Power Supply; Safety Regulations - Siemens SINUMERIK 840D sl Manual

Connections

9.4 Power supply

Figure 9-2
Note
All cables must be routed vertically upwards to the fullest extent possible so that the front
cover can be closed. The front cover is open and in the up position.
9.4 Power supply
9.4.1

Safety regulations

Basic rules
Because of the wide range of possible applications, only the basic rules for electrical
installation can be included in this section. At a minimum, you must comply with these basic
rules to ensure fault;t-free operation.
74
Removing the front cover
Manual, 07/2007, 6FC5397-0AP10-2BA0
NCU