Allen Bradley 140G-K3F4-D40 Molded Case Circuit Breaker
Allen Bradley 140G-K3F4-D40 Molded Case Circuit Breaker
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Brand:Allen Bradley PLC Item No.:140G-K3F4-D40 Product Origin:USA Product Dimensions:205 x 103.5 x 185 mm Product Weight:4.15 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 140G-K3F4-D40 Molded Case Circuit Breaker delivers high-performance circuit protection for industrial and commercial electrical systems. Its rugged design, compact form factor, and compliance with safety standards make it ideal for motor protection, control panels, and power distribution applications.
Technical Specifications
Parameter
Specification
Dimensions (L × W × H)
205 × 103.5 × 185 mm
Weight
4.15 kg / 9.152 lb
Rated Current
40 A
Rated Voltage
600V AC
Trip Unit Type
Thermal-Magnetic
Mounting Options
Panel or DIN-Rail
Function
Molded Case Circuit Breaker
Applications
Motor Protection, Industrial Control Panels, Power Distribution
Applications
The Allen Bradley 140G-K3F4-D40 Molded Case Circuit Breaker (MCCB) is engineered to provide dependable overload, short-circuit, and phase-failure protection in industrial and commercial electrical systems.
Ideal for motor circuits, control panels, and industrial machinery requiring high-reliability circuit protection to prevent equipment damage and ensure operator safety.
Advantages
Robust Circuit Protection: Protects motors, control systems, and power distribution circuits against overloads and short circuits.
Compact Yet Durable Design: 205 × 103.5 × 185 mm; 4.15 kg / 9.152 lb, offering a balance of size and ruggedness.
Molded Case Construction: Provides mechanical and thermal resilience for demanding industrial environments.
Flexible Installation: Supports panel or DIN-rail mounting for versatile integration.
Compliance with Safety Standards: Meets international industrial electrical protection standards.
Technical FAQs
What is the rated current for this MCCB?
40 A nominal, suitable for motor and control circuit protection.
What voltage ratings does it support?
Rated up to 600V AC for industrial applications.
Can it be used for motor protection?
Yes, commonly used in motor circuits for reliable overload and short-circuit protection.
What trip unit does it use?
Thermal-magnetic trip unit for precise overload and short-circuit protection.
Is it suitable for panel mounting?
Yes, supports both panel and DIN-rail mounting configurations.
Can multiple breakers be installed in one panel?
Yes, multiple MCCBs can be installed to protect independent circuits.
Is it resistant to industrial vibration and harsh environments?
Yes, the molded case ensures robust performance under mechanical and environmental stress.
Does it require maintenance?
Minimal maintenance; periodic inspection is recommended.
What is the expected service life?
Designed for long-term use, typically thousands of operational cycles.
Is it compatible with Allen Bradley motor starters?
Yes, integrates seamlessly with motor starters and safety circuits.
