140UT-D7D3-C20 | Allen-Bradley Circuit Breaker
Allen-Bradley · HMIs & Displays
Description The Allen-Bradley 140UT-D7D3-C20 is a DIN rail-mounted miniature circuit breaker (MCB) designed for reliable overcurrent protection in industrial control panels. Technical Specifications Condition New/Never Used Surplus Brand Allen-Bradley Category Circuit Breaker Part Number 140UT-D7D3-C20 Subcategory Molded Case Circuit Breaker Amperage 20 Amp Frame D Number of Poles 3 Pole Trip Type Fixed Thermal Magnetic Voltage 480 VAC Interrupt Rating 65 kAIC Temperature Rating -25 to 50 degrees C Weight 1.00 lbs Information About 140UT-D7D3-C20 The Allen-Bradley 140UT-D7D3-C20 is a 3-pole DIN rail-mounted miniature circuit breaker (MCB) from Rockwell Automation’s 140UT series, engineered for overcurrent protection in control circuits, machinery, and industrial installations. It features a C-curve trip characteristic, making it suitable for applications with moderate inrush currents, such as motors and lighting systems. Key Features: Product Type: Miniature Circuit Breaker (MCB) Series: 140UT Number of Poles: 3-pole Trip Curve: C-curve Trips at 5–10 times the rated current (ideal for moderately inductive loads) Rated Current: 20 A Rated Voltage: Up to 277/480V AC Up to 125/250V DC Some models rated up to 600V AC/DC (check data sheet for specific installation ratings) Breaking Capacity: Typically 10 kA at 480V AC Trip Mechanism: Thermal-magnetic Mounting Type: 35 mm DIN rail (standard industrial rail mount) Terminal Type: Screw terminals Standards & Certifications: UL 1077, CSA, IEC/EN 60947-2, RoHS compliant Housing Material: Flame-retardant thermoplastic Ambient Operating Temperature: -25°C to +55°C (derating may apply beyond this range) The Allen-Bradley 140UT-D7D3-C20 delivers dependable circuit protection with a versatile design that suits a wide range of industrial automation and power distribution applications. Its C-curve performance and robust construction ensure safety and reliability in demanding environments.
Brand: Allen-Bradley · Category: HMIs & Displays
Key features
- Product Type: Miniature Circuit Breaker (MCB)
- Series: 140UT
- Number of Poles: 3-pole
- Trip Curve: C-curve Trips at 5–10 times the rated current (ideal for moderately inductive loads)
- Rated Current: 20 A
- Rated Voltage: Up to 277/480V AC
- Up to 125/250V DC
- Some models rated up to 600V AC/DC (check data sheet for specific installation ratings)
- Breaking Capacity: Typically 10 kA at 480V AC
- Trip Mechanism: Thermal-magnetic
- Mounting Type: 35 mm DIN rail (standard industrial rail mount)
- Terminal Type: Screw terminals
- Standards & Certifications: UL 1077, CSA, IEC/EN 60947-2, RoHS compliant
- Housing Material: Flame-retardant thermoplastic
- Ambient Operating Temperature: -25°C to +55°C (derating may apply beyond this range)
Specifications
| Manufacturer part number | 140UT-D7D3-C20 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | Circuit Breaker |
| Part Number | 140UT-D7D3-C20 |
| Subcategory | Molded Case Circuit Breaker |
| Amperage | 20 Amp |
| Frame | D |
| Number of Poles | 3 Pole |
| Trip Type | Fixed Thermal Magnetic |
| Voltage | 480 VAC |
| Interrupt Rating | 65 kAIC |
| Temperature Rating | -25 to 50 degrees C |
| Weight | 1.00 lbs |
| Product type | Circuit Breaker |
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