Industrial relays

Industrial relaysTimeWDDEPulse relay, one shot, on8A 2CO + 2NCOne shot pulse functions in demanding applications,switching of AC & DC voltages, resistive and/or inductive loads.• Plug in• 2CO instant + 2CO time• DC and AC coil• Flash barriers• LED indicator• Cadmium free contacts• ‘Smitt-style’ pinning with integrated retaining clip silver plated• Generates a 0,5 s. pulse on energization• Fixed timeStandardsEN 60255EN 60947EN 60947-5-1IEC 61810Pin arrangementSmitt-styleConnection diagram13 54 6Available time rangesFixed 0,5 s.Contact specifications2 11 13 7 912Time diagramSupplyInstantaneous contactsOne shot contactst pulse14810Contact materialAg + 0,15 μm AuNumber & configuration2CO + 2NCRated continuous current (AC1, IEC 60947)8AMax. make current14AMax. switching voltage AC / DC300 VDC / 250 VACMin. switched current/voltage mA / V 10 / 12Insulation between contacts1kV, 50Hz, 1 minCoil specificationsNominal voltage (Un DC)Nominal voltage (Un AC)Power consumptionOperating range24 ... 220 VDC24 ... 220 VAC1,3W / VA0,8 ... 1,1 UnTechnical dataMechanical life cycles20x106Dielectric strength, coil-contact2000 VACIsolation class C 250Pulse time DC / AC0,5 sAmbient temperature-10 ... +55 o CHumidity93%rh / 40 o CSalt mist5% NaCl, 35 o C for 4 daysWeight125 gramDimensions40 x 40 x 76 mm.Protection category IP 40OptionsRemarksSocket examplesLonger pulsesStandard coil is 50Hz, 60Hz coil on request.Standard typesWDDE-11 24 VAC/DC 332 012 102WDDE-21 48 VAC/DC 332 012 103WDDE-71 60 VAC/DC 332 012 104WDDE-81 110 VAC/DC 332 012 106WDDE-1 220 VAC/DC 332 012 107V29 Rail mounting socketart.no. 338 000 550V31 Flush mounting socketart.no. 338 000 560V33 Flush mounting socketart.no. 338 000 570See ordering scheme page 50For more types check your local sales officeSee page 48 for more sockets & accessories45www.nieaf-smitt.nl