Schneider LAD8N11 Electric LAD8N11 TeSys Auxiliary Contact Block 1NO+1NC

The Schneider Electric LAD8N11 is a TeSys D auxiliary contact block featuring a 1NO+1NC contact arrangement with screw terminal connection. Designed for side mounting on TeSys D and TeSys F contactors, it provides instantaneous operation with a rated operational voltage of 690 V AC and rated current of 6 A at 120 V AC-15.

Technical specifications:

• Commercial reference: LAD8N11
• Manufacturer: Schneider Electric
• EAN:
• Series / range: TeSys D (TeSys Deca)
• Product type: Auxiliary contact block
• Contact configuration: 1 NO + 1 NC
• Contacts operation: Instantaneous
• Mounting location: Side
• Rated operational voltage [Ue]: 690 V AC 25-400 Hz
• Rated 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
• Rated insulation voltage [Ui]: 690 V (IEC 60947-5-1) / 600 V (UL) / 600 V (CSA)
• Conventional thermal current [Ith]: 10 A at 60 °C
• Rated making capacity (Irms): 140 A AC / 250 A DC (IEC 60947-5-1)
• Short-time withstand: 100 A 1 s / 120 A 500 ms / 140 A 100 ms
• Mechanical durability: 30 million operating cycles
• Minimum switching current: 5 mA
• Minimum switching voltage: 17 V
• Non-overlap time: 1.5 ms at opening and closing between NC and NO contacts
• Insulation resistance: greater than 10 MOhm
• Connection type: Screw terminals, 1 or 2 cables, 1-4 mm² flexible/rigid
• Tightening torque: 1.7 N.m
• Dimensions (HxWxD): 76 x 12.5 x 76 mm
• IP protection rating: IP20 (IEC 60529)
• Operating temperature: -5 to 60 °C
• Storage temperature: -60 to 80 °C
• Operating altitude: up to 3000 m
• Standards: EN/IEC 60947-5-1, UL 60947-5-1, CSA C22.2 No 60947-5-1
• Certifications: CB Scheme, UL, CSA, CCC, EAC, UKCA

Features and benefits:

• Side-mounting design compatible with TeSys Deca LC1D09-95, LC1D115/150, LC1D40A-80A, CAD AC coil, and TeSys F LC1F contactors
• Instantaneous 1NO+1NC contact operation for reliable auxiliary switching signals
• 1.5 ms non-overlap time between NC and NO contacts prevents simultaneous contact closure
• Rated for 30 million mechanical operating cycles for long service life in demanding applications
• Wide temperature range from -5 to 60 °C and altitude rating up to 3000 m for challenging environments

Applications:

• Auxiliary signaling and interlocking in motor control centers and industrial automation panels
• Status feedback and control circuits in machine building and process automation
• Pilot duty control wiring in HVAC and pump control applications
• Expanding switching capacity of TeSys D contactors in distribution and control panel assemblies

Compliant with EN/IEC 60947-5-1, UL 60947-5-1, and CSA C22.2 No 60947-5-1. Part of the Schneider Electric TeSys D range.

Also known as: Schneider LAD8N11, Schneider Electric LAD8N11, TeSys auxiliary contact block, contactor auxiliary contact 1NO 1NC.