QA SERIES

Features


• AC Circuit Breaker
• Hydraulic-Magnetic technology
• One, two, three, four pole, 1+N and 3+N
• 100% rating capability, independent of ambient temperature
• Ratings 0.5 to 63 A
• Precision tripping characteristics
• Ultra compact – 13 mm wide module
• Trip indication with mid-trip position
• Reset immediately after overload
• Mini Rail Mount product in black shells
• Suitable to use for electrical isolation
• Shell designed for easier installation onto busbar

Application

• AC branch circuit protection (IEC / EN 60947-2)
• Switch Disconnector (SANS 60947-3)
• Telecom / datacom equipment
• Lighting control
• UPS equipment
• Alternative energy equipment
• Mobile power generation equipment
• Railway signalling equipment
• Residential equipment
• Industrial equipment

Technical data


NameQA Series Hydraulic Magnetic Circuit breaker
Number of poles1P,2P,1P+N,3P,3P+N
Operating Voltages1P,2P,1P+N
240VAC
3P,3P+N
415VAC
Minimum Current Rating 0.5A
Maximum Current Rating 63A
Interrupting Capacity 2.5KA
Operating Temperature Range -40 ℃ to +85 ℃
Time Delay Curves 3
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
1 Pole to 4 Pole 0.75 - 35 mm² 2.5 NmPozidriv #2 Combi head

Dimension