The Square D S33661 Shunt Trip is a circuit breaker accessory designed to provide remote tripping capability for PowerPact M, P, and R frame molded case circuit breakers. Manufactured by Schneider Electric under the Square D brand, this device allows external control of breaker operation, enabling safe and immediate interruption of power during emergency conditions or automated control events.
Electrical Ratings
- AC Voltage Rating: 100 to 130 V AC
- DC Voltage Rating: 100 to 130 V DC
- Type: Shunt Trip Device
- Standard Control Voltage: 120 V AC (nominal)
Key Specifications
- Brand: Square D / PowerPact
- Manufacturer: Square D Co. / Schneider Electric
- Model Number: S33661
- Product Type: Circuit Breaker Accessory
- Sub-Category: Shunt Trip Release
- Application: Remote breaker tripping and control
- Used With: PowerPact M, P, and R Frame Circuit Breakers
- Made in USA: Yes
Technical Details
- Function: Electrically trips breaker when control voltage is applied
- Enables remote switching and emergency shutdown functionality
- Designed for integration into breaker control systems
- Supports safety interlocking and automation applications
Product Data
- Brand Name: PowerPact
- Manufacturer Brand: Square D Co.
- UPC: 785901700425
- Catalog Number: S33661
- UNSPSC Code: 39121601
- Unique Product Key: 5716675
Features and Benefits
- Provides reliable remote tripping control for PowerPact breakers.
- Supports emergency stop and safety shutdown systems.
- Enhances automation and building control system integration.
- Compact design integrates directly into breaker assemblies.
- Improves operational safety in industrial and commercial systems.
- Suitable for critical power protection and control applications.
Applications
- Industrial Power Distribution Systems
- Commercial Electrical Panels
- Emergency Shutdown Systems (E-Stop)
- Motor Control Centers
- Building Automation Systems
- PowerPact MCCB Assemblies
- Safety Interlock and Control Circuits
Compliance
- Manufactured by Schneider Electric under Square D standards.
- Designed for industrial and commercial electrical safety applicat
- Type Shunt Trip Accessory
- Vendor Square D
- Brand Square D
Returns are easy
You may return items within 30 days of delivery for a refund.
FREE Shipping on orders over $149.
My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).
Same Day Shipping
We strive to ship out your items within one business day.
In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.
My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.