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Eaton Cutler-Hammer Series C Circuit Breakers GD3070

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GD3070

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The GD3070 is a molded case circuit breaker manufactured by Eaton Cutler-Hammer, designed for robust performance in various electrical systems. This model supports 70 amperes with a voltage rating of up to 480 volts AC and 125-250 volts DC, making it suitable for diverse applications with specific power requirements.

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Technical specifications for GD3070

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberGD3070
Weight2.00 lbs (0.91 kg)
UPC786679231180
Poles3 Poles
FrameG Frame
Amperage Rating70 Amperes
Voltage Rating480 Volts AC, 125-250 Volts DC
Frequency50/60 Hertz
Interrupt Rating65 kAIC at 240 Volts AC, 22 kAIC at 480 Volts AC, 10 kAIC at 250 Volts DC
Trip UnitThermal Magnetic
ConnectionFeed Through Line and Load Lugs
Wire Size14-2 AWG
CertificationUL, IEC, CSA
Operating Temperature-20 to 70 Degrees Celsius
MountingBolt-On

The Eaton Cutler-Hammer GD3070 is engineered as a molded case circuit breaker, crafted to handle up to 70 amperes in electrical circuits. With a voltage rating that allows for 480 volts AC or 125-250 volts DC, it fits well within a variety of industrial applications.

This model is structured with three poles and conforms to a G frame size, offering enhanced performance and reliability. A thermal magnetic trip unit is integrated to provide efficient circuit protection against overloads and short circuits. The unit maintains a robust interrupt rating, capable of withstanding fault conditions up to 65 kAIC at 240 volts AC and 22 kAIC at 480 volts AC. Additionally, it has a rating of 10 kAIC for 250 volts DC applications.

The GD3070 simplifies wire connections using feed-through line and load lugs while supporting a wire gauge range from 14 to 2 AWG. With certifications from UL, IEC, and CSA, it complies with stringent safety standards. Its operational temperature range spans from -20 to 70 degrees Celsius, making the GD3070 suitable for various environments. Mounting is straightforward, facilitated by its bolt-on design, suitable for installation in panels and other configurations.