectors.
With a 1 NO + 1 NC contact configuration, a 16 A conventional thermal current rating and compatibility with ABB OT series switches, the OA2G11 provides dependable auxiliary signalling for industrial electrical installations and control panels.
Key Advantages
- Compact auxiliary contact block for ABB switch disconnectors.
- 1 NO + 1 NC contact configuration for flexible status monitoring.
- 16 A conventional thermal current rating for reliable auxiliary switching.
- Designed for use with ABB OT series switch disconnectors.
- Side mounting design for straightforward installation.
- Supports electrical indication, interlocking and automation control functions.
Key Features
- ABB OA series auxiliary contact block.
- 1 normally open and 1 normally closed auxiliary contact.
- 16 A conventional free-air thermal current (Ith).
- Side mounting installation design.
- Screw terminal connection.
- Compatible with ABB OT16 to OT125 switch disconnectors.
- Compact accessory design for industrial control applications.
- IP20 protection rating.
Reliable Switch Monitoring for Industrial Systems
Auxiliary contact blocks such as the ABB OA2G11 provide additional contacts that allow disconnect switches and isolators to communicate their operating status to control systems. This enables improved monitoring, electrical interlocking and automation functionality.
The OA series is designed for electrical engineers and panel builders requiring dependable accessory components that integrate seamlessly with ABB switching equipment.
Typical Applications
- Industrial control panels.
- ABB OT series switch disconnectors.
- Motor isolation and control systems.
- Electrical distribution equipment.
- Automation and monitoring circuits.
- OEM machinery control systems.
