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Siemens VL Series LGB3B050B

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LGB3B050B

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The Siemens LGB3B050B is a circuit breaker designed in the VL Series, rated for 50 amps. This device supports a maximum voltage capacity of 600 volts AC and operates effectively in a three-phase, three-wire system.

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Technical specifications for LGB3B050B

ManufacturerSiemens
Product TypeCircuit Breaker
Product LineVL Series
Part NumberLGB3B050B
UPC887621220280
Connection MethodBolt-On
Mounting TypePanelboard Mount
Interrupting Capacity @ 480V65 kAIC
Interrupting Capacity @ 600V14 kAIC
Frame SizeLGB (GB) Frame
Rated Current50 Amps
Number of Poles3 Poles
Rated Voltage480 Volts AC
Maximum Voltage600 Volts AC
System Configuration3-Phase, 3-Wire
Trip Unit TechnologyThermal-Magnetic
Load TerminalsLugs Only
Compatible Conductor Size8 AWG to 1/0 AWG
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Siemens presents the LGB3B050B within the VL Series, crafted to function as a dependable circuit breaker. With a rated current of 50 Amps, it is designed to perform well under 480 volts AC, with a maximum allowable voltage of 600 volts AC. The circuit breaker’s structure supports three poles, making it suitable for configurations requiring three-phase, three-wire systems.

For mounting, it follows a panelboard installation method, ensuring solid integration into distribution systems. This breaker utilizes a bolt-on connection method for secure electrical attachment, enhancing reliability in various applications. It is built on an LGB frame size, which is designed to meet the rigorous demands of industrial environments.

The interrupting capabilities of this circuit breaker are rated at 65 kAIC for 480 volts and 14 kAIC at 600 volts, providing robust protection against electrical faults. The trip unit employs thermal-magnetic technology, assisting in safeguarding the connected systems from overloads and short circuits. The load terminals for connecting conductors are limited to lugs, and the device is compatible with conductor sizes ranging from 8 AWG to 1/0 AWG.