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Allen Bradley 140G MCB 140G-M5H3-D60

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140G-M5H3-D60

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The 140G-M5H3-D60 model, built by Allen-Bradley, functions as a molded case circuit breaker. Its design supports a current capacity of 800 amps while ensuring protection with an interrupting rating of 50 kA. The device utilizes electronic LSI protection technology for enhanced functionality.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 140G-M5H3-D60

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-M5H3-D60
Weight15.00 lbs (6.80 kg)
FrameM
Amps800
Interrupting Rating50 kA
Protection TypeElectronic LSI
Current Range600 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The Allen-Bradley 140G-M5H3-D60 is classified as a molded case circuit breaker intended for various electrical applications. It supports a robust capacity of 800 amps, accommodating significant loads efficiently. The breaker is designed with a frame type M and provides an interrupting rating of 50 kA to effectively manage fault conditions in the system.

To maintain high safety standards, this unit incorporates electronic LSI protection technology, which enhances its operational integrity. It operates effectively within a current range of 600 amps, ensuring adaptability for different environments. The rated insulation voltage is set at 1000 volts, enabling it to perform reliably under high-voltage scenarios.

Furthermore, the 140G-M5H3-D60 can withstand impulse voltages up to 8 kV, which assists in protecting connected circuits from transient surges. This breaker has a considerable weight of 26.68 pounds, providing durability during installation and operation. It boasts a mechanical life expectancy of 120 operations per hour, while its electrical life is rated at 60 operations per hour, indicating suitability for frequent usage in industrial settings.

Revision Part #Also known as
140G-M5H3-D60 Ser A140G-M5H3-D60/A, Series A, Rev A
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