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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LA1KN22 |
| Manufacturer | Telemecanique |
| Product Type | Auxiliary Contact Block |
| Mounting Location | Front, DIN Rail Mount |
| Pole Contact Composition | 2 Normally Open (NO); 2 Normally Closed (NC) |
| Rated Operational Voltage (Ue) | 600 V AC |
| Rated Insulation Voltage (Ui) | 690 V |
| Conventional Free Air Thermal Current (Ith) | 10 A (Thermal) |
| Rated Making Capacity (Irms) | 110 A at <= 690 V AC |
| 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 <= 690 V |
| Minimum Switching Current | 5 mA |
| Minimum Switching Voltage | 17 V |
| Non-Overlap Distance | 0.02 in (0.5 mm) |
| Insulation Resistance | > 10 MOhm |
| Connections - Terminals | Screw Clamp |
| Tightening Torque | 11.51 lbf.in (1.3 N.m) |
| Depth | 1.38 in (35 mm) |
| Net Weight | 0.10 lb(US) (0.045 kg) |
| IP Degree of Protection | IP2x |
| Ambient Air Temperature for Operation | -13…122 °F (-25…50 °C) |
| Ambient Air Temperature for Storage | -58…176 °F (-50…80 °C) |
| Operating Altitude | 6561.68 ft (2000 m) without derating |
| Compliance | REACh, EU RoHS Directive |
| SVHC | Free of Substances of Very High Concern (SVHC) above the threshold |
The Telemecanique LA1KN22 is a high-quality auxiliary contact block designed for seamless integration with TeSys K control relays. This component is essential for users looking to expand the functionality of their control systems, providing additional switching capabilities. The LA1KN22 features a robust combination of 2 Normally Open (NO) and 2 Normally Closed (NC) contacts, making it a versatile choice for various applications.
Constructed to mount at the front of a relay, this auxiliary contact block ensures easy access and straightforward installation. It is equipped with screw clamp terminals that accommodate a range of wire sizes, ensuring secure and reliable connections. The terminals are designed to support both solid and flexible wires, with or without cable ends, providing flexibility in wiring.
Rated for an operational voltage of up to 690 V AC at frequencies up to 400 Hz, the LA1KN22 is suitable for a wide array of electrical systems. It also boasts a rated insulation voltage of 690 V, in accordance with international standards, including IEC 60947 and BS 5424. The conventional free air thermal current rating of 10 A at 50°C further attests to its capability to handle significant electrical loads.
The LA1KN22 auxiliary contact block is designed to perform in a variety of environmental conditions, with an operational temperature range of -25°C to 50°C and a storage temperature range of -50°C to 80°C. It is also rated for use at altitudes up to 2000 metres without the need for derating.
This product is compliant with the EU RoHS Directive, ensuring that it is free from hazardous substances, and it supports the ethos of environmental responsibility. The compact dimensions, with a depth of just 35 mm, allow for efficient use of space within electrical enclosures.
Overall, the Telemecanique LA1KN22 auxiliary contact block is a reliable and durable choice for those seeking to enhance the control and monitoring capabilities of their electrical systems. Its compliance with international standards and adaptability to various environmental conditions make it a suitable component for a broad range of industrial applications.
Commonly Asked Questions
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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 or relays to provide additional switching operations. It can be used for status indication, interlocking circuits, or control logic functions in various industrial applications.
Can this auxiliary contact block be mounted on any contactor?
No, this auxiliary contact block is designed to be front-mounted on TeSys K range contactors and control relays. It should be compatible with devices within that specific range.
What type of terminals does this auxiliary contact block have?
The LA1KN22 auxiliary contact block comes with screw clamp terminals, which are suitable for connecting both solid and flexible wires with or without cable ends.
What is the rated operational voltage for this auxiliary contact block?
The rated operational voltage for the LA1KN22 is up to 690 V AC at frequencies up to 400 Hz.
What are the contact compositions available in this auxiliary contact block?
This auxiliary contact block has a pole contact composition of 2 Normally Open (NO) and 2 Normally Closed (NC) contacts.
What is the thermal current rating for this auxiliary contact block?
The conventional free air thermal current rating (Ith) for the LA1KN22 is 10 A at 50°C.
What are the environmental operating conditions for this auxiliary contact block?
The auxiliary contact block can operate within an ambient air temperature range of -25°C to 50°C and can be stored in temperatures ranging from -50°C to 80°C. It is also rated for operation at altitudes up to 2000 metres without derating.
What is the IP degree of protection for this auxiliary contact block?
The LA1KN22 has an IP degree of protection of IP2x, which provides protection against solid objects larger than 12.5 mm but does not provide protection against liquids.
What standards and certifications does this auxiliary contact block meet?
This auxiliary contact block meets international standards such as IEC 60947, VDE 0660, NF C 63-110, and BS 5424. It also holds UL and CSA certifications.
Is the auxiliary contact block compliant with RoHS and REACh regulations?
Yes, the LA1KN22 is compliant with both RoHS and REACh regulations, ensuring that it is free from certain hazardous materials and substances.
Part conditions explained
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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.
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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.
