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QDA221754
The QDA221754 circuit breaker from Schneider Electric is designed to manage a line-rated current of 175 A across two poles. Its thermal-magnetic trip technology enhances reliability by providing effective protection against overload conditions and short circuits.
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Technical specifications for QDA221754
| Manufacturer | Schneider Electric |
|---|---|
| Product Type | Circuit Breaker |
| Product Line | PowerPact |
| Part Number | QDA221754 |
| UPC | 785901605362 |
| Weight | 5.00 lbs (2.27 kg) |
| Line Rated Current | 175 A |
| Number of Poles | 2 |
| Control Type | Operating Handle |
| Breaking Capacity Code | D |
| Breaking Capacity | 25 kA |
| Rated Operational Voltage | 240 V |
| Minimum Operating Frequency | 50 Hz |
| Maximum Operating Frequency | 60 Hz |
| Rated Impulse Withstand Voltage | 8 kV |
| Trip Unit Technology | Thermal-Magnetic |
| Magnetic Tripping Current | 2400 A |
| Magnetic Hold Current | 1200 A |
| Continuous Current Rating | 80% |
| Mounting Mode | I-Line Bracket |
The Schneider Electric QDA221754 is a reliable circuit breaker featuring an impressive line-rated current of 175 A. This model contains two poles and operates with a control handle for straightforward management. Rated for operational voltages of 240 V, it incorporates thermal-magnetic technology for its trip unit, ensuring dependable performance against overloads and faults.
With a breaking capacity of 25 kA, this unit is capable of swiftly interrupting significant fault currents. The device is equipped with a breaking capacity code of D, indicating its suitability for various applications. It can withstand impulse voltages up to 8 kV. The operational frequencies range from a minimum of 50 Hz to a maximum of 60 Hz.
When under non-fault conditions, the circuit breaker maintains a continuous current rating of 80%, allowing for efficient power distribution. The magnetic tripping current of 2400 A provides added protection, while the magnetic hold current is set at 1200 A to prevent nuisance tripping. For convenience in installation, this breaker mounts using an I-Line bracket.
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