Siemens A1 Manual De Usuario
Getting Started
International English
18
MICROMASTER Applications Handbook
If the supply is connected to the motor/output terminals, the inverter will be
damaged.
damaged.
Check the wiring before switching on. In particular, is the unit connected to the
correct supply, (low voltage units will be damaged if connected to a higher voltage)
and is the protective earth connected?
correct supply, (low voltage units will be damaged if connected to a higher voltage)
and is the protective earth connected?
This equipment must be earthed
PE
L/L1
N/L2
L3
Inductor required for some high
power units
187 - 264 V, 47 - 63 Hz
Figure 4-1
Input Wiring. Single-Phase Supplies
This equipment must be earthed
PE
L/L1
N/L2
L3
PE
L1
L2
L3
342 - 550 V, 47 - 63Hz, MXXX/3
446 - 660 V, 47 - 63Hz, MXXX/4
446 - 660 V, 47 - 63Hz, MXXX/4
Figure 4-2
Input Wiring. Three-Phase Supplies
PE
U
V
W
Motor
U1
U2
W1
W2
V1
V2
Figure 4-3
1AC or 3AC, 230 V Input. (Motor usually Delta Connected)
PE
U
V
W
Motor
U1
V1
W1
Figure 4-4
3AC, 400 – 575 V Input. (Motor usually Star Connected)