Siemens Sentron 3VA Manual page 271

Locking, blocking and interlocking at the rotary operator
Locking at the rotary operator is possible with up to three padlocks with a diameter of
3/16" - 5/16" / 5 - 8 mm and with a cylinder lock (type Ronis). Interlocking is only possible
with a cylinder lock (type Ronis).
Padlocks and cylinder locks are not included in the scope of supply of manual rotary
operators.
Locking with padlocks
All rotary operators have a mechanism for padlocks. This can be pulled out from the rotary
operator.
Example of rotary operator with shaft stub:
Lockable positions:
● Position OFF (O)
3VA molded case circuit breakers with UL and IEC certification
Manual, 01/2019, L1V30435333-01
Accessories
4.5 Manual operators
269