Siemens SENTRON 3VA1 Manual page 226

Accessories
4.3 Connection system
3VA2 molded case circuit breakers:
Copper cable: Maximum current carrying capacity 400 A
1)
Aluminum cable: Maximum current carrying capacity 310 A
Wire connector with and without control wire tap can be ordered:
● as a pack of 3
● as a pack of 4
224
3VA molded case circuit breakers with IEC certificate
Manual, 03/2019, A5E03603177010-03