Schneider LADN01 TeSys D Auxiliary Contact Block 1NC

The Schneider Electric LADN01 is a TeSys D auxiliary contact block with a single normally closed (NC) contact and instantaneous operation. It mounts on the front face of TeSys Deca and TeSys F contactors and is rated at 690 V AC operating voltage with a 10 A conventional thermal current at 60°C.

Technical specifications:

• Commercial reference: LADN01
• Manufacturer: Schneider Electric
• EAN:
• Series / range: TeSys D (TeSys Deca)
• Contact arrangement: 1 NC (normally closed)
• Contact operation: Instantaneous
• Mounting location: Front face
• Compatible contactors: TeSys Deca LC1D80/95 3P, LC1D80 4P, LC1D40008, LC1D65008, LC1D115; TeSys F LC1F
• Rated operating voltage [Ue]: 690 V AC, 25...400 Hz
• Rated 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, CSA)
• Conventional free air thermal current [Ith]: 10 A at 60°C
• Rated making capacity [Irms]: 140 A AC / 250 A DC (IEC 60947-5-1)
• Mechanical durability: 30 million operations
• Minimum switching current / voltage: 5 mA / 17 V
• Non-overlap time: 1.5 ms
• Connection type: Screw terminals, 1...4 mm² (single cable) / 1...2.5 mm² (two cables)
• Tightening torque: 1.7 N.m
• Dimensions (WxHxD): 13 x 48 x 35 mm
• Weight: 0.02 kg
• IP rating: IP20 (IEC 60529)
• Operating temperature: -5...60°C
• Storage temperature: -60...80°C
• Operating altitude: up to 3000 m
• Certifications: CB Scheme, UL, CSA, CCC, EAC, UKCA

Features and benefits:

• Instantaneous NC contact provides immediate control circuit feedback for contactor status monitoring
• Wide voltage range up to 690 V AC and 600 V DC enables flexible integration across AC and DC control circuits
• 30 million mechanical operations rated for long service life in high-cycle applications
• Compact 13 mm width minimises DIN rail panel space consumption
• Globally certified (UL, CSA, CCC, EAC, UKCA) for use in international projects and export markets

Applications:

• Motor starter control circuits requiring contactor status feedback or interlock signalling
• Industrial automation panels using TeSys Deca contactors (LC1D or LC1F series)
• HVAC and building installation systems compliant with IEC 60335-2-40
• Safety interlock and monitoring circuits in machinery and process control applications

Compliant with EN/IEC 60947-5-1, GB/T 14048.5, EN 50012, UL 60947-5-1, and CSA C22.2 No 60947-5-1. Part of the Schneider Electric TeSys D range.

Also known as: Schneider LADN01, Schneider Electric LADN01, TeSys auxiliary contact block 1NC, contactor auxiliary contact block.