Earth Leakage Circuit Breaker-QA-17 Series

Brand: FR-CBI / FR-MAG

Name: QA Earth Leakage Circuit breaker

Model: QA-17A / C

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• Residential and commercial applications requiring high sensitivity earth leakage protection from electrical shock and fire hazards• Earth leakage protection (IEC / EN 60947-2)• Telecom / datacom equipment• Lighting control• UPS equipment• Alternative energy equipment• Mobile power generation equipment• Railway signalling equipment• Industrial equipment


• Hydraulic-magnetic technology(QA-17A)•Electric-Magnetic(QA-17C) •100% rating capability, independent of ambient temperature• Ratings 5 to 63 A• Earth leakage sensitivity 30 mA• Single pole plus switched neutral earth leakage protection• Switch versions fitted with short circuit protection• Available in various currents and time delays• Precision tripping characteristics• Compact 26 mm wide module• Trip indication with mid-trip position• Reset immediately after overload• Suitable to use for electrical isolation• Shell designed for easier installation onto busbar

Technical Data

Name QA-17A QA-17C
Number of poles 2P (1P+N)
Operating Voltages240VAC
Standard Ampere Ratings5 to 63 A40 and 63 A
Sensitivity 30 mA
Rated Interrupting 3KA -
Withstand Capacity - 3KA
Time Delay Curves 2 -
Handle colourWhite+GreenGreen
Operating Temperature Range -40 ℃ to +85 ℃
Endurance10000 operations - 1500 electrical at rated current and voltage (IEC 60947-2)
Dielectric Strength1480 V (single pole) / 1830 V (multi pole), 50 Hz for one minute after testing
Humidity35 to 85% relative
Pollution DegreePD2 - Normally only non-conductive pollution occurs.
Temporary conductivity caused by condensation is to be expected.
Breaker QA Wire Size mm² (IEC) Torque (IEC) Comments
1P+N 0.75 - 35 mm² 2.5 NmPozidriv #2 Combi head

Overall Dimensions

Time Delay Curves