SINAMICS V20 Inverter
Operating Instructions, 07/2012, A5E03728167
243
Technical specifications
A
Electrical specifications
Line supply characteristics
Three phase 400 V inverters
Voltage range
380 ... 480 V AC (tolerance: -15 % ... +10 %)
47 ... 63 Hz
Current derating at high input voltages:
2XWSXWFXUUHQW>@
9ROWDJH9
Overvoltage category
EN 60664-1 Category III
Permissible supply
configuration
TN, TT, IT
1)
, TT earthed line
Supply environment
Second environment (private power network)
1)
Note that only unfiltered inverters can be operated on IT power system.
Overload capability
Average output current
100 % rated
Overload current
150 % rated for 60 seconds
Maximum overload cycle
150 % rated for 60 seconds followed by 94.5 % rated for 540 seconds (average 100 %
rated)