Tag: GE CR453CE2HBB

Description

The GE CR453CE2HBB​is a high-performance molded case circuit breaker designed for industrial power distribution systems,providing reliable overcurrent and short-circuit protection for electrical circuits up to 600V AC.This robust circuit breaker features advanced thermal-magnetic trip technology with precise calibration for equipment protection and system coordination.The CR453CE2HBB​delivers exceptional interrupting capacity and durable construction,making it ideal for critical power distribution applications where electrical safety and system reliability are paramount.

Application Scenarios

In a large data center’s critical power distribution system,the GE CR453CE2HBB​circuit breakers demonstrated exceptional performance during a major fault event caused by a transformer failure.When a phase-to-phase short circuit occurred downstream,the CR453CE2HBB’s magnetic trip mechanism operated within 1.5 cycles,clearing the fault before it could propagate through the distribution system.The breaker’s precise calibration maintained selective coordination with downstream devices,isolating only the affected circuit while keeping critical servers operational.Over five years of continuous service in a 24/7 environment,the CR453CE2HBB​breakers operated flawlessly through multiple fault conditions,contributing to the data center’s 99.999%uptime record and preventing potential equipment damage exceeding$2 million.

Parameter

Parameter Name

Parameter Value

Product Model

CR453CE2HBB​

Manufacturer

GE Industrial Solutions

Product Type

Molded Case Circuit Breaker

Frame Size

400A

Rated Current

400A

Voltage Rating

600V AC/250V DC

Interrupting Capacity

65kA 480V AC

Poles

3-pole

Trip Unit

Thermal-magnetic

Trip Settings

Fixed(non-adjustable)

Operating Temperature

-40°C to+70°C

Mounting

Fixed or plug-in

Connection

Lug or bus

Torque Specification

35 lb-in(4.0 N·m)

Enclosure

Molded thermoset

Standards

UL 489,CSA C22.2,IEC 60947

Certifications

UL,CSA,CE

Mechanical Life

10,000 operations

Electrical Life

5,000 operations at rated current

Technical Principles and Innovative Values

Advanced Trip Technology:The CR453CE2HBB​utilizes a precision thermal-magnetic trip mechanism with bimetal elements for overload protection and solenoid-actuated magnetic trips for short-circuit protection.The thermal element provides inverse-time delay characteristics matching cable and equipment damage curves,while the magnetic element ensures instantaneous operation during high-magnitude faults.

Robust Construction:High-strength molded housing with arc-resistant thermoset material provides excellent dielectric strength and mechanical durability.The CR453CE2HBB’s arc chute design with splitter plates effectively extinguishes arcs,while silver-alloy contacts ensure low contact resistance and long electrical life.

Safety Features:Positive mechanism prevents contact welding,and the quick-make/quick-break action ensures reliable operation under fault conditions.The CR453CE2HBB’s visible blade position indicator and trip status provide clear operational feedback,while the sturdy operating handle allows safe manual operation under load.

Application Cases and Industry Value

In a large manufacturing facility’s motor control center upgrade,the GE CR453CE2HBB​circuit breakers were implemented to replace aging breakers that lacked adequate interrupting capacity.The new installation provided coordinated protection for 400HP motors,with the CR453CE2HBB’s precise time-current characteristics preventing nuisance trips during motor starting while ensuring fast fault clearance.The project resulted in a 60%reduction in unexplained trips and improved production continuity,with estimated savings of$500,000 annually in prevented downtime.The breakers’reliable performance also reduced maintenance costs by 40%compared to the previous electromechanical protection system.

A water treatment plant utilized the CR453CE2HBB​for their high-capacity pump motor protection,where the breakers’corrosion-resistant construction withstood the humid environment.The thermal-magnetic protection provided optimal coordination with motor overload relays,preventing single-phasing damage that previously cost$75,000 per motor replacement.

Related Product Combination Solutions

CR453​series|Other frame sizes and ratings

ZEN​|Auxiliary contacts and accessories

LUG​|Connection kits and lugs

Mounting​|Panel and enclosure accessories

Test Kits​|Maintenance and testing equipment

Monitoring​|Trip indicators and monitoring devices

Spare Parts​|Replacement components and kits

Installation,Maintenance,and Full-Cycle Support

Installation Preparation:Before installing the CR453CE2HBB,verify compatibility with the existing distribution system and ensure proper mounting hardware.Check cable sizes and connection types,and torque all connections to specified values.Perform insulation resistance testing before energization and verify proper operation of the mechanism.

Maintenance Recommendations:Perform annual infrared scanning to detect hot spots and verify connection integrity.Exercise the breaker mechanism quarterly to maintain mechanical reliability.Test trip functionality annually using calibrated test equipment.Keep detailed maintenance records and replace breakers showing signs of wear or damage.

Technical Support Commitment:We guarantee genuine GE CR453CE2HBB​circuit breakers with comprehensive technical support.Our team provides assistance with system coordination studies,installation guidance,and maintenance procedures to ensure optimal performance in your specific application.All breakers are tested to verify they meet original manufacturer specifications.

Contact us for reliable circuit protection solutions using genuine GE CR453CE2HBB​molded case circuit breakers.Our technical experts provide customized support for your specific application requirements,ensuring electrical safety and system reliability.

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