Schneider LADR0 Time delay auxiliary contact block

The Schneider Electric LADR0 is an off-delay time delay auxiliary contact block from the TeSys Deca range. It provides a 1 NO + 1 NC contact arrangement with an adjustable delay of 0.3 to 3 seconds at up to 690 V AC, and mounts on the front of TeSys Deca CAD, LC1D, and TeSys F LC1F and CR1F contactors.

Technical specifications:

• Commercial reference: LADR0
• Manufacturer: Schneider Electric
• EAN:
• Series / range: TeSys Deca
• Product type: Time delay auxiliary contact block
• Contact arrangement: 1 NO + 1 NC
• Timer type: Off-delay
• Time delay range: 0.3...3 s
• Rated operational 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
• Rated insulation voltage [Ui]: 690 V per IEC 60947-5-1
• Permissible thermal current [Ith]: 10 A at 60°C
• Mechanical endurance: 5 million cycles
• Connection type: Screw terminals, 1...2.5 mm²
• Mounting location: Front
• Dimensions (WxHxD): 44 x 48 x 61 mm
• IP protection rating: IP20 per IEC 60529
• Operating temperature: -40...70°C
• Certifications: IECEE CB, UL, CSA, CCC, EAC, UKCA

Features and benefits:

• Adjustable off-delay of 0.3 to 3 s for precise timing in motor and load control circuits
• Wide operating range of -40 to 70°C suited to demanding industrial environments
• 1.5 ms non-overlap time between NC and NO contacts ensures clean, fault-free switching transitions
• 5 million mechanical cycles for long service life in high-frequency switching applications
• Screw terminals accept 1...2.5 mm² flexible and rigid cables for flexible panel wiring

Applications:

• Motor control panels requiring off-delay timing for controlled stop or sequenced switching
• Industrial automation systems using TeSys LC1D or TeSys F LC1F contactors with timed auxiliary logic
• Machine control circuits needing time-delayed interlocking between NC and NO outputs
• HVAC and air conditioning control panels conforming to IEC 60335-2-40

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

Also known as: Schneider LADR0, Schneider Electric LADR0, TeSys D off-delay auxiliary block.