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Schneider Electric FJA Series FJA140403

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FJA140403

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The FJA140403, part of Schneider Electric's FJA Series, is designed as a molded case circuit breaker for single-phase applications. With a 40A current rating, it operates at a voltage level of 277V, incorporating thermal magnetic trip functionality.

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Technical specifications for FJA140403

ManufacturerSchneider Electric
Product TypeMolded Case Circuit Breaker
Product LineFJA Series
Part NumberFJA140403
Weight3.00 lbs (1.36 kg)
PhaseSingle Phase
Amperage40A
Frame TypeF Frame
Voltage Rating277V
Trip FunctionThermal Magnetic
Poles1
Mount TypeI-Line Style Plug-In
Magnetic Hold Current320A
Overload ProtectionYes
Electrical ConnectionLugs
Interrupting Rating (AIC)65kA @ 480V
Magnetic Tripping Current640A
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The molded case circuit breaker designated FJA140403 from Schneider Electric is developed for single-phase use, providing reliable circuit protection. This specific model operates effectively at a voltage rating of 277V and can handle a current capacity of 40 amperes. With a design focused on functionality, it encompasses a thermal magnetic trip mechanism that enhances its operational capabilities.

Constructed with an F Frame, this breaker is built for robust performance. It has a single pole configuration and is designed for I-Line style plug-in mounting, enabling straightforward installation in existing setups. The unit is equipped to offer overload protection, making it suitable for applications where circuit integrity is crucial.

The FJA140403 breaker possesses an impressive interrupting rating of 65kA at a voltage of 480V, ensuring it can manage high fault current scenarios. It also incorporates a magnetic hold current rating of 320A, which is beneficial in preventing nuisance trips, along with a magnetic tripping current threshold of 640A. Electrical connection is achieved via lugs, facilitating secure and reliable wiring.