ABB 1SAM201920R1001 MSHD-LB IP64 Black 3-Times Lockable Defeatable 0-I Handle for Power Circuit Breaker

The ABB MSHD-LB (SKU: 1SAM201920R1001) is a black IP64-rated handle designed for ABB power circuit breakers, offering 0-I switching positions with a 3-times lockable and defeatable mechanism for reliable access control and safety in industrial control panels. Part of the MSHD series, this compact handle measures 65.6 × 65.5 × 57.9 mm and weighs just 65 g, making it a robust yet lightweight solution for panel-mount installations requiring lockout-tagout compliance.

Technical Specifications

Certifications & Standards

• CSA: Certified to Canadian Standards Association requirements for industrial electrical components
• REACH: Compliant with EU REACH regulation on chemical substance safety
• RoHS: Compliant with EU Restriction of Hazardous Substances Directive
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment Directive for responsible end-of-life recycling

Applications & Use Cases

• Lockout-tagout (LOTO) procedures on power circuit breakers in industrial control panels
• Panel-mount applications requiring IP64 dust and splash protection on the handle
• Industrial automation and motor control centers where operator access must be restricted
• Manufacturing facilities, utilities, and building services requiring a defeatable locking handle with 0-I indication