Siemens SIRIUS 3RT Series System Manual page 534

SIRIUS 3RU2/3RB3 overload relays
5.9 Accessories
Step Operating instruction
3 Seal the cover to secure it against unauthorized
removal.
Table 5- 32 Mounting the sealable cover on the 3RB30/3RB31 overload relay
Step Operating instruction
1 / 2 Attach the hooks on the cover to the openings on the
overload relay and fold the cover up.
3 Seal the cover to secure it against unauthorized
removal.
534
Figure
Figure
System Manual, 01/2011, A8E56203870002-03
SIRIUS Innovations