{"product_id":"ladr4-schneider-electric-time-delay-auxiliary-contact-block-tesys-deca-1no-1nc-off-delay-10-180s-front","title":"Schneider LADR4 Time Delay Auxiliary Contact Block, TeSys Deca, 1NO + 1NC, Off D","description":"\u003cp\u003eThe Schneider Electric LADR4 is a TeSys Deca time delay auxiliary contact block, providing off-delay timer functionality with 1 NO + 1 NC contact configuration. It mounts to the front of TeSys Deca contactors and offers an adjustable off-delay range of 10 to 180 seconds for flexible timing control in motor and switching applications.\u003c\/p\u003e\n\u003cp\u003eTechnical specifications:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommercial reference: LADR4\u003c\/li\u003e\n  \u003cli\u003eManufacturer: Schneider Electric\u003c\/li\u003e\n  \u003cli\u003eSeries \/ range: TeSys Deca\u003c\/li\u003e\n  \u003cli\u003eProduct type: Time delay auxiliary contact block\u003c\/li\u003e\n  \u003cli\u003eContact configuration: 1 NO + 1 NC\u003c\/li\u003e\n  \u003cli\u003eTimer type: Off-delay\u003c\/li\u003e\n  \u003cli\u003eTime delay range: 10...180 s\u003c\/li\u003e\n  \u003cli\u003eRated operational voltage [Ue]: 690 V AC, 25...400 Hz\u003c\/li\u003e\n  \u003cli\u003eRated operational current [Ie]: 6 A at 120 V AC-15; 1.04 A at 690 V AC-15; 0.55 A at 125 V DC-13; 0.1 A at 600 V DC-13\u003c\/li\u003e\n  \u003cli\u003eRated insulation voltage [Ui]: 690 V per IEC 60947-5-1; 600 V per UL and CSA\u003c\/li\u003e\n  \u003cli\u003eConventional thermal current [Ith]: 10 A at 60 °C\u003c\/li\u003e\n  \u003cli\u003eRated making capacity [Irms]: 140 A at 690 V AC; 250 A at 690 V DC\u003c\/li\u003e\n  \u003cli\u003eShort-time withstand: 100 A \/ 1 s; 120 A \/ 500 ms; 140 A \/ 100 ms (all at 60 °C)\u003c\/li\u003e\n  \u003cli\u003eFuse protection: GG 10 A\u003c\/li\u003e\n  \u003cli\u003eMechanical endurance: 5 million operating cycles\u003c\/li\u003e\n  \u003cli\u003eMinimum switching current: 5 mA\u003c\/li\u003e\n  \u003cli\u003eMinimum switching voltage: 17 V\u003c\/li\u003e\n  \u003cli\u003eNon-overlap time: 1.5 ms (both opening and closing)\u003c\/li\u003e\n  \u003cli\u003eInsulation resistance: greater than 10 MOhm\u003c\/li\u003e\n  \u003cli\u003eConnection type: Screw terminals, 1 or 2 cables, 1...2.5 mm² flexible or rigid\u003c\/li\u003e\n  \u003cli\u003eTightening torque: 1.7 N.m\u003c\/li\u003e\n  \u003cli\u003eMounting location: Front\u003c\/li\u003e\n  \u003cli\u003eDimensions (HxWxD): 48 x 44 x 61 mm\u003c\/li\u003e\n  \u003cli\u003eColour: Dark grey\u003c\/li\u003e\n  \u003cli\u003eIP rating: IP20 per IEC 60529\u003c\/li\u003e\n  \u003cli\u003eOperating temperature: -40...70 °C\u003c\/li\u003e\n  \u003cli\u003eStorage temperature: -60...80 °C\u003c\/li\u003e\n  \u003cli\u003eOperating altitude: up to 3000 m\u003c\/li\u003e\n  \u003cli\u003eStandards: EN\/IEC 60947-5-1, UL 60947-5-1, CSA C22.2 No 60947-5-1, GB\/T 14048.5, EN 50012\u003c\/li\u003e\n  \u003cli\u003eCertifications: IECEE CB Scheme, UL, CSA, CCC, EAC, UKCA\u003c\/li\u003e\n  \u003cli\u003eWarranty: 18 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFeatures and benefits:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable off-delay timing from 10 to 180 seconds enables flexible sequencing of motor stops and control circuits\u003c\/li\u003e\n  \u003cli\u003eFront-mounting design allows direct attachment to compatible TeSys Deca CAD and LC1D contactors without additional wiring\u003c\/li\u003e\n  \u003cli\u003eWide voltage range up to 690 V AC covers industrial three-phase applications across international markets\u003c\/li\u003e\n  \u003cli\u003e1.5 ms non-overlap time between NC and NO contacts prevents simultaneous contact closure during transition\u003c\/li\u003e\n  \u003cli\u003eScrew terminal connections accept 1...2.5 mm² flexible and rigid cables for straightforward panel wiring\u003c\/li\u003e\n  \u003cli\u003eCompliant with multiple international standards including IEC, UL, CSA, and CCC for global deployment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eApplications:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMotor control panels requiring timed off-delay sequences to allow controlled deceleration before circuit opens\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation systems using TeSys Deca contactors where auxiliary timing functions are needed\u003c\/li\u003e\n  \u003cli\u003eHVAC and refrigeration control circuits requiring delayed shutdown sequencing per IEC 60335-2-40 Annex JJ\u003c\/li\u003e\n  \u003cli\u003eMachine control panels in manufacturing environments where off-delay logic prevents abrupt load disconnection\u003c\/li\u003e\n  \u003cli\u003eProcess automation switchgear assemblies in industrial facilities requiring certified auxiliary timing blocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompliant with EN\/IEC 60947-5-1, UL 60947-5-1, CSA C22.2 No 60947-5-1, and GB\/T 14048.5. Part of the Schneider Electric TeSys Deca range.\u003c\/p\u003e\n\u003cp\u003eAlso known as: Schneider LADR4, Schneider Electric LADR4, TeSys D off-delay auxiliary contact block, time delay contactor auxiliary block.\u003c\/p\u003e","brand":"SCHNEIDER ELECTRIC","offers":[{"title":"Default Title","offer_id":53107735920904,"sku":"SCHLADR4","price":47.8,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/4351\/3096\/files\/ladr4-schneider-electric-time-delay-auxiliary-contact-block-tesys-deca-1no-1nc-off-delay-10-180s-front-9039825.jpg?v=1768249931","url":"https:\/\/gabbyelectric.com\/en-ca\/products\/ladr4-schneider-electric-time-delay-auxiliary-contact-block-tesys-deca-1no-1nc-off-delay-10-180s-front","provider":"Gabby Electric","version":"1.0","type":"link"}