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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LAD8N20 |
| Alternative Part Number | LAD8N20 |
| Manufacturer | Schneider |
| Category | Safety Automation |
| Product Type | Auxiliary Contact Block |
| Mounting Location | Side |
| Pole Contact Composition | 2 Normally Open (NO) |
| Rated Operational Voltage (Ue) | 690 V AC 25...400 Hz |
| Rated Insulation Voltage (Ui) | 690 V IEC 60947-5-1, 600 V UL, 600 V CSA |
| Conventional Free Air Thermal Current (Ith) | 10 A at 60 °C (140 °F) |
| 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 |
| Irms Rated Making Capacity | 140 A AC IEC 60947-5-1, 250 A DC IEC 60947-5-1 |
| Permissible Short-Time Rating | 100 A for 1 s, 120 A for 500 ms, 140 A for 100 ms |
| Protection Type | GG fuse 10 A |
| Mechanical Durability | 30 Million cycles |
| Minimum Switching Current | 5 mA |
| Minimum Switching Voltage | 17 V |
| Non-Overlap Time | 1.5 ms on de-energisation and energisation, no overlap between NC and NO contact |
| Insulation Resistance | > 10 MOhm |
| Connections - Terminals | Screw clamp terminals for cables 1…4 mm², flexible with or without cable end, and solid |
| Tightening Torque | 1.7 N.m with screwdriver flat Ø 6 mm or Philips No 2 |
| Height | 76 mm |
| Width | 12.5 mm |
| Depth | 76 mm |
| IP Degree of Protection | IP20 conforming to IEC 60529 |
| Protective Treatment | TH conforming to IEC 60068 |
| Ambient Air Temperature for Operation | -5…60 °C (23…140 °F) |
| Ambient Air Temperature for Storage | -60…80 °C (-76…176 °F) |
| Operating Altitude | Up to 3000 m without derating in temperature |
| Product Certifications | IECEE CB Scheme, UL, CSA, CCC, EAC |
| Standards | EN/IEC 60947-5-1, UL 60947-5-1, CSA C22.2 No 60947-5-1, GB/T 14048.5 |
| Sustainable Offer Status | Green Premium product |
| REACh Regulation | REACh free of SVHC |
| EU RoHS Directive | Compliant |
| Toxic Heavy Metal Free | Yes |
| Mercury Free | Yes |
| China RoHS Regulation | China RoHS Declaration |
| Environmental Disclosure | Product Environmental Profile |
| WEEE | Must be disposed of following specific waste collection in the European Union |
The Schneider LAD8N20 is a high-quality auxiliary contact block designed to complement a range of TeSys contactors, from the LC1D09 to LC1D150 models. This component is essential for users who require reliable side-mounting auxiliary contacts to enhance the functionality of their contactor setups. With a 2NO (normally open) pole contact composition, the LAD8N20 ensures instantaneous contacts operation, making it suitable for various industrial applications.
Rated for operational voltages up to 690 V AC at frequencies between 25 and 400 Hz, this auxiliary contact block can handle a rated operational current of 10 A, providing a robust solution for your electrical circuits. The unit is built to the highest standards, meeting EN/IEC 60947-5-1, UL 60947-5-1, and CSA C22.2 No 60947-5-1, ensuring compliance with international regulations.
The LAD8N20 boasts a mechanical durability of 30 million cycles and features screw clamp terminals that accommodate a range of wire sizes, offering flexibility and ease of installation. Its compact design, with a width of just 12.5 mm, allows for efficient use of space within control panels.
This auxiliary contact block is a Green Premium product, reflecting Schneider Electric's commitment to sustainability and environmental responsibility. It is free of substances of very high concern (SVHC) and complies with the latest EU RoHS Directive, ensuring it is free from toxic heavy metals and mercury.
Incorporating the Schneider LAD8N20 into your electrical system will provide enhanced control and monitoring capabilities, making it a valuable addition to any setup requiring precise and dependable auxiliary contacts.
Commonly Asked Questions
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Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.
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Frequently Asked Questions
What is the function of an auxiliary contact block?
An auxiliary contact block is used in conjunction with contactors to provide additional switching operations, such as signalling and interlocking functions, without bearing the main power load of the circuit.
Can this auxiliary contact block be mounted on any contactor?
No, the LAD8N20 is designed to be side-mounted on specific TeSys series contactors, ranging from LC1D09 to LC1D150 models.
What type of terminals does this auxiliary contact block have?
The LAD8N20 features screw clamp terminals, which provide a secure and reliable connection for the wires.
What is the rated operational voltage of this contact block?
The rated operational voltage for this contact block is 690 V AC at frequencies between 25 and 400 Hz.
What is the thermal current rating of this part?
The conventional free air thermal current rating (Ith) for this part is 10 A at 60°C.
What are the environmental operating conditions for the LAD8N20?
The LAD8N20 can operate in ambient air temperatures ranging from -5°C to 60°C and at altitudes up to 3000 metres without derating.
What is the IP degree of protection for this auxiliary contact block?
This auxiliary contact block has an IP20 degree of protection, ensuring safety from solid objects larger than 12mm but not from liquids.
How many poles does this auxiliary contact block have?
The LAD8N20 has 2 poles, both of which are normally open (NO) contacts.
What is the mechanical durability of this contact block?
The mechanical durability of the LAD8N20 is rated at 30 million cycles, indicating its ability to withstand repeated operations.
What certifications does this auxiliary contact block hold?
This auxiliary contact block is certified by international standards including EN/IEC 60947-5-1, UL 60947-5-1, and CSA C22.2 No 60947-5-1.
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