HH15(QSA),HH15A(QA),HH15P(QP),HH15S(QSS),HH15AS(QPS) series fuse-switch disconnector,is double throw transfer type,is applied to distribution circuit and motor circuit that has high short-circuit current,as unfrequently manual operate main switch or total switch. And the QSA series switch can be used to protect circuit against short-circuit.
This product conforms to standard of IEC60947-3 and GB14048.3.
Normal operational conditions and installation conditions
3.1 Temperater: no higher than +40ºC,and no lower than -5ºC,and the day average temperature no higher than +35ºC.
3.2 Altitude: no higher than 2000m
3.3 The relative humidity: no more than 50%,when temperature is +40ºC.The product can withstand higher humidity under lower temperature,max is 90%.
The condensation that happened because of temperature changes should be taken care.
And Installation location should have no exploresion danger, and no gas and conductive dust which can cause corrosion and insulation damage.
3.4 Class of pollution: 3 level
3.6 Installation type: IV.
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Main technical parameter
|conventional heating current Ith(A)||63||125||160||250||400||630||800|
|rated operate current Ie(A)||380V/AC-23B||63||125||160||250||400||630||800|
|rated ultimate short-circuit current(kA r.m.s)||50||50||50||50||50||50||50|
|weight(kg,not including handle)||1.6||1.7||4.1||4.5||4.7||14.0||14.5|