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The 140U-JD6D3-D25 circuit breaker by Allen-Bradley/Rockwell Automation has a continuous current rating of 250 Amps and an interrupting rating/breaking capacity of 60 to 69 kiloAmps. The device has thermal-magnetic/adjustable magnetic trip with a trip range of 1250 to 2500 Amps. The unit has a JD frame and it requires NEMA starter size 5. The unit has three poles and a current rating of 100 rr0 Amps.
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| Manufacturer | Allen Bradley |
|---|---|
| Category | PLCs |
| Product Line | 140U MCB |
| Part Number | 140U-JD6D3-D25 |
| Weight | 32.00 lbs (14.51 kg) |
| Frame | JD |
| Protection type | Thermal magnetic / adjustable magnetic trip |
| Magnetic trip range | 1250 to 2500 Amps |
| Continuous current rating | 250 Amps |
| Interrupting rating/breaking capacity | 60 to 69 kilo Amps |
| NEMA starter size | 5 |
| Number of poles | 3 |
| Current range | 100 rr0 Amps |
| Internal control modules | None |
| Protection class (wired) | IP2X |
| Operating temperature | -25 to 60 degrees Celsius (-13 to 140 degrees Fahrenheit) |
| Storage temperature | -40 to 80 degrees Celsius (-40 to 176 degrees Fahrenheit) |
| Standards/certifications | UL 489, CSA C22.2 (No. 5), IEC 60947-2, CCC, CE, KEMA |
The Allen-Bradley/Rockwell Automation 140U-JD6D3-D25 circuit breaker with a molded case is part of the Bulletin 140U series which offers various circuit breaker models with different current ratings and protection types. The product series offers current ratings from 125 to 1200 Amps and they come in one-pole, two-pole, and three-pole versions. The available options include various combinations of auxiliary contacts, alarm contacts, undervoltage releases, and shunt trips. Also, the 140U circuit breakers offer high interrupting ratings, compact dimensions, rotary variable-depth operating mechanisms, flex cable operating mechanisms, and factory-installed or field-installed accessories. The 140U-JD6D3-D25 circuit breaker is designed according to standards such as the UL 489, CSA 22.2 (No. 5), and the IEC 60947-2. The circuit breaker is a protection device that is used in combination with NEMA rated starter or soft starter units and variable frequency AC drive units.
The Allen-Bradley 140U-JD6D3-D25 circuit breaker has a JD Frame and it operates with combination starters with a NEMA size of 5. The circuit breaker has 3 poles and an IP2X protection rating when it is wired. The current rating of the 140U-JD6D3-D25 circuit breaker is 100 rr0 Amps and its breaking capacity (interrupting rating) is 60 to 69 kiloAmps. The 140U-JD6D3-D25 circuit breaker has thermal-magnetic and adjustable magnetic trip protection and a magnetic trip range of 1250 to 2500 Amps. In addition to that, the continuous current rating is 250 Amps. This circuit breaker unit operates within a temperature range of -25 to 60 degrees Celsius (-13 to 140 degrees Fahrenheit) and it can be stored in environments with temperatures between -40 and 80 degrees Celsius (-40 and 176 degrees Fahrenheit).