Issue 07/04
2 Installation
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0
23
2.1 General
Installation after a Period of Storage
Following a prolonged period of storage, you must reform the capacitors in the
inverter. The requirements are listed below.
Storage period less than 1 year:
No action necessary
Storage period 1 to 2 years
Prior to energizing, connect to
voltage for one hour
Storage period 2 to 3 years
Prior to energizing, form
according to the curve
Storage period 3 and more years
Prior to energizing, form
according to the curve
100
50
75
0,5
1
Voltage
[%]
Time t [h]
2
4
6
8
Fig. 2-1
Forming
2.2
Ambient operating conditions
Temperature
0
20
30
10
40
[°C]
Operating temperature
-10
50
60
75
50
25
100
[%]
Permissible output current
Fig. 2-2
Ambient operating temperature
Summary of Contents for MICROMASTER 420
Page 10: ...Safety Instructions Issue 07 04 MICROMASTER 420 Operating Instructions 10 6SE6400 5AA00 0BP0 ...
Page 16: ...Table of Contents Issue 07 04 MICROMASTER 420 Operating Instructions 16 6SE6400 5AA00 0BP0 ...
Page 34: ...2 Installation Issue 07 04 MICROMASTER 420 Operating Instructions 34 6SE6400 5AA00 0BP0 ...
Page 156: ...4 Troubleshooting Issue 07 04 MICROMASTER 420 Operating Instructions 156 6SE6400 5AA00 0BP0 ...
Page 166: ...6 Options Issue 07 04 MICROMASTER 420 Operating Instructions 166 6SE6400 5AA00 0BP0 ...
Page 188: ...MICROMASTER 420 Operating Instructions 188 6SE6400 5AA00 0BP0 ...