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Eaton Cutler-Hammer Series G Circuit Breakers NGH312033E

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NGH312033E

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The NGH312033E from Eaton Cutler-Hammer is a molded case circuit breaker designed to protect electrical circuits. With a robust rating of 1200 A, this three-pole breaker operates effectively at a voltage of 480 VAC and is part of the Series G Circuit Breakers.

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Technical specifications for NGH312033E

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries G Circuit Breakers
Part NumberNGH312033E
Weight48.00 lbs (21.77 kg)
Frame SizeNG-frame
Rated Current1200 A
Number of Poles3 Poles
Voltage Rating480 VAC
Interrupting Capacity (AIC at 240V AC)100 kAIC
Interrupting Capacity (AIC at 480V AC)65 kAIC
Interrupting Capacity (AIC at 600V AC)35 KAIC
Trip Unit TypeElectronic Digitrip 310 RMS
Trip FunctionsLong-Time (L) and Short-Time (S) Protection
Minimum Frequency50 Hz
Maximum Frequency60 Hz

The Eaton Cutler-Hammer NGH312033E is a high-capacity molded case circuit breaker meeting diverse protective needs. It boasts a rated current of 1200 A and comprises three poles, making it suitable for multi-phase systems. Designed for a voltage rating of 480 VAC, this device operates efficiently for various applications.

The interruption capacities of the NGH312033E are noteworthy, offering 100 kAIC at 240V AC, 65 kAIC at 480V AC, and 35 kAIC at 600V AC. These figures indicate the breaker’s capability to handle substantial fault currents, enhancing system safety. It is crafted with an NG-frame size, which accommodates its robust design and operational requirements.

Equipped with an Electronic Digitrip 310 RMS trip unit, this circuit breaker provides advanced monitoring and protection. It includes both long-time (L) and short-time (S) trip functions to protect against overloads and short circuits, respectively. The operational frequency range spans from a minimum of 50 Hz to a maximum of 60 Hz, ensuring compatibility with standard electrical systems. Overall, the NGH312033E circuit breaker presents a reliable solution for protecting electrical infrastructure in a range of settings.