Lennox AIRCOOLAIR KNCK 24E - Page 18

17
Electrical
Box
Thermostat
connection
Nr OF CABLES X SECTION (mm
2
)
Nr OF CABLES X SECTION (mm
2
)
UNIT
MODEL
38E
32E
43E
24E
48D
76D
64D
86D
POWER SUPPLY
230V THREE-PHASE
UNITS
Power supply
WITH
electrical heater (*)
Indoor motor fan
electrical connection
UNIT
MODEL
38E
32E
43E
24E
48D
76D
64D
86D
POWER SUPPLY
400V THREE-PHASE
UNITS
Power supply
electrical heater (optional)
Power supply
WITHOUT
electrical heater (*)
Power supply
WITH
electrical heater (*)
Indoor motor fan
electrical connection
Power supply
electrical heater (optional)
Power supply
WITHOUT
electrical heater (*)
4 x 10
4 x 16
4 x 16
3 x 25 + 1 x 16
3 x 50 + 1 x 25
3 x 95 + 1 x 50
3 x 35 + 1 x 16
3 x 70+ 1 x 35
3 x 95 + 1 x 50
3 x 120 + 1 x 70
4 x 1,5
4 x 1,5
4 x 1,5
4 x 2,5
4 x 2,5
4 x 2,5
4 x 2,5
4 x 2,5
4 x 10 + 3 x 1,5
4 x 10 + 3 x 1,5
4 x 10 + 3 x 1,5
4 x 16 + 3 x 1,5
4 x 10 + 3 x 1,5
4 x 16 + 3 x 1,5
4 x 16 + 3 x 1,5
4 x 16 + 3 x 1,5
5 x 4
5 x 6
5 x 10
5 x 10
5 x 10
5 x 25
5 x 25
3 x 35 + 2 x 16
5 x 16
5 x 16
3 x 25 + 2 x 16
3 x 35 + 2 x 16
3 x 50 + 2 x 25
5 x 10
4 x 1,5
4 x 1,5
4 x 1,5
4 x 2,5
4 x 2,5
4 x 2,5
4 x 2,5
4 x 2,5
4 x 4 + 3 x 1,5
4 x 4 + 3 x 1,5
4 x 4 + 3 x 1,5
4 x 6 + 3 x 1,5
4 x 4 + 3 x 1,5
4 x 6 + 3 x 1,5
4 x 6 + 3 x 1,5
4 x 6 + 3 x 1,5
3 x 25 + 1 x 16
3 x 50 + 1 x 25
3 x 25 + 1 x 16
3 x 25 + 1 x 16
3 x 35 + 1 x 16
3 x 95 + 1 x 50
3 x 25 + 2 x 16
3 x 50 + 2 x 25
1 STAGE 2 STAGES
-------
-------
2 x (4 x 10) + 4 x 1,5
-------
2 x (4 x 10) + 4 x 1,5
2 x (4 x 10) + 4 x 1,5
2 x (4 x 10) + 4 x 1,5
-------
-------
-------
2 x (4 x 4) + 4 x 1,5
-------
2 x (4 x 4) + 4 x 1,5
2 x (4 x 4) + 4 x 1,5
2 x (4 x 4) + 4 x 1,5
-------
1 STAGE 2 STAGES
- Connect the power supply cables to the terminals in the electric box through the grommet.
- The sections have been calculated for a length no longer than 50m and a voltage drop of 10V.
Do not start the unit if the drop is greater than this.
- The wiring and circuit breakers to be mounted in the installation must comply with the Regulations in force.
- Ground wires must be properly connected and have a greater length than the phase wires.
(*) According to standards, you can use different sections for PE and N.
1
2
3
4
INDOOR
SECTION
OUTDOOR
SECTION
FOR UNIT MODELS:
24E-32E-38E-43E
48D-64D-76D-86D
2.- INSTALLATION
2.6.- ELECTRICAL CONNECTIONS
Power supply.
Indoor motor fan electrical connection.
Electrical heater connection (optional).
Terminal-Thermostat connection
(See electrical connection for the controller).
- BEFORE MAKING ANY ELECTRICAL CONNECTIONS, BE SURE THAT ALL CIRCUIT BREAKERS
ARE OPEN.
- IN ORDER TO CARRY OUT THE ELECTRICAL CONNECTIONS, FOLLOW THE ELECTRICAL DIAGRAM
SUPPLIED WITH THE UNIT.
1
23
4
11
2
3
PE L1 L2
X1
L3
3 ~ 230V - 50 Hz + PE
PE L1 L2 L3 N
X1
3N ~ 400V - 50 Hz + PE
11
2 3