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Siemens Q Series QF240AH

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QF240AH

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The QF240AH is a ground-fault circuit interrupter from Siemens Q Series, providing essential protection for electrical systems. Rated for both 120/240 VAC, this device operates at a current capacity of 40 A.

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Technical specifications for QF240AH

ManufacturerSiemens
Product TypeGround-Fault Circuit Interrupter
Product LineQ Series
Part NumberQF240AH
UPC887621216733
Rated Current40 A
Rated Voltage120/240 VAC
Number of Poles2 Poles
Connection TypePlug In Connection
Phase Type1 Phase
Protection TypeThermal Magnetic
Operating Humidity80% (non-Condensing)
Installation Altitude1000 MSL
FunctionsLI - Long-Time and Instantaneous
AIC Rating22 kA at 240 V

The Siemens QF240AH circuit interrupter is a reliable solution for ground fault protection in various electrical setups. Operated at a current rating of 40 Amps, it functions effectively within a voltage range of 120 to 240 VAC. Specifically designed with two poles, this unit is ideal for single-phase applications. It uses a plug-in connection type, which aids in straightforward installation and maintenance.

The unit incorporates thermal magnetic protection, allowing for long-time and instantaneous trip functions. This feature ensures quick response to overcurrent situations, ultimately protecting both equipment and personnel. Additionally, it has an AIC rating of 22 kA at 240 V, indicating the device's ability to interrupt high fault currents safely.

Designed for operational reliability, the QF240AH can endure environmental conditions with up to 80% humidity (non-condensing). It is appropriate for installation at an altitude of 1000 meters above sea level, making it suitable for various locations. Its crucial role in grounding and safeguarding electrical systems underscores the importance of using the Siemens QF240AH in suitable applications.