HKKQ1-63 intelligent automatic transfer switch series
It is suitable for emergency power supply systems of 50/60Hz and rated operating voltage AC 400V. It can transfer between the normal and the reserve power supplies automatically without manual operation when one circuit of power supply breaks down, guarantee reliable power supply for important users

Technical parameters
Frame size rated current Inm(A): 63
Rated current In(A): 6, 10, 16, 20, 25, 32, 40, 50, 63
Pole number (P): 3P/4P
Rated short-circuit making capacity Icm (KA): 7.56
Rated short-circuit breaking capacity Icn(KA): 5
Rated operating voltage Ue: AC 400V
Rated insulation voltage Ui: 400V
Rated impulse withstand voltage Uimp: 4000V
Flash over distance: 0mm
Use category: AC-33IB
Electrical class: CB
Applicability: isolation

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