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QF230A
The Siemens QF230A is a miniature circuit breaker, specifically designed for ground-fault circuit interruption. This model features two poles and has a 30-amp current rating, making it suitable for both 120V and 240V applications.
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Technical specifications for QF230A
| Manufacturer | Siemens |
|---|---|
| Product Type | Miniature Circuit Breakers (GFCI) |
| Product Line | Q Series |
| Part Number | QF230A |
| UPC | 887621216696 |
| Current Rating | 30A |
| Number of Poles | 2 Poles |
| Voltage Rating | 120/240V |
| Trip Unit Type | Thermal-Magnetic Trip |
| Ground-Fault Trip Sensitivity | 5 mA |
| Interrupting Rating | 10 kA |
| Phase | Single-phase |
| Mounting Type | Plug-In |
| Connection Type | Integrated Bus Stab Interface |
| Terminal Type | Lug Terminals |
| Wire Size — Copper (CU) | 14 - 10 AWG |
| Wire Size — Aluminum (AL) | 12–8 AWG |
| Mounting Orientation | Vertical Plug-In Orientation |
Siemens offers the QF230A model as part of its Q Series, encompassing miniature circuit breakers focused on safety through ground-fault interruption. With a current rating of 30 Amps, this circuit breaker operates effectively at voltages of 120/240V. It consists of two poles, suitable for various electrical circuits.
The QF230A is equipped with a thermal-magnetic trip unit, providing dependable protection against overloads and short circuits. Ground-fault sensitivity is set at 5 mA, ensuring prompt disconnection in the event of a fault, which helps protect people and equipment from electric shocks.
This unit offers a robust interrupting capacity rated at 10 kA, making it effective in handling surge events. Designed as a single-phase breaker, the QF230A features a plug-in mount type, allowing for straightforward installation. The integrated bus stab interface simplifies connections, while lug terminals accommodate wire sizes ranging from 14 to 10 AWG for copper wires and 12 to 8 AWG for aluminum wires. The vertical plug-in orientation aids in improving space utilization in electrical panels.
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