The Schneider Electric 33661 is an MX shunt trip release designed for use with Compact NS 630b to Compact NS 3200 circuit breakers. This accessory provides remote tripping functionality, allowing for safe and controlled disconnection of power under specific fault conditions. Its robust design ensures reliable operation within demanding industrial environments.

Technical details

• Series: MX Shunt Trip Release
• Compatible Breaker Series: Compact NS 630b to Compact NS 3200
• Operating Voltage (DC): 100 VDC to 130 VDC
• Operating Voltage (AC): 100 VAC to 130 VAC
• Frequency: 50/60 Hz
• Functionality: Remote tripping mechanism
• Mounting: Designed for integration within specified Compact NS breaker frames

Applications & compatibility

This shunt trip release is essential for applications requiring remote emergency stop capabilities or automated tripping based on external control signals. It is commonly integrated into power distribution systems, motor control centers, and industrial machinery where precise and rapid circuit interruption is critical for safety and equipment protection.

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 33661 or contact our technical team for cross-reference assistance with compatible Compact NS breaker components.