European 220 Volt Wiring

I'm attempting to wire two 240v 10a heat blankets into a 240v 30a 220 wire volt outlet dryer wired 240v plug three attempting blankets 10a heat two determine 115v uses unit window size

I'm attempting to wire two 240V 10A heat blankets into a 240V 30A

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I'm attempting to wire two 240V 10A heat blankets into a 240V 30A