Designed to enhance the functionality of insulated case circuit breakers, the Schneider Electric Square D S34DCB2 auxiliary switch is a critical component for electrical system control. This switch is engineered for reliable operation within the Square D breaker family, providing essential signaling and interlocking capabilities.

Technical details

• Series: Square D
• Product Type: Auxiliary Switch
• Compatible Breaker Type: Insulated Case Circuit Breakers
• Functionality: Provides auxiliary contacts for signaling breaker status (e.g., tripped, closed, open) and enabling interlocking schemes.
• Contact Configuration: Typically includes a combination of Normally Open (NO) and Normally Closed (NC) contacts, though specific configuration should be verified against the manufacturer's datasheet.
• Mounting: Designed for internal mounting within compatible Square D circuit breaker frames.
• Voltage Rating: Contact rating typically supports standard control circuit voltages; specific AC/DC voltage and current ratings should be confirmed via manufacturer documentation.
• Environmental Rating: Suitable for standard industrial electrical enclosure environments.

Applications & compatibility

The Schneider Electric Square D S34DCB2 auxiliary switch is commonly employed in industrial power distribution systems, motor control centers, and facility electrical infrastructure. It is essential for applications requiring remote monitoring of breaker status, integration into SCADA systems, or implementation of safety interlocks to prevent improper breaker operation.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the S34DCB2 or contact our technical team for cross-reference assistance with compatible Square D circuit breaker accessories.