140MG-J8E-D15
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Overview of Allen Bradley 140MG-J8E-D15
The Allen Bradley 140MG-J8E-D15 is a motor protection circuit breaker (MPCB) designed to provide comprehensive protection for industrial electrical systems. It features a J frame size, suitable for applications requiring high current ratings, and is well-suited for protecting motors against thermal and magnetic overloads. This breaker is part of the 140MG series, which is known for its reliability and performance in various industrial environments.Key Features of Allen Bradley 140MG-J8E-D15
- **Thermal/Magnetic Protection**: Offers both thermal and magnetic protection to safeguard against overloads and short circuits. - **Adjustable Settings**: Allows for adjustable thermal and magnetic settings to accommodate different motor types and applications. - **UL Interrupting Rating**: Has a UL interrupting rating of 65 kA at 480V, ensuring high fault tolerance. - **Current Rating**: Features a rated operational current of 150 A, making it suitable for high-power motor applications. - **Frame Size**: J frame size provides a compact yet powerful solution for industrial settings. - **Factory Assembled**: Delivered fully assembled from the factory, ensuring ease of installation. - **Operating Power**: Rated for AC-3 operations at 400 V, with a power rating of 55 kW. - **Short Circuit Breaking Capacity**: Offers a short circuit breaking capacity of 70 kA at 400 V.Technical Specs of Allen Bradley 140MG-J8E-D15
| Parameter | Specification |
|---|---|
| Bulletin Number | 140MG |
| Protection Type | Thermal/Magnetic, TMD |
| Frame Size | J frame |
| Rated Operational Current (Ie) | 150 A |
Applications / Use Case
The Allen Bradley 140MG-J8E-D15 is primarily used in industrial environments where motor protection is crucial. It is suitable for applications that require high current handling and protection against both thermal overloads and magnetic faults. Common applications include medium to large industrial motor systems, where the protection of motors and the reliability of electrical systems are paramount.Related Resources
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