Siemens SINUMERIK 840D sl Manual

Structure of the drive group
2.1 Structure
Guide for the SINUMERIK 840D sl machine configuring
2-4 Manual, 07/2006 Edition, 6FC5397-6CP10-0BA0
2.1.3 Two-row / multi-row construction
The components of the SINAMICS system can also be constructed as two or more rows. As
previously described above, the limit is the maximum DC link length and the current carrying
capacity of the DC link busbar. For the stacked construction, the appropriate ventilation
clearances must be observed in accordance with the Equipment Manual for Booksize Power
Units.
Note
Observe the installation and ventilation clearances; refer to the "Note for Connection Cable
Installation Clearance" section
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Figure 2-3 Two-row construction
Note
For the layout of the NCU 7x0 or NX1x, see "Layout of the Components"

Siemens SINUMERIK 840D sl Specifications

General

Control Type	CNC
Number of Axes	Up to 31
Max Number of Channels	10
Interfaces	Ethernet, PROFIBUS, PROFINET, USB
Interpolation	5-axis interpolation
Operating Temperature	0°C to 45°C
Relative Humidity	Up to 95% (non-condensing)
Display	TFT color display, various sizes
Programming Languages	DIN/ISO
Safety Features	Safety Integrated
PLC	Integrated PLC S7-300
Drive Interface	SINAMICS S120
Data Storage	CF card, USB
Operating System	Windows-based