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Siemens SENTRON ED43B030

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ED43B030

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The Siemens ED43B030 is a molded case circuit breaker within the SENTRON line. Operating at a voltage rating of 480 volts AC, it features a 30 Ampere capacity suitable for 3-phase systems.

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Technical specifications for ED43B030

ManufacturerSiemens
Product TypeMolded Case Circuit Breaker
Product LineSENTRON
Part NumberED43B030
UPC783643209398
Mounting MethodPanel mount
Number of Poles3 poles
Electrical Protection FunctionsLI - Long-Time and Instantaneous
Amperage Rating30 Amperes
Connection TypeBolt-on
Frame TypeED frame
Rated Frequency50 to 60 Hertz
Voltage Rating480 Volts AC
Trip TypeThermal magnetic
Compliance StandardsUL and CSA-certified
Ampere Interrupting Capacity Rating18 kiloamperes at 480 Volts
Wire Size10 to 1/0 American Wire Gauge (AWG)
Phase Type3-phase

The ED43B030 from Siemens is categorized as a molded case circuit breaker (MCCB) particularly designed for panel mounting applications. Rated for 30 Amperes, this unit is tailored for 3-phase electrical systems. It handles voltages up to 480 volts AC, making it suitable for various industrial power distribution needs.

This breaker features three poles and provides two primary protection functions: LI (long-time and instantaneous), which enables a quick response to electric faults. With an ampere interrupting capacity of 18 kA at 480 volts, it ensures effective circuit protection under fault conditions. The connection method is bolt-on, facilitating straightforward installation.

The ED43B030 operates within a frequency range of 50 to 60 Hertz and utilizes a thermal magnetic trip type mechanism for reliable circuit interruption. It conforms to both UL and CSA standards, assuring compliance with important safety regulations. The wire size compatibility ranges from 10 AWG to 1/0 AWG, thus allowing for versatile installation scenarios in various applications.