SIRIUS 3RA24 contactor assemblies for star-delta (wye-delta) starting, up to 90 kW Product function control circuit interface with IO linkĬontactor assembly for star-delta (wye-delta) start AC-3, 37 kW/400 V,24-33 V AC/DC 3-pole, size S2 screw terminals electrical and mechanical interlock 3 NO + 3 NC integrated Protocol is supported AS-Interface protocol Touch protection on the front according to IEC 60529įinger-safe, for vertical contact from the front Protection class IP on the front according to IEC 60529 with high demand rate according to SN 31920įailure rate with low demand rate according to SN 31920.with low demand rate according to SN 31920.2.5 mm²)ī10 value with high demand rate according to SN 31920 finely stranded with core end processingĢx (0.5. Type of connectable conductor cross-sections +/-180° rotation possible on vertical mounting surface can be tilted forward and backward by +/- 22.5° on vertical mounting surface for short-circuit protection of the auxiliary switch required.for short-circuit protection of the main circuit.< 1 error per 100 million operating cyclesĬontact rating of auxiliary contacts according to UL Number of NO contacts for auxiliary contactsĬontact reliability of auxiliary contacts
Number of NC contacts for auxiliary contacts Inductive power factor with the holding power of the coil Inductive power factor with closing power of the coilĪpparent holding power of magnet coil at AC Operating range factor control supply voltage rated value of magnet coil at ACĪpparent pick-up power of magnet coil at AC Type of voltage of the control supply voltage Operating voltage at AC-3 rated value maximum Installation altitude at height above sea level maximum of the contactor with added auxiliary switch block typical.Mechanical service life (switching cycles) of the supplied function module for wye-delta circuits.Technical data Contactor assembly for star-delta (wye-delta) start AC-3, 37 kW/400 V,24-33 V AC/DC 3-pole, size S2 screw terminals electrical and mechanical interlock 3 NO + 3 NC integratedĬontactor assembly for star-delta (wye-delta) start
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