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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LA1KN40 |
| Manufacturer | Schneider Electric |
| Product Range | TeSys |
| Device Short Name | LA1 |
| Product or Component Type | Auxiliary Contact Block |
| Pole Contact Composition | 4 Normally Open (NO) |
| Mounting Location | Front |
| Rated Operational Voltage | ≤690 V AC 25...400 Hz |
| Rated Insulation Voltage | 690 V conforming to IEC 60947-5-1, 600 V conforming to UL 60947-5-1, 600 V conforming to CSA C22.2 No 60947-5-1 |
| Conventional Free Air Thermal Current | 10 A (at 50 °C) |
| Rated Making Capacity | 110 A at ≤ 690 V AC conforming to IEC 60947 |
| Permissible Short-time Rating | 80 A for 1 s, 60 A for 500 ms, 110 A for 100 ms |
| Associated Fuse Rating | 10 A gG at ≤ 690 V conforming to IEC 60947 |
| Minimum Switching Current | 5 mA |
| Minimum Switching Voltage | 17 V |
| Non-overlap Distance | 0.5 mm |
| Insulation Resistance | > 10 MOhm |
| Connections - Terminals | Screw clamp terminals accommodating various cable sizes and types |
| Tightening Torque | 1.3 N.m with screwdriver Philips No 2 or pozidriv No 2 |
| Height | 30 mm |
| Width | 38 mm |
| Depth | 35 mm |
| Net Weight | 0.045 kg |
| Environmental Characteristic | Normal environment |
| IP Degree of Protection | IP20 conforming to IEC 60529 |
| Protective Treatment | TC conforming to IEC 60068 |
| Ambient Air Temperature for Operation | -25...50 °C |
| Ambient Air Temperature for Storage | -50...80 °C |
| Operating Altitude | 2000 m without derating |
The Schneider LA1KN40 is a high-quality auxiliary contact block designed to complement the TeSys K series of control relays. This component is essential for users who require reliable and instantaneous switching capabilities within their electrical circuits. With a pole contact composition of 4 Normally Open (NO) contacts, it ensures a robust connection and disconnection of circuits as needed.
Crafted for front mounting, the LA1KN40 is equipped with screw clamp terminals that can accommodate a range of control wire sizes, making installation straightforward and secure. The contact block is rated for operational voltages up to 690 V AC, with a frequency range of 25 to 400 Hz, and it conforms to international standards including IEC 60947-5-1, UL 60947-5-1, and CSA C22.2 No 60947-5-1, ensuring its suitability for a wide array of applications.
The unit boasts an impressive insulation resistance of over 10 MOhm, a testament to its ability to maintain circuit integrity and safety. Additionally, the LA1KN40 has a rated insulation voltage of 690 V, further underlining its capability to handle high-voltage applications with ease.
This auxiliary contact block is not only functional but also designed with sustainability in mind, complying with the latest environmental regulations such as REACh and RoHS. Its compact dimensions and lightweight design ensure it does not add unnecessary bulk to assemblies, making it an excellent choice for space-conscious setups.
Overall, the Schneider LA1KN40 auxiliary contact block is a reliable and efficient solution for enhancing the control and safety of electrical circuits in a variety of industrial and commercial settings.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Read more...Is Marvo a credible parts supplier?
Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
Read more...Have steps been taken to ensure quality control?
Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.
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Frequently Asked Questions
What type of device is the Schneider TeSys Series Auxiliary Contact Block?
The Schneider TeSys Series Auxiliary Contact Block is an industrial control product used for making and breaking auxiliary circuits and providing control signals to contactors and relays.
What is the voltage rating for this auxiliary contact block?
The auxiliary contact block is rated for operational voltages up to 690 V AC at frequencies of 25 to 400 Hz.
Can this auxiliary contact block be mounted on the front of a device?
Yes, the auxiliary contact block is designed for front mounting on compatible TeSys K devices.
What is the contact composition of this auxiliary contact block?
The contact composition of this auxiliary contact block is 4 Normally Open (NO) contacts.
What type of terminals does this auxiliary contact block have?
This auxiliary contact block is equipped with screw clamp terminals for secure and reliable connections.
What is the thermal current rating for this contact block?
The conventional free air thermal current rating for this contact block is 10 A at 50°C.
What standards does this auxiliary contact block comply with?
This auxiliary contact block complies with international standards such as EN/IEC 60947-5-1, UL 60947-5-1, and CSA C22.2 No 60947-5-1.
What is the minimum switching current for this contact block?
The minimum switching current for this contact block is 5 mA.
What is the insulation resistance of this auxiliary contact block?
The insulation resistance of this auxiliary contact block is greater than 10 MOhm.
Is this auxiliary contact block RoHS compliant?
Yes, this auxiliary contact block is compliant with the EU RoHS Directive, indicating that it is free from certain hazardous materials.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
