Electrical Connection - Lennox Compact Pro Installation Operating & Maintenance Manual

Electrical connection

Follow the table "Connections" when connect all wires.
Connector
K1 1
2
Branch input
3
1
K2
2
CAN BUS
3
mains
4
1
K3
2
Serial for the air
3
conditioner
1
K4
3
Contact occupied
room
1
2
K5
3
Keyboard
connection
4
5
Function
Neutral
Phase
GND
CAN-L
CAN-H
GND
Screening
TX
GND
RX
Contact room
Common
Red Branch input
White Clock
Brown Out data
Blue In data
Black Common (GND)
CONNECTIONS
Cable
Cable 3x0,75
230v 50Hz
(given)
Screened cable
3x0,34
Given
Not extendible
Cable
2x0,75
Given
cable
5x0,34
L=200 mm