Lennox AIRCOOLAIR Installation, Operating And Maintenance page 18

2.- INSTALLATION
FREE-COOLING
THERMOSTATIC AND������� ENTHALPIC FREE-COOLING WITHOUT RETURN FAN CIC/CIH 020S TO 045D�������
5x Shielded
AS
HR/T
2x Shielded
AS
2x Shielded
OS
OS 5x Shielded
HR/T
THERMOSTATIC AND������� ENTHALPIC FREE-COOLING WITHOUT RETURN FAN CIC/CIH 055D������� TO 40D������� .
5x Shielded
AS
HR/T
2x Shielded
AS
2x Shielded
OS
OS 5x Shielded
HR/T
DS (D������� i scharge sensor).
OS (Outdoor sensor).
AS (Remote ambient sensor).
RS (D������� u ct sensor).
MS (D������� u ct sensors free-cooling).
RS HR/T (D������� u ct remote sensor).
CO (CO Air quality probe).
2 2
DPT
(Air differential pressure transducer).
OS HR/T (Outdoor sensor).
AS HR/T (Remote ambient sensor).
D������� M : D������� a mper actuator.
OUTD������� O OR UNIT
2x Shielded
ELECTRICAL
5x.5 (Standard version)
BOX
2x Shielded
3 twisted pairs
AWG24 and Shielded
EFM
2x Shielded
5x Shielded
3x Shielded
3x Shielded
4X.5
OUTD������� O OR UNIT
ELECTRICAL
BOX
Free-cooling
Thermostatit Enthalpic
Standard Standard
Standard Standard
Standard Standard
OPT (It re-
N/A
places AS)
Standard Standard
OPT (It repla-
N/A
ces AS/HR/T)
N/A Optional
Optional Optional
N/A Standard
N/A Standard
3x Shielded
EFM: Exhaust fan motor.
C50 VERSION
6x.5+3x.5 (With EFM)
Terminal
C50
ELECTRICAL
BOX
3x.5
RS RS
HR/T
RETURN
AIR D������� U CT
CO
2
FRESH AIR
INTAKE
C50 VERSION
2x Shielded
5x.5 (Standard version)
2x Shielded
3 twisted pairs
AWG24 and Shielded
MIXING
SECTION
EFM
RS
MS
HR/T
RETURN
AIR D������� U CT
RS
CO
2
ELECTRICAL
FRESH AIR
BOX
4X.5 (4x2.5, 00D������� and 40D������� models)
7
AIR FILTER
MIXING IND������� O OR
SECTION UNIT
MS
2x Shielded
FM
D������� P T
6x.5+4x.5 (With EFM)
Terminal
C50
IND������� O OR
UNIT
FM
D������� M
D������� P T
INTAKE
3x Shielded
FM: Indoor fan motor.
To be wired To be wired
by the installer
The drawings show
the side view
≥1m
D������� S
D������� I SCHARGE
AIR D������� U CT
o be wired
by the installer
The drawings show
the top view
D������� S
D������� I SCHARGE
AIR D������� U CT
AIR FILTER