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Allen Bradley 140M Circuit Breakers 140M-J8E-D10-XC

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140M-J8E-D10-XC

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The 140M-J8E-D10-XC is a manual motor circuit breaker and self-protected combo from Allen Bradley’s 140M series. This device operates with a nominal current of 10 Amperes and can handle operational voltages ranging from 400 to 415 V AC, offering reliable protection in diverse applications.

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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 140M-J8E-D10-XC

ManufacturerAllen Bradley
Product TypeManual Motor & Self-Protected Combo
Product Line140M Circuit Breakers
Part Number140M-J8E-D10-XC
Weight20.00 lbs (9.07 kg)
Operational Current10 A
Magnetic Trip Current700 A fixed
Thermal Overload RangeAdjustable to 160 A
Operational Voltage400-415 V AC
Interrupting Capacity55 kA
Number of Poles3 Poles
Protection MethodBimetal & magnetic trip
Group InstallationGroup installation approved
Short-Circuit CoordinationType 2 coordination
Ambient Temperature-20 to +70 °C
Storage Temperature-50 to +80 °C
Maximum AltitudeUp to 2000 m
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The 140M-J8E-D10-XC from Allen Bradley stands out as a manual motor and self-protected combination circuit breaker. Rated for an operational current of 10 A, it is efficient in protecting motors in various electrical applications. This model operates under voltages between 400 and 415 V AC and is equipped with a fixed magnetic trip current of 700 A, ensuring swift action during overload conditions.

Thermal overload protection is adjustable to a maximum of 160 A, allowing customization based on specific operational requirements. This breaker is designed with three poles and offers an impressive interrupting capacity of 55 kA. Such capability makes it suitable for robust short-circuit protection, ensuring safety in dynamic environments.

The protection methods employed include both bimetallic and magnetic trips, delivering effective monitoring against overload scenarios. The 140M circuit breaker has been approved for group installations, enhancing its versatility for larger systems. Additionally, it supports Type 2 coordination for short-circuit management.

With an operational ambient temperature range of -20 to +70 °C and a storage temperature spectrum of -50 to +80 °C, this device suits various environmental conditions. It can be installed at an altitude of up to 2000 meters, making it a reliable choice for diverse operational needs.