Frequently Asked Questions
Is a CA2KN22 available with a 277 volt AC coil ?
Tesys K IEC Style Relays
The voltage code for 277 vac is UE7. CA2KN22UE7 is currently obsolete.
What is the maximum voltage ratings for a CA2KN22F7?
IEC Industrial Relays
IEC Relays and Timers
They work with circuits up to 600VAC and 240VDC
Terminal numbers designation for LADN22
Contactors and Starters-IEC
Tesys Contactors and Overload Relays
Normally open contacts are 53/54 and 83/84; normally closed contacts are 61/62 and 71/72.
Identifying differences in two part numbers
IEC contactors and starters
Tesys D Auxiliary contacts
Determining which part number to order
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.
In which contactors can the LA1DN and LADN auxiliary contacts be mounted?
Auxiliary contacts for the Tesys D line
Tesys D-Line and Tesys F
These contacts will only fit on the following contactors:
Front mount only for LC1D40 through LC1D115 devices and LC1D40A - LC1D65A.
Left side mount only to LC1F contactors