That looks like a good site Adler, however there are some serious flaws on it:
The G7es T5-11 Zaunkönigs had a 274kg warhead, not a 200kg one. And the G7e T2-3's warhead consisted of 280kg of explosives, and again not only 200kg.
And finally the G7a T1 also had a warhead of 280kg, and not 320kg.
The G7es T5-11 Zaunkönigs had a 274kg warhead, not a 200kg one. And the G7e T2-3's warhead consisted of 280kg of explosives, and again not only 200kg.
And finally the G7a T1 also had a warhead of 280kg, and not 320kg.