140-CMN-6300 C/BREAKER A/BRADLEY

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Overview of Allen-Bradley 140-CMN-6300 Motor Protection Circuit Breaker

The Allen-Bradley 140-CMN-6300 is a motor protection circuit breaker designed for industrial applications requiring reliable motor control and protection. It provides manual motor controller functions, including magnetic short circuit protection and overload protection with adjustable trip settings. The breaker is suitable for use in motor circuits up to 90 amps and operating voltages up to 690 V AC.

Key Features of 140-CMN-6300

  • Manual motor controller with motor branch circuit protection.
  • Adjustable thermal overload current range: 40 to 63 A.
  • Standard magnetic trip fixed at approximately 13 times the rated current.
  • Short circuit protection compliant with IEC 60947-4-1 standards.
  • Trip class 10 for overload protection.
  • AC voltage ratings: 230-240V, 400-415V, 500V, and 690V options.
  • UL Listed and CSA Certified.
  • NEMA Type 1 enclosure for indoor use.
  • Terminal lugs for 4 to 50 mm² (12 to 2 AWG) wires.
  • Trip indicators and auxiliary contact accessories available.

Technical Specifications

Specification Details
Current Rating (Ie) 63 A
Adjustable Overload Range 40 to 63 A
Short Circuit Protection Standard Magnetic Trip
Trip Class Class 10
AC Voltage Rating 230/240 V, 400/415 V, 500 V, 690 V
Poles 3
Mounting Type Panel mount / enclosure
Terminal Wire Size 4 to 50 mm² (12 to 2 AWG)
UL/CSA Certification UL508, CSA22.2 No.14
Weight Approx. 10 lbs (4.54 kg)
Dimensions Approx. 3.13 x 6.61 x 5.54 in (79.5 x 168 x 140.6 mm)
Operating Temperature 0 to 60 °C (32 to 140 °F)

Applications / Use Cases

The 140-CMN-6300 motor protection circuit breaker is widely used in industrial motor control circuits for protecting motors against overloads and short circuits. It is suitable for use in manufacturing, HVAC, pumps, compressors, and other heavy-duty motor applications requiring reliable protection and manual control.

140-CMN-6300 C/BREAKER A/BRADLEY

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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