MHL3660040M - 600 Amp Motor Circuit Protector

MHL3660040M - 600 Amp Motor Circuit Protector

When you need dependable motor protection that reacts fast and doesn't overreact, the MHL3660040M Motor Circuit Protector is engineered to deliver. This 3-pole, magnetic-only device is built to defend your motors from damaging short circuits—without thermal trips that can interrupt regular operation. With a 600 A rating and thoughtfully integrated lugs, it's ready to plug into heavy-duty industrial systems and guard your equipment with consistency.

Key Features & Benefits

• 600 Amp rated capacity: Designed for large motors and high-load circuits where precision protection matters.
• Magnetic-only trip mechanism: Activates instantly under short-circuit stress but avoids nuisance trips during normal startup or overloads.
• Pre-installed line and load lugs: Saves installation time and ensures reliable, solid connections without separate accessories.
• 3-pole configuration: Suited for three-phase systems, ensuring complete motor protection and balance across phases.
• Compact yet practical footprint: With dimensions of 9.00" W × 14.00" L × 4.53" D, it fits efficiently in many control cabinet layouts.

Technical Specifications

• Amperes: 600 A
• Poles: 3
• Trip Mechanism: Magnetic-only
• Frame Type: MHL
• Operating Frequency: 60 Hz
• Temperature Range: (manufacturer's specified range applies)
• External Dimensions: 9.00 in × 14.00 in × 4.53 in
• Connection: includes line and load lugs

Material Compliance & Certifications

• This motor circuit protector is constructed from high-grade materials, meeting recognized safety and performance standards in electrical protection. It's tested to meet motor protection guidelines—ensuring dependable performance in compliance with industry norms. (Consult the certificate of conformity or specification sheet from the manufacturer for detailed ratings and approvals.)

Where It Works Best

• The MHL3660040M is ideal for motor control systems that demand fast short-circuit protection without the drawbacks of thermal tripping. It fits exceptionally well in:
• Industrial plants with large three-phase motors
• HVAC, pump, conveyor, and compressor control panels
• Heavy-duty manufacturing lines where high inrush currents are common
• Commercial or utility installations that require clean, instantaneous protection