HJD3125 | Allen Bradley Series C J Frame

Eaton Cutler-Hammer HJD3125

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Basic Details

MPN	HJD3125
Product Line	Series C J Frame
Manufacturer	Eaton Cutler-Hammer

DO Supply is NOT an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer’s warranty does not apply. Product comes with DO Supply's 1-year warranty.

Product Description

The HJD3125 is a Variable Voltage Drive. This unit operates at 125 amps amps.

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Technical Specifications

Amps	125 Amps
Dimensions (W x H x D)	4.13 x 10 x 4.06 inches
Frame	J
Interrupting Capacity	22 kA at 250 Volts DC
kAIC at 480 Volts AC	65 kAIC

Part Number/Catalog No.	HJD3125
Poles	3
Product Type	Molded Case Circuit Breaker
Rating	600 Volts AC
Series	C

About the HJD3125

The HJD3125 from Eaton is a J-frame, HJD type of circuit breaker with a 125 Amps current rating. The circuit breaker has 3 poles. It is a complete breaker that has a thermal magnetic (non-interchangeable) trip module as an integral part. Aluminum line and load terminals are also provided with the circuit breaker. Copper or aluminum conductors with a 4 to 350 MCM wire gauge are recommended for use with the circuit breaker’s terminals. It is also recommended to use a joint compound with aluminum wires to avoid any overheating in the terminals. Overheated terminals can cause random tripping and damage to the circuit breaker. The following ratings are the voltage direct current and alternating current ratings for the HJD3125: and these ratings are 250 Volts DC and 600 Volts AC, respectively. The 125 Amp rated HJD3125 has the following interrupt ratings: 100 kAIC at 240 Volts AC, 65 kAIC at 480 volts AC, 25 kAIC at 600 Volts AC, and 22 kAIC at 250 Volts DC.

The J-frame HJD3125 circuit breaker has a weight of 12.5 pounds. Its dimensions are 10 inches in height, 4.13 inches in width, and 4.06 inches in depth. Periodic maintenance and inspection of the HJD3125 are recommended to ensure trouble-free operation. The maintenance and inspection should always be carried out while the breaker is switched off. Cleaning agents which do not damage the breaker should be used to clean it. Any grease, dirt, and moisture should be removed quickly from the circuit breaker. Terminals and connectors should be checked for looseness or for evidence of overheating. Any required field testing should be carried out according to the applicable NEMA standard.

Common Misspellings

Manufacturer Part Numbers (MPNs) are often difficult to read. Here are some commonly mistaken versions for the HJD3125:

HJD312S

HJD3I25

HJD3I2S

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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.