What is the size of the screw for the output terminal of PAT-T series?

M10x20 fits 4 kW type.
For 8 kW type, it depends on the output voltage as below:
20-30 V: M12x25
40-160 V: M10x20
250-850 V: M8x20
For the smart rack system (PAT-TM/TMX series), M10x30-45 is used.