What are the main differences in the LC1D and LC1K contactors?
IEC Style Tesys Contactors
D-Line contactors are bigger, heartier and have interchangeable AC coils whereas the K-line contactors are smaller and the coils are fixed in the device. DC coils are fixed in both lines. LC1D contactors also have more accessory options. Both types are 600v rated under UL and CSA.