{"product_id":"ladt4-schneider-electric-time-delay-auxiliary-contact-block-tesys-deca-1no-1nc-on-delay-10-180s-front","title":"Schneider LADT4 Time Delay Auxiliary Contact Block, TeSys Deca, 1NO+1NC, On-Dela","description":"\u003cp\u003eThe Schneider Electric LADT4 is a time delay auxiliary contact block from the TeSys Deca range, designed to mount on the front of TeSys D contactors and TeSys F contactors. It provides 1 NO + 1 NC contact configuration with on-delay (delay-on-energise) timer function, offering an adjustable time delay range of 10 to 180 seconds.\u003c\/p\u003e\n\u003cp\u003eTechnical specifications:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommercial reference: LADT4\u003c\/li\u003e\n  \u003cli\u003eManufacturer: Schneider Electric\u003c\/li\u003e\n  \u003cli\u003eEAN: \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: On-delay (delay-on-energise)\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 (IEC 60947-5-1) \/ 600 V (UL, CSA)\u003c\/li\u003e\n  \u003cli\u003eConventional thermal current [Ith]: 10 A at 60 °C\u003c\/li\u003e\n  \u003cli\u003eMaking capacity (Irms): 140 A at 690 V AC \/ 250 A at 690 V DC\u003c\/li\u003e\n  \u003cli\u003eShort-time withstand current: 100 A \/ 1 s, 120 A \/ 500 ms, 140 A \/ 100 ms at 60 °C\u003c\/li\u003e\n  \u003cli\u003eFuse protection type: gG 10 A\u003c\/li\u003e\n  \u003cli\u003eMechanical durability: 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 (opening and closing)\u003c\/li\u003e\n  \u003cli\u003eInsulation resistance: over 10 MOhm\u003c\/li\u003e\n  \u003cli\u003eConnection type: Screw terminals, 1...2.5 mm² flexible or rigid conductors, 1 or 2 cables\u003c\/li\u003e\n  \u003cli\u003eTightening torque: 1.7 N.m\u003c\/li\u003e\n  \u003cli\u003eMounting location: Front face\u003c\/li\u003e\n  \u003cli\u003eDimensions (WxHxD): 44 x 48 x 61 mm\u003c\/li\u003e\n  \u003cli\u003eColour: Dark grey\u003c\/li\u003e\n  \u003cli\u003eIP protection: IP20 (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\u003eWeight: 74 g\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 on-delay timer (10 to 180 s) adds timing control directly to TeSys D and TeSys F contactors without external timer modules\u003c\/li\u003e\n  \u003cli\u003eFront-mounted design fits directly onto compatible TeSys Deca CAD, LC1D, LC1F, and CR1F devices\u003c\/li\u003e\n  \u003cli\u003e1 NO + 1 NC contact arrangement provides flexible switching logic in control circuits\u003c\/li\u003e\n  \u003cli\u003eWide operating temperature range of -40 to 70 °C suits demanding industrial environments\u003c\/li\u003e\n  \u003cli\u003e1.5 ms non-overlap time between NC and NO contacts prevents momentary cross-connection during switching\u003c\/li\u003e\n  \u003cli\u003eScrew terminal connection accepts 1...2.5 mm² flexible and rigid cables for straightforward panel wiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eApplications:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMotor star-delta starting sequences requiring timed transition between contactor stages\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation panels where contactor switching must be delayed after control signal energisation\u003c\/li\u003e\n  \u003cli\u003eHVAC and refrigeration control systems requiring time-delayed compressor or fan motor starts\u003c\/li\u003e\n  \u003cli\u003eProcess control and conveyor systems needing sequenced start timing between drives\u003c\/li\u003e\n  \u003cli\u003eMachine control panels built around TeSys D or TeSys F contactor assemblies\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 LADT4, Schneider Electric LADT4, TeSys D time delay auxiliary contact block, on-delay timer contact block.\u003c\/p\u003e","brand":"SCHNEIDER ELECTRIC","offers":[{"title":"Default Title","offer_id":53107736051976,"sku":"SCHLADT4","price":38.38,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/4351\/3096\/files\/ladt4-schneider-electric-time-delay-auxiliary-contact-block-tesys-deca-1no1nc-on-delay-10-180s-front-4171572.jpg?v=1768249933","url":"https:\/\/gabbyelectric.com\/en-us\/products\/ladt4-schneider-electric-time-delay-auxiliary-contact-block-tesys-deca-1no-1nc-on-delay-10-180s-front","provider":"Gabby Electric","version":"1.0","type":"link"}