Connection and commissioning 
  5.2 Mounting and connecting the device 
3VA27 molded case circuit breakers & 3WL10 air circuit breakers 
Manual, 10/2018, L1V30499596002-01 
175 
Installing the guide frame 
1.  Install the guide frame in the switchboard panel: 
 (For the drilling template, see Chapter Switchboard panel, hole and 
drilling templates, fixed breaker (Page 228)): 
–  Fasten the guide frame to the base of the switchboard panel with four screws M8 x 25 
(included in the scope of delivery) with a tightening torque of 21 Nm.