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Allen Bradley 140G MCB 140G-I3C4-C70

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140G-I3C4-C70

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The 140G-I3C4-C70 is a high-capacity molded case circuit breaker from Allen-Bradley, capable of handling significant electrical loads. With a maximum current rating of 225 Amps and a 35 kA interrupting capacity, this device is built for reliable protection in demanding environments.

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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-I3C4-C70

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-I3C4-C70
Weight3.00 lbs (1.36 kg)
FrameI
Amps225
Interrupting Rating35 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range70 A
Rated Insulation Voltage800V
Rated Impulse Withstand Voltage8 kV
Thermal Trip70 A
Magnetic Trip700 A
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Allen-Bradley's 140G-I3C4-C70 serves as a molded case circuit breaker exemplifying robust design tailored for high performance. It operates at a maximum capacity of 225 Amps, providing a reliable solution even in the most rigorous settings. This breaker features an interrupting rating of 35 kA, ensuring sufficient protection against electrical faults.

The frame designation is I, and the circuit breaker is equipped with four poles intended for multi-phase applications. The protection scheme is a fixed thermal and fixed magnetic design, facilitating effective management of overload and short-circuit conditions. Specifically, it supports a thermal trip setting of 70 A, with magnetic trips reaching 700 A.

Conforming to rated insulation voltages of up to 800 volts, the device is built to withstand varying operational pressures. It also possesses a rated impulse withstand voltage of 8 kV, equipping it to resist transient surges important in utility and industrial environments. The unit's weight stands at 5.73 pounds, showcasing a manageable design suitable for installation in a variety of electrical panels.

Revision Part #Also known as
140G-I3C4-C70 Ser A140G-I3C4-C70/A, Series A, Rev A
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