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Eaton Cutler-Hammer CH Loadcenters and Circuit Breakers CHB290

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CHB290

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The Eaton Cutler-Hammer CHB290 is a thermal magnetic circuit breaker designed for efficient power management in single-phase applications. With a rated current of 90 A and a voltage capacity of 120/240 V, this unit is ideal for various electrical systems.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for CHB290

ManufacturerEaton Cutler-Hammer
Product TypeThermal Magnetic Circuit Breaker
Product LineCH Loadcenters and Circuit Breakers
Part NumberCHB290
Weight0.50 lbs (0.23 kg)
UPC782113112565
Rated Voltage120/240 V
Rated Current90 A
Number of Poles2 Poles
Interrupt Rating10 KAIC
Phase Type1-Phase
Frame TypeCHB Frame
Protection TypeThermal Magnetic
FunctionsLI - Long-Time and Instantaneous
Connection TypeBolt-On Connection
Operating Humidity80% (non-Condensing)

The CHB290, produced by Eaton Cutler-Hammer, serves as a reliable thermal magnetic circuit breaker ideal for a variety of electrical applications. Rated for operation within a voltage range of 120 to 240 volts, this device can handle a maximum current of 90 amperes. Its two-pole configuration makes it suitable for single-phase installations, providing streamlined functionality for electrical circuits.

This thermal magnetic circuit breaker is engineered with a 10 KAIC interrupt rating, meaning it can effectively handle high fault currents without failure. Its frame is designated as the CHB type, structured for durability and compatibility with Eaton's loadcenters.

The CHB290 features a combination of long-time and instantaneous protection functions to ensure timely response during overload or short-circuit events, enhancing reliability. The unit utilizes a bolt-on connection type that simplifies installation and ensures solid electrical contact. In terms of environmental considerations, it operates efficiently in conditions with humidity levels reaching 80% without condensation, making it suitable for diverse operating environments.