Mounting And Connections; Installation - Siemens siprotec 7SA6 User Manual

Installation and Commissioning
8.1

Mounting and Connections

Requirements
8.1.1

Installation

Panel Flush
Mounting
8-2
Warning!
The successful and safe operation of the device is dependent on proper handling,
installation, and application by qualified personnel under observance of all warnings
and hints contained in this manual.
In particular the general erection and safety regulations (e.g. IEC, DIN, VDE, EN or
other national and international standards) regarding the correct use of hoisting gear
must be observed. Non-observance can result in death, personal injury, or substantial
property damage.
Verification of the ratings of the 7SA6 according to Sub-section 3.2.1 as well as
matching to ratings of the external equipment must have been completed.
Depending on the version of the device, the housing width may be
19 inch rack. For housing sizes
4 covers and 4 holes for securing the device, for size
6 covers and 6 securing holes.
q
Remove the 4 covers located at the corners of the front cover, for size
additional covers located centrally at the top and bottom, reveal the 4 respectively
6 slots in the mounting flange.
q
Insert the device into the panel cut-out and fasten it with four or six screws. For the
dimensions refer to Figure 10-7 to 10-9 in Section 10.20.
q
Replace the four or six covers.
q
Connect the ground on the rear plate of the device to the protective ground of the
panel. Use at least one M4 screw for the device ground. The cross-sectional area
of the ground wire must be greater than or equal to the cross-sectional area of any
other control conductor connected to the device. Furthermore, the cross-section of
the ground wire must be at least 2.5 mm
q
Connect the plug terminals and/or the screwed terminals on the rear side of the
device according to the wiring diagram for the panel.
When using forked lugs or directly connecting wires to screwed terminals, the
screws must be tightened so that the heads are even with the terminal block before
the lugs or wires are inserted.
A ring lug must be centred in the connection chamber so that the screw thread fits
in the hole of the lug.
Section 2.1 has pertinent information regarding wire size, lugs, bending radii, etc.
1 1
/ and / (Figure 8-1 and Figure 8-2) there are
3 2
1
/
2
.
1 1 1
/ , / or /
3 2
(Figure 8-3) there are
1
1
/ the 2
1
7SA6 Manual
C53000-G1176-C133-1
of a
1