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Eaton Cutler-Hammer Series C Circuit Breakers GHB3070S1

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GHB3070S1

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The GHB3070S1 is a molded case circuit breaker from Eaton Cutler-Hammer’s Series C. This 70 A circuit breaker operates at a voltage rating of 480Y/277 VAC and provides three-phase protection with a thermal-magnetic trip technology.

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Technical specifications for GHB3070S1

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberGHB3070S1
Weight1.81 lbs (0.82 kg)
UPC786679029824
Breaker TypeGHB
Frame TypeG-Frame
Amperage Rating70 A
Voltage Rating (AC)480Y/277 VAC
Voltage Rating (DC)125/250 VDC
Number Of Poles3 Poles
Phase TypeThree-Phase
Frequency Rating50/60 Hz
Trip TechnologyThermal-Magnetic
Interrupt Rating at 240 VAC65 kAIC
Interrupt Rating at 480Y/277 VAC14 kAIC
Shunt Trip Voltage120 VAC

The Eaton Cutler-Hammer GHB3070S1 is categorized as a molded case circuit breaker. This unit has a weight of 1.8 pounds and reflects the G-frame design. Its amperage rating is set at 70 A, catering to diverse electrical needs. It accommodates an AC voltage rating of 480Y/277 VAC, while also offering a DC voltage rating of 125/250 VDC.

This three-pole breaker is structured for three-phase systems and is suitable for frequency applications of 50 and 60 Hz. A notable feature of the GHB3070S1 is its thermal-magnetic trip technology, which provides effective overload protection and fault detection. The interrupt ratings demonstrate its reliability: it can manage 65 kAIC at 240 VAC and 14 kAIC at 480Y/277 VAC, ensuring safe operation under fault conditions. Additionally, the breaker incorporates a shunt trip mechanism with a voltage of 120 VAC, facilitating remote tripping and additional control options. Overall, the GHB3070S1 serves as a dependable solution for circuit protection in various electrical installations.