View all Compact NS < 630A
Main range of productNS400...630 product or component typeTrip unit range compatibilityCompact NS400Compact NS630 device applicationMotor poles description3P protected poles description3t network typeAC network frequency50/60 Hz trip unit nameSTR43ME FI trip unit technologyElectronic protection typefor instantaneous short-circuit protection for overload protection (long time) for short time short-circuit protection trip unit rating250 A at 40 °C400 A at 40 °C630 A at 40 °C150 A at 40 °C Complementary long time pick-up adjustment type IrAdjustable 40 settings [Ir] long time pick-up adjustment range0.4...0.8 x In long time delay adjustment typeAdjustable [tr] long-time delay adjustment range12…15 s at 7.2 x Ir144…198 s at 1.5 x Ir270…357 s at 1.5 x Ir4…5 s at 7.2 x Ir433…595 s at 1.5 x Ir10.9…13.1 s at 6 x Ir17.4…21.8 s at 6 x Ir5.8…7.3 s at 6 x Ir7.3…9.1 s at 7.2 x Ir short-time pick-up adjustment type IsdAdjustable 8 settings [Isd] short-time pick-up adjustment range6...13 x Ir short-time delay adjustment typeFixed [tsd] short-time delay adjustment range0.01…0.06 s instantaneous pick-up adjustment type IiFixed display typeDisplay Environment standardsIEC 60947-2 product certificationsLCIEASTAKEMAASEFA IP degree of protectionIP40 conforming to IEC 60529 pollution degree3 conforming to IEC 60947 ambient air temperature for operation-25…70 °C ambient air temperature for storage-50…85 °C Contractual warranty Warranty18 months
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