Type:Circuit Breaker
Series:LV
Designation:Wa4eer43a9dgffwxja
Rated Current:120 A
Rated Voltage:690 V AC
Breaking Capacity:65 kA at 415 V AC
Trip Protection:LSI (Long Time, Short Time, Instantaneous)
Number of Poles:3
Connection Type:Bolt-On
Protection Type:Solid State
Inrush Current Rating:500% of rated current
Operating Ambient Temperature Range:-20°C to +40°C
Environmental Rating:IP20
The Square D by ABB WA4EER43A9DGFFWXJA LV Circuit Breaker is designed with advanced solid-state technology to provide unparalleled reliability in harsh industrial settings. This 4-pole, 3-phase circuit breaker is capable of handling high amperage loads and features a comprehensive set of protection mechanisms including long-time, short-time, and instantaneous trips.
Equipped with an impressive breaking capacity of 100kA at 415V AC, it ensures quick disconnection in case of overloads or short circuits, safeguarding critical equipment from damage. The built-in inrush current limiting feature prevents damaging spikes in current during start-up phases, enhancing system stability.
With a wide operational temperature range from -40°C to +70°C, this circuit breaker is suitable for use in a variety of industrial climates. The bolt-on mounting system facilitates easy installation and maintenance, reducing downtime and improving operational efficiency.
The enclosure is rated IP20, providing basic splash protection while keeping internal components dry and dust-free. This ensures consistent performance in industrial environments where dust and water splashes are common.
The Square D by ABB circuit breaker comes with a durable design that withstands the rigors of continuous operation in manufacturing lines, power distribution systems, and other industrial applications. Its compact size and modular design allow for seamless integration into existing electrical systems, making it a versatile choice for both new installations and upgrades.
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