4.12 Electrical Principle Diagram; Legend - DeDietrich AWHP-2 MIT-IN-2 iSystem Installation And Service Manual

AWHP-2 MIT-IN-2 iSystem
Settings to be made for this type of installation
Parameters Access
Installer level
CIRC.CURVE B
#SECONDARY INSTAL.P
menu
Installer level
OFFSET EVU
#SECONDARY INSTAL.P
menu
EVU TIMER PROG. User level
Menu #TIME PROGRAM
(1) The parameter is only displayed if INSTALLATION parameter is set to EXTENDED

4.12 Electrical principle diagram

25/06/2014 - 7616371-001-04
Settings to be made
0.7
7 °C
Set the timer programme
according to the power
cut off hours EVU.
4.12.1.

Legend

Input
0-10 V
Baffle, Circuit A, B
M A, B
Hydraulic additional heating
AL1 M,
AL2
Homologation
C1, C2,
C3
Cooling sensor
CN21
Heating sensor
CN20
HP setpoint
CN2A
Machine fault
CNX2
Defrosting
CNX4
Compressor - ON
CNX3
Electrical back-up - Domestic hot water
ECS
6.3A fuse
F6.3AT
Display
HMI
PCB connector
J-
Live
L
Auxiliary electrical power supply
L1, L2,
L3, D3,
N
Neutral
N
Primary control unit
PCU
Resistance
Res
Relay
RL.
bus
S2, S3
Domestic hot water sensor
SONDE
ECS
See chapter
¼ "Professional settings", page
98
¼ "Professional settings", page
98
¼Refer to the user instructions.
4. Installation
71