Issue 03/01 2 Installation
MICROMASTER 411 & COMBIMASTER 411 Operating Instructions
6SE6400-5CA00-0BP0
21
2.1 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.
100
50
75
0,5 1
[%]
2468
Storage period less than 1 year:
Storage period 1 to 2 years:
Storage period 2 to 3 years:
Storage period 3 and more years:
No action necessary
Prior to energizing, connect to
voltage for one hour
Prior to energizing, form
according to the curve
Prior to energizing, form
according to the curve
Voltage
Time t [h]
Figure 2-1 Forming
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