MCCB Auxiliary Contact | Onesto KCM5

The Onesto KCM5 Auxiliary Contact is a signalling accessory that fits onto a KCM5 adjustable thermal or electronic trip MCCB to provide a remote indication of the breaker's position (open or closed). It is suitable for electricians, panel builders and control system integrators who need to feed breaker status back to a PLC, BMS, SCADA system or indicator lamp. Available sized to match the 160S, 250S, 400S, 630S, 800S, 1000S or 1250S KCM5 MCCB frame.

• Application: Remote breaker status signalling for control panels, BMS and SCADA integration
• Key specification: Provides breaker open/closed status signalling
• Compatibility: Select the size matching your installed KCM5 MCCB frame
• Installation benefit: Feeds breaker status to remote monitoring or control equipment

Key Features

• Provides a contact signal that mirrors the breaker's open/closed state
• Fits directly onto the matching Onesto KCM5 MCCB frame without modification

Typical Applications

• Breaker status feedback to PLC, BMS or SCADA systems
• Remote indicator lamps showing breaker position
• Generator and changeover panel signalling
• Motor control centres requiring breaker status monitoring

Technical Specifications

What's Included

• 1 x Auxiliary Contact module (sized as selected)

Please note: The MCCB itself is not included and must be purchased separately.

Installation & Compatibility Notes

• Confirm the frame size of your installed KCM5 MCCB before ordering.
• Installation must be carried out by a suitably qualified electrician in accordance with local electrical regulations.

Warranty & Support

This product is supplied with the applicable manufacturer or supplier warranty, subject to correct installation, correct application, and warranty terms.

Zisabo supplies quality plumbing, pump, filtration and electrical products with practical support to help customers choose the correct item for their application. If you are unsure whether this product is suitable, contact us before ordering and our team will assist where possible.

Need help choosing? If you are unsure which frame size is correct for your MCCB, contact Zisabo with your breaker model details and we will assist where possible.