INVT RBU100H

RBU100H operation manual 4 Installation guidelines
-12-
Terminal
Function
is COM.
External voltage range: 0–24V
Output current range: 0–50mA
+24V
+24V power supply for the local device, with a maximum output current of
150mA
COM
+24V common terminal
AO
Output range: 0–10V
GND
Reference null potential of AO
RO1A,
RO1B,
RO1C
RO1 relay output, ROA common terminal, ROB NC, ROC NO
Contactor capability: AC250V/3A, DC30V/1A
4.5 Standard wiring
4.5.1 400V 22kW–45kW
R
S
T
U
V
W
R
S
T
r
s
t
S1
S2
S3
S4
COM
24V
Y
COM
M
Power supply
VFD
RBU
Input filter
Input
reactor
ROB
ROA
ROC
PE
PE
AO
GND
CN9
Regenerative system
Port of external keypad
Open collector output
RO
(+) (-)
(-)(+)
It is recommended to use fuse.
Figure 4-5 Standard wiring of RBU 380V 22kW–45kW
Note:
 RBU 380V 22kW–45kW has internal output reactor.
 The input reactor is standard.