140U-I6C3-C20-M
The 140U-I6C3-C20-M molded case circuit breaker is an Allen-Bradley/Rockwell Automation Bulletin 140U series molded case circuit breaker. It supports thermal/magnetic tripping for protecting the circuits of industrial devices. The 140U-I6C3-C20-M molded case circuit breaker has a trip unit that is not interchangeable with other Bulletin 140U series trip units. It also has a Size I frame and 3 poles. The 140U-I6C3-C20-M molded case circuit breaker operates at a current rating of 20 Amps and at voltage ratings of 600 Volts AC or 250 Volts DC.
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Technical specifications for 140U-I6C3-C20-M
| Brand | Allen-Bradley / Rockwell Automation |
|---|---|
| Series | 140U MCB |
| Part Number | 140U-I6C3-C20-M |
| Description | UL Molded Case Circuit Breaker |
| Frame | I |
| Current Rating | 20 |
| Interrupting Rating | 65 Kilo-Amps (KA) |
| Protection Type | Fixed Thermal/Magnetic Trip Unit |
| Number of Poles | 3 |
| Rated Operating Voltage | 480 Volts AC |
| Type of Control | Toggle Lever |
| Terminals | End Cap Bolt-On |
| Operating Temperature | -8 to 60 Degrees Celsius |
The 140U-I6C3-C20-M Molded Case Circuit Breaker is an industrial-based circuit breaker by Allen-Bradley that is designed to provide thermal overcurrent protection and short-circuit protection to a wide variety of industrial control panel applications. The 140U-I6C3-C20-M Circuit Breaker belongs to the discontinued I-Frame circuit breaker series, it is designed with a small footprint for tight panel space applications, and it also comes with up to 6 times higher interrupting ratings than traditional breakers. The 140U-I6C3-C20-M Circuit Breaker is designed for control circuits, HACR (Heating, Air Conditioning, and Refrigeration) applications. The 140U-I6C3-C20-M Molded Case Circuit Breaker comes with non-interchangeable trip units and lugs and it can be wired for IP2X ratings.
The 140U-I6C3-C20-M Circuit Breaker has a nominal current rating of 20 Amps and a high breaking capacity of 65 kA. It has an acceptable voltage range between 230 Volts AC and 690 Volts AC (50/60 Hertz) and a rated impulse withstand of 6000 Volts. The 140U-I6C3-C20-M Circuit Breaker has a 100,000 operations mechanical life cycle, and a 10,000 operations electrical life cycle. It comes with a non-interchangeable thermal and magnetic trip unit that offers fast-acting thermal and instantaneous trip actions via a bi-metallic heat element and a reverse loop contact. It comes with the standard end cap line and load side terminals, and it is shipped with mounting hardware that allows for easy field installation. The 140U-I6C3-C20-M Circuit Breaker has an operating temperature range of -8 to 60 degrees Celsius and a maximum installation height of 200 meters without de-rating. It has an average weight of 1.36 kilograms, and approximate dimensions of 140 x 76 x 76 millimeters (height x width x depth).
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The Allen-Bradley 140U-I6C3-C20-M Circuit Breaker is a UL listed circuit breaker with a fixed thermal/fixed magnetic trip unit. It has a 65 kA interrupting rating at 480 Volts AC and a continuous current rating of 20 Amps.