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Product Details
Conventional thermal current Ith (A) 630
Rated current Ie (A) 500 630
Rated insulation voltage Ui (V) 750 750
Dielectric strength (V)
Rated impulse withstand voltage Uimp kV 6 6
Rated operational current Ie (A)
380V AC22B
AC23B 500 630
690V AC20A 500 630
Overload capacity
Rated short-time withstand current Icw (kA)0.1s/1.0s 50/25
Making and breaking capacity (A Rms)
Rated breaking capacity 380V 4000 5040
Rated making capacity 380V 5000 6300
Rated short-circuit making capacity Icm (KA peak value) 52.5 52.5
Operation properties
Mechanical durability 380V 800 800
Electrical durability 380V 200 200
Mechanical durability 390V 5000 5000

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