Free UPS Ground on All Orders!
Request a
Fast Quote
Account
Cart
Quote
+1 (919) 205-4392
Allen Bradley 140G MCB 140G-NS6H4-E12

Product image is representative; revision or series may vary. Contact us to request a specific version.

140G-NS6H4-E12

|
Need a Specific Revision?

The model 140G-NS6H4-E12 from Allen-Bradley is a high-capacity molded case circuit breaker designed for extensive industrial applications. It is rated for 1200 Amps and has an interrupting capability of 65 kA. With electronic LSI protection, this unit is engineered to manage heavy electrical loads efficiently.

Call for an immediate quote
2 Year DO Supply Warranty
Available
Ships from Raleigh, NC
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
Learn more
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-NS6H4-E12

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-NS6H4-E12
UPC885630444178
Weight32.00 lbs (14.51 kg)
FrameNS
Amps1200
Interrupting Rating65 kA
Protection TypeElectronic LSI
Poles4
Current Range1200 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life60 Operations/hr.
Electrical Life60 Operations/hr.
View as PDF
Request a Repair

Engineered for performance, the Allen-Bradley 140G-NS6H4-E12 is a molded case circuit breaker that stands out due to its robust specifications. This model is built with a frame type classified as NS, allowing it to manage up to 1200 amps. When dealing with electrical faults, it possesses an interrupting rating of 65 kA to protect connected systems.

The protection mechanism is provided by electronic LSI technology, enhancing operational reliability in demanding conditions. This breaker comprises four poles, making it versatile for various electrical configurations. It is rated for use at an insulation voltage of 1000 volts, ensuring its suitability for high-voltage applications. Moreover, it can withstand impulse voltages of up to 8 kV, safeguarding against transient spikes that may occur during operation.

With a weight of 27.56 pounds, this unit is relatively lightweight for its class, contributing to easier installation processes. Operational longevity is assured, as indicated by its mechanical and electrical life ratings, both set at 60 operations per hour. This design supports durability in high-use environments, confirming the reliability of the 140G-NS6H4-E12 as a critical component in maintaining electrical safety and efficiency.

Revision Part #Also known as
140G-NS6H4-E12 Ser A140G-NS6H4-E12/A, Series A, Rev A
Don't see your particular revision? Contact us now.