LADN31 is an additional auxiliary contact block from Schneider Electric for TeSys D and TeSys F contactors. A front-mount block, it features 3NO+1NC instantaneous contacts up to 10 A 690 V AC. Can be used in safety applications due to certified NC mirror contacts. Easy front-mounting via clip, provides high reliability and durability. Available worldwide, has certification to various standards (IEC, UL, CSA, CCC, EAC, for use in marine environments) and is Green Premium (RoHS/REACH) compliant.

Advantages:

• Additional block with mechanically connected 3NA+1NC auxiliary contacts, with instantaneous operation
• Suitable for inclusion in safety system control due to certified NC mirror contact
• High electrical durability: several million operating cycles in AC-14/AC-15/DC-13 depending on conditions
• Clip-on front mounting on all TeSys D and TeSys F contactors
• Environmentally friendly product performance
  
  
  

Connections-clamps:

• Screw clamp terminals 1 cable 1...4 mm² flexible with cable termination
• Screw clamp terminals 1 cables 1...4 mm² flexible without cable termination
• Screw clamps 2 cables 1...2.5 mm² flexible with cable termination
• Screw clamps 2 cables 1...4 mm² flexible without cable termination
• Screw clamps 1 cable 1...4 mm² rigid without cable termination
• Screw clamps 2 cables 1...4 mm² rigid without cable termination
  
  
  

Tightening torque:

• 1.7 Nm - with Ø 6 mm flat screwdriver
• 1.7 Nm - with Philips screwdriver No 2
• 1.7 Nm - with pozidriv screwdriver No 2
  
  

Other technical features:

• Minimum switching current: 5 mA
• Minimum switching voltage: 17V
• Non-overlapping time: 1.5 ms to deactivation without overlap between NC and NO contacts, 1.5 ms to activation without overlap between NC and NO contacts
• Insulation resistance: > 10 MOhm
• Environmental characteristics: normal environment
• Degree of protection IP20 complying with IEC 60529
• Protection treatment: TH complying with IEC 60068
• Storage temperature: -60/+80 °C
• Operating ambient temperature: -5/+60 °C
• Operating altitude: 3000 m
  
  

Dimensions and color:

• Color: dark gray
• Height 48 mm
• Width 44 mm
• Depth 42 mm