Mechanical Installation - Siemens MICROMASTER 420 Getting Started Manual

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Mechanical Installation

Warning
!
THIS EQUIPMENT MUST BE GROUNDED.
To ensure the safe operation of the inverter, it must be installed
and commissioned by qualified personnel in full compliance with
the warnings laid down in the MICROMASTER 420 operating
instructions.
Take particular note of the general and regional installation and
safety regulations regarding work on dangerous voltage
installations (e.g. EN 50178), as well as the relevant regulations
regarding the correct use of tools and personal protective gear.
The mains input, DC and motor terminals carry dangerous
voltages even if the inverter is inoperative, wait 5 minutes to allow
the unit to discharge after switching off before carrying out any
installation work.
Frame Size A Frame Size B
Drill pattern for MICROMASTER 420
Frame- Overall Dimensions
Size
Height Width
A 173mm 73mm
B 202mm 149mm
C 245mm 185mm
Frame Size measurements and fixing methods
Getting Started Guide – September 2000
6SE6400-5AB00-0BP0
Frame Size C
Fixing Method Tightening
Torque
Depth
149mm 2 x M4 Bolts 2.5Nm
2 x M4 Nuts with washers
2 x M4 Washers fitted
Connecting to
DIN rail
172mm 4 x M4 Bolts 2.5Nm
4 x M4 Nuts with washers
4 x M4 Washers fitted
195mm 4 x M5 Bolts 3.0Nm
4 x M5 Nuts with washers
4 x M5 Washers fitted
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