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The Siemens FXD63B175 is a molded case circuit breaker designed for 3-phase systems with a current rating of 175 Amperes. It features a thermal magnetic trip unit, supporting essential protective functions.
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| Manufacturer | Siemens |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | SENTRON |
| Part Number | FXD63B175 |
| UPC | 783643211261 |
| Trip Unit Type | Thermal magnetic trip unit |
| Phase Type | 3-phase |
| Current Rating | 175 Amperes |
| Operating Frequency | 50 to 60 Hertz |
| Coil Voltage Rating | 600 Volts AC |
| Type of Frame | FXD frame |
| Type of Terminal Connection | Load side lugs |
| Breaker Interrupt Rating | 35 kiloamperes at 480 Volts AC and 22 kiloamperes at 600 Volts AC |
| Poles Quantity | 3 poles |
| Mounting Configuration | Bolt-on mount |
| Trip Settings | Non-interchangeable |
| Protective Functions | Long-Time and Instantaneous (LI) |
The FXD63B175 from Siemens belongs to the SENTRON series of molded case circuit breakers. Designed for 3-phase applications, this unit has a substantial rated current of 175 Amperes. Its trip unit is thermal magnetic, effectively facilitating overload and short-circuit protection through both long-time and instantaneous functions.
This circuit breaker operates efficiently within a frequency range of 50 to 60 Hertz. It supports a coil voltage rating of up to 600 Volts AC, ensuring adaptability in various environments. The FXD frame type denotes its structural robustness, while the load side lugs provide secure terminal connections.
In terms of performance, the FXD63B175 is capable of withstanding an interrupt rating of 35 kiloamperes at 480 Volts AC, and 22 kiloamperes at 600 Volts AC. With a 3-pole configuration, it is ideal for incorporating in three-phase systems. The mounting is achieved through a bolt-on method, allowing for secure and stable installation. Trip settings are designed to be non-interchangeable, ensuring consistent performance and reliability in safeguarding electrical circuits.