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Eaton Cutler-Hammer Series C Circuit Breakers GHB3040

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GHB3040

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The Eaton Cutler-Hammer GHB3040 is a molded case circuit breaker, supporting a rated current of 40 Amps. Designed for three-phase systems, it operates efficiently under AC voltages of 480Y/277 and DC voltages of 125/250.

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Technical specifications for GHB3040

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberGHB3040
Weight1.75 lbs (0.79 kg)
UPC786679911280
Interrupting Rating (240V AC)65 kAIC
Rated Current40 Amps
Poles3 Poles
AC Voltage480Y/277 Volts
DC Voltage125/250 Volts
Short Circuit Rating (AC)14 kAIC at 480V
Trip MechanismFixed Thermal-Magnetic
Connection TypeBolt-On Mounting
System Phase3-Phase
Frequency50/60 Hz
Terminal MaterialAluminum
Ambient TemperatureRated for 40°C

The GHB3040 from Eaton Cutler-Hammer is constructed as a molded case circuit breaker, which is an essential component for electrical distribution systems. It has a rated current of 40 Amps and includes three poles for robust circuit protection. The device operates at a maximum AC voltage of 480Y/277 Volts, and it can also handle DC voltages of up to 125/250 Volts. With a high interrupting capacity of 65 kAIC at 240 Volts AC, it ensures reliable protection in case of short circuits.

Employing a fixed thermal-magnetic trip mechanism, this breaker provides dependable operation under various load conditions. Installation is facilitated by its bolt-on mounting type, making it straightforward to incorporate into existing panels. The GHB3040 functions effectively within three-phase systems and operates at a frequency of 50 to 60 Hz. Its terminal connections are crafted from aluminum, which enhances conductivity and durability. Additionally, the unit is rated for operation in ambient temperatures of up to 40°C, making it suitable for many industrial applications.