39
Silk Screen
Introduction
AC-L
Live line input of the main board
N
Neutral line of the power supply for the main board
L-OUT
Live line output of the filter board (to the drive and main boards)
N-OUT
Neutral line output of the filter board (to the drive board)
N-OUT1
Output neutral line
L-OUT1
Output live line
DC-BUS
DC-BUS, the other end to the drive board
E
Screw hole for grounding
E1
Grounding line, reserved
NO
Silk Screen
Introduction
1
AC-L
L-OUT Live line input of the filter board
2
N
N-OUT Neutral line input of the filter board
3
L1-1
To PFC inductor brown line
4
L1-2
To PFC inductor white line
5
L2-1
To PFC inductor yellow line
6
L2-2
To PFC inductor blue line
7
COMP
Wiring board (3-pin)(DT-66BO1W-03)(variable-frequency)
8
COMM
Communication interface[1-3.3V,2-TX,3-RX,4-GND]
9
DC-BUS
DC-BUS Pin for electric discharge of the high-voltage bar during test
10
PWR
Power input of the drive board [1-GND,2-18V,3-15V]
11
DC-BUS1
Pin for electric discharge of the high-voltage bar during test
PWR
L2-1
L1-2
L2-2
N
L1-1
AC-L
DC-BUS
DC-BUS1
COMM
COMP
DC-BUS
AC-L
N
L-OUT
N-OUT
EE 1
