
3.3.2
Working principle of the DC charging unit and the control unit
E
A
M
Q
P
C
C
B
B
D
D
C
B
D
C
B
D
C
B
D
H
I
J
K
L
H
I
J
F
K
L
S
O
N
R
G
T
U
A
AC power input
B
Power module circuit breaker
C
Power module
D
Fan
E
Optional power module group
(Terra Mobile 54HV)
F
DC filter
G
DC switch matrix
H
DC fuse
I
CPI board
J
IMI board
K
DC charge cable
L
EV
M
Auxiliary power supply
N
CCB board
O
Main control board
P
Touchscreen
Q
RFID
R
RS485 source
S
Ethernet connection source
T
Emergency stop button
U
Auxiliary residual-current device
•
Red and bold lines: AC power connection
•
Black and bold lines: DC power connection
•
Black and thin lines: auxiliary power connection
•
Green lines: control signal or monitoring signal
•
Dashed lines: group of system components
Description
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Summary of Contents for Terra Mobile 44HV
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