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Q-T
Series General Information
EC
Q-T
MODEL NOMENCLATURE
EC
Q
42
A
MODEL
AIR
NUMBER
CONDITIONER
Q-Tec™
REVISION |
CAPACITY
24 - 2 Ton
SPECIALTY
30 - 2½ Ton
PRODUCTS 1 |
36 - 3 Ton
(Non-Standard)
42 - 3½ Ton
48 - 4 Ton
VOLTS & PHASE |
60 - 5 Ton
A - 230/208/60/1
B - 230/208/60/3
C - 460/60/3
VENTILATION OPTIONS
X - Barometric Fresh Air Damper (Standard)
B - Blank-off Plate
E - Economizer (Not available on dehumidification versions)
P - Commercial Ventilator - Motorized w/Exhaust Power Return
V - Commercial Ventilator - Motorized w/Exhaust Spring Return
R - Energy Recovery Ventilator w/Independent Intake & Exhaust Control
NOTE: 1 Insert "D" for dehumidification with hot gas reheat. Reference 7960-584 for complete details.
2 If "X" control option is selected, then thermostat and humidistat, if applicable, or DDC control system must be field supplied.
Manual 2100-522B
Page
4 of 38
1
A
10
KW
0Z - 0KW
05 - 5KW
06 - 6KW
09 - 9KW
10 -10KW
12 -12KW
15 -15KW
X
X
V
FILTER OPTIONS
X - 1 inch Fiberglass
(Standard)
F - 2 inch Fiberglass
P - 2 inch Pleated
COLOR
V - Platinum w/Slate
Front (Vinyl)
X - Beige paint
4 - Gray paint
CLIMATE CONTROL2
STANDARD UNITS
X - None 2
A - Electronic/Non Prog
D - Electronic/Prog
H - Electronic/Prog/CO
2
X
X
COIL OPTIONS
INTERNAL
X -Standard
CONTROLS
1 - Phenolic coated
X - Standard
evaporator*
• High Pressure
2 - Phenolic coated
Switch
condenser
• Low Pressure
3 - Phenolic coated
Switch
evaporator and
• Compressor
condenser coil*
Control Module
w/Time Delay
*and reheat if
J - Alarm Relay +
applicable
LAC + Above
DEHUMIDIFICATION UNITS
X - None 2
E - Electronic/Prog/Humidistat
G - Electronic Non-Prog/Humidistat
I
- Electronic Prog/Humidistat/CO
2
X
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