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The Allen-Bradley/Rockwell Automation 140G-K6F3-D30 circuit breaker is a molded case type of circuit breaker from the Allen-Bradley Bulletin 140G series. It supports thermal and magnetic tripping and both trip ratings are adjustable. The thermal trip rating of the 140G-K6F3-D30 circuit breaker is adjustable from 210 to 300 Amps and the magnetic trip rating is adjustable from 1500 to 3000 Amps. This circuit breaker has 3 poles. The 140G-K6F3-D30 circuit breaker can provide main circuit protection or branch circuit protection to industrial machines such as control panels.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | 140G MCB |
| Part Number | 140G-K6F3-D30 |
| UPC | 887172307270 |
| Weight | 9.75 lbs (4.42 kg) |
| Frame | K |
| Amps | 400 |
| Interrupting Rating | 65 kA |
| Protection Type | Adjust Thermal/ Adjust Magnetic |
| Current Range | 300 A |
| Rated Insulation Voltage | 1000V |
| Rated Impulse Withstand Voltage | 8 kV |
| Mechanical Life | 120 Operations/ hr. |
| Electrical Life | 60 Operations/ hr. |
The 140G-K6F3-D30 circuit breaker is a 140G series molded case circuit breaker manufactured by Eaton Culter-Hammer. It operates on 600 Volts AC and it has a K frame type, with a current rating of 400 Amps. This circuit breaker also features an interrupting rating of 65 kA, 3 poles, adjust thermal and adjust magnetic trip unit protection, and an adjustable thermal trip option. Like all the 140G series molded case circuit breakers, the 140G-K6F3-D30 circuit breaker features a current range of 10 to 3000 Amps, space-saving size, thermal and magnetic protection ratings of 15 to 800 Amps, and electronic protection of 10 to 3000 Amps. The 140G molded case circuit breakers are suitable for the line protection of the control panels.
The 140G-K6F3-D30 circuit breaker is globally accepted and it meets the UL, CCC, and CSA standards as well as IEC performance interrupting and breaking capacity standards. It has many options for mounting and many field-installed and factory-installed accessories. This circuit breaker provides high interrupting and breaking capabilities and it is commonly used either as a single circuit breaker or as a feeder breaker where the functions of short-circuit, disconnection, and thermal protection are needed. Some of the factors that must be considered during the selection of molded case circuit breakers such as the 140G-K6F3-D30 circuit breaker are the application voltage rating, short-circuit current, and the wiring or the load current rating that requires protection. Also, it is essential to follow all of the local code requirements because all these elements might affect the functionality of the selected molded case circuit breaker that is selected.
| Revision Part # | Also known as | |
|---|---|---|
| 140G-K6F3-D30 Ser A | 140G-K6F3-D30/A, Series A, Rev A | |
| Don't see your particular revision? Contact us now. | ||
The Allen-Bradley 140G-K6F3-D30 Molded Case Circuit Breaker has a K Frame and 400 Amps. It also has a 65 kA Interrupting Rating and 3 Poles.