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QF220A
The Siemens QF220A is a reliable ground-fault circuit interrupter (GFCI) circuit breaker, designed for use in residential and commercial applications. This 2-pole device is rated for 20 A and operates at voltages of 120/240 VAC.
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Technical specifications for QF220A
| Manufacturer | Siemens |
|---|---|
| Product Type | Ground-Fault Circuit Interrupter (GFCI) Circuit Breaker |
| Product Line | Q Series |
| Part Number | QF220A |
| UPC | 887621216665 |
| Weight | 1.00 lbs (0.45 kg) |
| Rated Current | 20 A |
| Voltage Rating | 120/240 VAC |
| Number of Poles | 2 Poles |
| Interrupt Rating | 10 kAIC |
| Trip Type | Thermal-Magnetic |
| Frequency Rating | 50/60 Hz |
| Ground Fault Sensitivity | 5 mA |
| Frame Type | SND6 |
| Connection Type | Plug-In |
| Phase | Single Phase |
| Conductor Size (Copper) | 14–10 AWG |
| Conductor Size (Aluminum) | 12–8 AWG |
| Enclosure Type | NEMA 1S |
The QF220A circuit breaker from Siemens's Q Series serves as a dependable ground-fault circuit interrupter (GFCI). Specifically designed for single-phase systems, this unit is operational for 20 A currents across voltage ratings of 120/240 VAC. With two poles, it effectively provides protection from electrical faults and improves safety within installations.
The GFCI circuit breaker incorporates a thermal-magnetic trip mechanism, ensuring it reacts promptly to potential ground faults. It achieves a ground fault sensitivity of 5 mA, making it suitable for applications that require precise monitoring of electrical current leakage. Additionally, the QF220A supports a frequency range of 50 to 60 Hz, ensuring compatibility with various electrical systems.
The breaker's interrupt rating is noted at 10 kAIC, which indicates its capability to handle short-circuit conditions without failing. The frame type is classified as SND6, suitable for plug-in connections. Users can connect conductors ranging from 14 to 10 AWG for copper wiring and 12 to 8 AWG for aluminum wiring, providing versatility in installation options.
This unit comes in an NEMA 1S enclosure, making it suitable for indoor environments where protection from dirt and dust is required. The UPC for the QF220A is 887621216696, allowing for easy identification during order and inventory processes.
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