Wiring Diagram: Outdoor Unit - Daikin ERGA04EAV37 Installer's Reference Manual

17 | Technical data

17.3 Wiring diagram: Outdoor unit

See the internal wiring diagram supplied with the unit (on the inside of the top plate). The abbreviations used are
listed below.
Installer reference guide
276
(1) Connection diagram
English
Connection diagram
(2) Notes
English
Notes
X1M
NOTES:
1 When operating, do not short-circuit protection device S1PH.
2 Refer to the combination table and the option manual for how to connect
the wiring to X6A, X28A and X77A.
3 Colours: BLK: black; RED: red; BLU: blue; WHT: white; GRN: green; YLW:
yellow
(3) Legend
AL*
C*
DB*
DC*
DP*
E*
F1U
FU1, FU2
FU3
H*
IPM*
Connection diagram
Notes
Connection
Main terminal
Earth wiring
Field supply
Option
Switch box
PCB
Wiring depending on model
Protective earth
Field wire
Connector
Capacitor
Rectifier bridge
Connector
Connector
Connector
Fuse T 6.3 A 250 V
Fuse T 3.15 A 250 V
Fuse T 30 A 250 V
Connector
Intelligent power module
ERGA04~08EAV3+V3A+V37 + EHSH/X(B)04+08P30+50EF
Translation
Translation
Daikin Altherma 3 R ECH₂O
4P678716-1A – 2022.07