DELTA-system 230V/50Hz; 3 phases + ground but no neutral (blue)
Main output for stage is provided with 200 Ampere.
3-phase: 80A "flat", 3 X 63A (CEE-form), 8 X 32A (CEE-form)
2-phase: 12 X 16A (schuko)
Outside venue: 3-phase: 1X 63A (CEE-form) and 2-phase: 1 X 16A (schuko) in front of the house.
All's clear