17
CONNECTIONS
Powerdrive MD2S Installation guide
4972 en - 2017.08 / d
3.1.3.2 - Fuse boards
Depending on the rating, the Powerdrive MD2S can contain
one or more identical fuse boards:
- 100T to 270T: 1 board (1)
- 340T to 570T & 270TH to 500TH: 1 board (2)
- 600T to 1100T & 600TH to 900TH: 2 boards (2)
- 1400T & 1200TH and 1500TH & 1700TH: 3 boards (2)
(1) Located on the right-hand side of each cabinet
(2) Located on the left-hand side of each cabinet
F1
F2
F3 F4 F5 F6
F9
F7
PX4
460V(T)
600V(TH)
480V(T)
690V(TH)
400V(T)
500V(TH)
P1
F8
400V(T) / 500V(TH)
460V(T) / 600V(TH)
480V (T) / 690V (TH)
P2
P3
P4
P6
P7 P8
VF1
VF2
VF3
VF4
VF5
Alim.
carte
interface
Entrée
Alim. S1
Entrée
Alim. S2
Entrée
alimentation
extérieure
Controle
VF
Position the F8 fuse according to the versions
supply voltage.
Fuse board
on control
terminal board
3.1.3 - Electronics and forced ventilation power
supply
The control electronics and forced ventilation units are
supplied through a single-phase transformer whose primary
is connected to terminals L1-L2 of the power supply. If
necessary, this transformer can be supplied by an external
power source (PX4 terminal block).
The neutral of the electronics power supply must
not be connected to earth
3.1.3.1 - Electrical characteristics:
Ratings
Voltage
Primary
T
400 V±10%/50 Hz or
460-480 V ±10%/60 Hz
TH
500-690 V±5%/50 Hz
Voltage
Maximum power
Secondary 1
(Electronics
power supply)
230 V
isolated
100 VA
Secondary 2
(Forced
ventilation and
auxiliaries power
supply)
230 V
connected
to earth
100T to 150T: 300 VA
180T to 270T: 500 VA
340T to 570T: 1,200 VA
600T to 1100T: 2 x 1,200 VA
1400T to 1700T: 3 x 1,200 VA
270TH to 500TH: 1,200 VA
600TH to 900TH: 2 x 1,200 VA
1200TH to 1500TH: 3 x 1,200 VA
