How do I connect this hot plate
Your kitchen has a three-phase supply.
Your hob can run on a single-phase to neutral (1N AC 32 A) or on two phases of a three-phase supply (2N AC 16 A).


Note that the current is split into two 16 A circuits for the three-phase supply. This is the one you want.



Figure 1. Probable internal wiring. R1 and R2 each represent one or more hobs.