Toyotomi hydria+ THMU408/1R32 Owner's Manual page 42

Silk Screen
CN8
CN9
COM_ESPE1
COM_ESPE2
CN5
(3) For models below
THMU408/1R32
THMU410/1R32
DC-BUS1
COMP
Silk Screen
AC-L
N
L1-1
L1-2
L2-1
L2-2
COMP
COMM
DC-BUS
PWR
DC-BUS1
GB
1-pin:12V, 2-pin:B, 3-pin: A, 4-pin: ground, To the wired controller,
communication cable;
1-pin:+12V, 2-pin:B;
3-pin:A, 4-pin: ground
1-pin:+3.3V, 2-pin:TXD, 3-pin:RXD, 4-pin:ground
1-pin:+3.3V, 2-pin:TXD, 3-pin:RXD, 4-pin:ground
1-pin: ground, 2-pin:+18V, 3-pin:+15V
THMU412/1R32
THMU414/1R32
THMU416/1R32
COMM
DC-BUS
To PFC inductor brown line
To PFC inductor white line
To PFC inductor yellow line
To PFC inductor blue line
Wiring board (3-pin)(DT-66BO1W-03)(variable-frequency)
Communication interface[1-3.3V,2-TX,3-RX,4-GND]
DC-BUS Pin for electric discharge of the high-voltage bar during test
Power input of the drive board [1-GND,2-18V,3-15V]
Pin for electric discharge of the high-voltage bar during test
42
Air-to-water Heat Pump
Introduction
PWR
L2-1
L1-2
L2-2
N
L1-1
AC-L
Introduction
hydria +