Aux Contact Block

Datasheet

Barcode

Qty UoM EAN Colour
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Specifications

Design

Range

TeSys

Range of product

  • TeSys K
  • TeSys K control relay
    • Product or component type

      auxiliary contact block

      Warranty

      18 months

      Physical

      [Ue] rated operational voltage

      <= 690 V AC <= 400 Hz

      Standards

    • VDE 0660
    • IEC 60947
    • NF C 63-110
    • BS 5424
      • Product certifications

      • UL
      • CSA
        • Insulation resistance

          > 10 MOhm for control circuit

          Connections - terminals

        • screw clamp terminals 1 cable(s) 0.34-1.5 mm²flexible with cable end
        • screw clamp terminals 1 cable(s) 0.75-4 mm²flexible without cable end
        • screw clamp terminals 1 cable(s) 1.5-4 mm²solid
        • screw clamp terminals 2 cable(s) 0.34-1.5 mm²flexible with cable end
        • screw clamp terminals 2 cable(s) 0.75-4 mm²flexible without cable end
        • screw clamp terminals 2 cable(s) 1.5-4 mm²solid
          • Depth

            35 mm

            Net weight

            0.045 kg

            Environmental characteristic

            normal environment

            IP degree of protection

            IP2x conforming to VDE 0106

            Ambient air temperature for storage

            -50-80 °C

            Ambient air temperature for operation

            -25-50 °C

            REACh free of SVHC

            Yes

            EU RoHS Directive

            Compliant

            Toxic heavy metal free

            Yes

            Mercury free

            Yes

            RoHS exemption information

            Yes

            China RoHS Regulation

             Pro-active China RoHS declaration (out of China RoHS legal scope)

            Others

            Device short name

            LA1

            Specific use

            general

            Mounting location

            front

            Pole contact composition

            2 NO + 2 NC

            Auxiliary contacts operation

            instantaneous

            [Ui] rated insulation voltage

          • 690 V - for control circuit conforming to BS 5424
          • 690 V - for control circuit conforming to IEC 60947
          • 750 V - for control circuit conforming to VDE 0010 group C
          • 600 V - for control circuit conforming to CSA C22.2
            • [Ith] conventional free air thermal current

              10 A (at 50 °C)

              Irms rated making capacity

              110 A at <= 690 V AC conforming to IEC 60947

              Permissible short-time rating

            • 80 A 1 s
            • 60 A 500 ms
            • 110 A 100 ms
              • Associated fuse rating

              • 10 A gG at <= 690 V conforming to IEC 60947
              • 10 A gG at <= 690 V conforming to VDE 0660
                • Minimum switching current

                  5 mA

                  Minimum switching voltage

                  17 V

                  Non overlap distance

                  0.5 mm

                  Tightening torque

                  1.3 N.m - on screw clamp terminals - with screwdriver Philips No 2

                  Shielding continuity terminal

                  without

                  Compatibility code

                  LA1

                  Protective treatment

                  TC conforming to IEC 60068

                  Operating altitude

                  2000 m without derating

                  Package 1 Weight

                  0.04 kg

                  Package 1 Height

                  0.35 dm

                  Package 1 width

                  0.35 dm

                  Package 1 Length

                  0.4 dm

                  WEEE

                  The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
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                  Documents & downloads

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                  • CAD Files and Packs

                  • Product Brochures

                  • Technical Data Catalogues

                  • Installation Instruction

                  • Certificates (MSDS)

                  • Declaration of Conformity

                  Frequently Asked Questions

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                  What is the replacement for LA1DN22 ?

                  LADN22

                  Can the old D-line front mount attachments fit on the new CAD relays?

                  Issue: 
                  Can the old D-line attachments fit the new CAD relays
                   
                  Product Line:
                  IEC Contactors

                  Environment:
                  Tesys D contactors and relays
                   
                  Cause:
                  Using old accessories with new CAD relays

                  Resolution:
                   Yes, the old style front mount latch attachments, timing attachments, and auxiliary contacts will mount on the new Tesys D-line relays.

                  What is the replacement for LA1DN20 Contact Block?

