PTU series may be already familiar to you not only assures your speedy connection but also features the prevention of the screw loosening and an improved resistance to tensile force.
This type is one of most popular for workable.
All types have been certified by UL for export manufactures.
We use m-PPE which is excellent at withstand voltage and insulation resistance.
Applicable rail is DIN 35mm rail.
You can mount this terminal block from above to the rail easily.
(It is easy to mount terminal block from above to the rail.)