140M-C2E-B63 | Allen-Bradley Motor Protection Circuit Breaker 4.0–6.3 A

Allen-Bradley · Motors & Motion

Description The Allen-Bradley 140M-C2E-B63 is a C-Frame motor protection circuit breaker designed for branch circuit disconnecting, manual switching, and reliable protection against overloads and short circuits. With an adjustable motor current setting of 4.0–6.3 A, it delivers precision protection for small to mid-sized motors. The breaker includes thermal (overload) and fixed magnetic (short-circuit) trip mechanisms and is built for robust industrial environments.     Technical Specifications  Condition New / Never Used Surplus Brand Allen-Bradley Series 140M Circuit Breakers Part Number 140M-C2E-B63 Manufacturer Rockwell Automation Product Type Motor Protection Circuit Breaker Frame Size C-Frame Poles 3 Voltage Rating 600 VAC Rated Operational Current 6.3 A Motor Adjustment Range 4.0–6.3 A Magnetic Trip Current 82 A Short Circuit Rating 100 kA @ 400 V; 65 kA @ 480 V Protection Type Thermal (adjustable) / Magnetic (fixed) Breaking Capacity Normal break Mounting Style DIN Rail Standards CSA22.2 No.14, UL508, IEC60947-2, CE, CCC Applications Branch circuit disconnect, overload protection, short-circuit protection, manual switching Accessories Supported Aux contacts, trip indicators, rotary operators Standard compliance CSA22.2, No.14; UL508 (Group Installation); IEC60947-2; CE; CCC Accessories External Rotary Operator; Auxiliary Contacts; Trip Indication Contacts       Information About 140M-C2E-B63 The 140M-C2E-B63 belongs to Allen-Bradley’s 140M family of motor protection circuit breakers, designed to provide thermal and magnetic protection along with manual motor switching and disconnect functionality. This breaker supports three-phase systems and is ideal for motors with operating currents up to 6.3 A. It may be used in manual motor controller or self-protected combination motor controller applications (per UL and cUL listings). The fixed magnetic trip is rated at 82 A, ensuring fast short-circuit protection. The adjustable thermal dial provides flexibility for a range of motors within the 4.0–6.3 A window. Key Features: Adjustable motor protection range: 4.0–6.3 A Fixed magnetic trip: 82 A Rated operational current: 6.3 A 3-pole C-Frame motor protection breaker Thermal (overload) and magnetic (short-circuit) protection High short-circuit capacity: 100 kA @ 400 V 65 kA @ 480 V (group motor) DIN rail mounting Compliant with UL, CSA, IEC, CE, CCC Supports various accessories including rotary operators and auxiliary contacts Ideal for motor disconnect, overload protection, and manual switching The device supports accessories such as auxiliary contacts, trip indication contacts, and external rotary handles. Its compact C-Frame design enables straightforward DIN rail installation, and compliance with global standards (CSA, UL508, IEC 60947-2, CE, CCC) ensures broad usability across industries.

Brand: Allen-Bradley · Category: Motors & Motion

Key features

• Adjustable motor protection range: 4.0–6.3 A
• Fixed magnetic trip: 82 A
• Rated operational current: 6.3 A
• 3-pole C-Frame motor protection breaker
• Thermal (overload) and magnetic (short-circuit) protection
• High short-circuit capacity: 100 kA @ 400 V 65 kA @ 480 V (group motor)
• DIN rail mounting
• Compliant with UL, CSA, IEC, CE, CCC
• Supports various accessories including rotary operators and auxiliary contacts
• Ideal for motor disconnect, overload protection, and manual switching

Specifications

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