                  The replacement for LA1DN20 Contact Block is LADN20


                  LADN20 
                  TeSys D - auxiliary contact block - 2 NO - screw-clamps terminals 
                  For more information see; https://eshop.schneider-electric.com/product.aspx?org=21&lang=1&dist=276&prod_id=LADN20

                  What the DC current contact ratings for the CAD50, CAD32, CAD503, CAD323, CAD506, and CAD326 relay?

                  Issue:
                  Checking on the DC current contact ratings for the CAD50, CAD32, CAD503,  CAD323,  CAD506, and  CAD326 relay.

                  Product Line:
                  CAD Industrial Relays

                  Environment:
                  Relays and Timers

                  Resolution:
                  Inductive:
                  125V DC - 0.55 Amps make and break, 2.5 Amps cont.
                  250V DC - 0.27 Amps make and break, 2.5 amps cont.
                  600V DC - 0.10 Amps make and break, 2.5 Amps cont.

                   

                  What is the continuous current rating for LA1KN__ auxiliary contact modules used with the K-Line contactors?

                  Issue:
                  What is the LA1KN** auxiliary contact rating?

                  Product Line:
                  LC1K, CA2K and CA3K, K-Line Tesys K

                  Environment:
                  Industrial Relays

                  Resolution
                  The auxiliary contacts are rating for 10 amps continuous.

                  Is a CA2KN22 available with a 277 volt AC coil ?

                  Issue:
                  Is a CA2KN22 available  with a 277 volt AC coil ?
                  Product Line:
                  Industrial Relays
                  Environment:
                  Tesys K IEC Style Rekays
                  Cause:
                  Application is calling for 277v coil.                           
                  Resolution:                                                                 
                  The voltage code for 277 vac is UE7. CA2KN22UE7 is currently obsolete.
                   

                  What is the maximum voltage ratings for the contacts of a CA2KN?

                  Issue:
                  What is the maximum voltage ratings for a CA2KN22F7?

                  Product Line:
                  Relays and Timers

                  Environment:
                  Industrial Relays

                  Resolution:
                  600VAC and 240VDC

                  What is the part code for a 320A 3P Contactor 230V interlock aux 2 n/o 2n/c

                  The part codes are LC1F330 coil + LX1FH2402 interlock  + LA9FJ970 aux  = LADN22

                  What is the terminal identification numbers for the LADN22 auxiliary contact module?

                  Issue:
                  What is the terminal identification numbers for the LADN22 auxiliary contact module?

                  Product Line:
                  Tesys Contactors and Overload Relays

                  Environment:
                  All Products

                  Cause:
                  Product Features

                  Resolution:
                  Normally open contacts are 53/54 and 83/84; normally closed contacts are 61/62 and 71/72.

                  What the difference is between these 2 contact blocks - LADN22 and LADN22G?

                  Issue:
                  Identifying differences in two part numbers

                  Product Line:
                  IEC contactors and starters

                  Environment:
                  Products sold and used in the United States

                  Cause:
                  Determining which part number to order

                  Resolution:
                  They both have 2 normally open (N.O.) and 2 normally closed (N.C.) contacts.
                  The sequence and numbering are different
                  LADN22 from left to right read : N.O. 53 and 54; N.C. 61 and 62; N.C. 71 and 72; N.O. 83 AND 84.

                  LADN22G from left to right read : N.C. 31 and 32; N.C. 41 and 42; N.O. 53 and 54; N.O. 63 and 64.


                   

                  Do we have replacement on Siemans part number 3TB4217OBB4?

                  The replacement part number for Siemens part 3TB4217OBB4 will be contactor part LC1D25BD and then the overload part number LADN22. 

                  So the customer needs to buy LC1D25BD + LADN22 to match 3TB4217OBB4.

                  How many contacts does the electronic timer LA2KT2E have?

                  Issue:
                  LA2KT2E and LA2KT2U contacts

                  Product Line:
                  Tesys K Line Contactors

                  Environment:
                  IEC Contactor Accessories
                   
                  Resolution:
                  This module has one form C contact.
                  One normally open and one normally closed with a shared common.  Instructions are attached.
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