How the meaning of the production model (Planning)

JCZ1 – A (B) – ? / ? ?
| | | | | – apart, S for 55mm, D for 60mm
| | | | — very few, rated current
| | | —— A plug-in for the move, B for the plug-in static
| |——— design number
|———- main circuit

Connector is this how things should be done is to be done very formal standard is the kind of
there any special tools??

no one has given me hours! Do not waste ah!