3 Installation
3.7 Block diagrams
DC1 Variable Frequency Drive 04/16 MN04020003Z-EN www.eaton.com 101
3.7.5 DC1-1D…Nx-A6SN
Mains voltage U
LN
: 1-phase, 110 (-10 %) - 115 (+10 %) V, 50/60 Hz
Motor Voltage U
2
: 3-phase, U
2
 = 2 x U
LN 
(voltage doubling),
0 - 50/60 Hz (max. 500 Hz)
Size: FS1 and FS2 with IP66 degree of protection
Figure 65: Block diagram DC1-1D…Nx-A6SN
DC1-1D…Nx-A6SN variable frequency drives with an IP66 degree of 
protection and local controls feature a voltage doubler in their internal 
DC link.
When there is a power supply of 1 AC 110 - 115 V, a motor voltage of up to 
3 AC 230 V will be output.