Lennox CHA16, Руководство по обслуживанию

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SPECIFICATIONS CHA163003
ModelNo. CHA163003
*ARI
TotalCoolingCapacity(btuh)
•
284,000
*ARI
Standard
TotalUnitWatts 33,400
Standard
360
Ratings
EER(Btuh/Watts) 8.5
Ratings
IntegratedPartLoadValue 9.1
Refrigerant(22)
Stage1
20 lbs 0 oz
Refrigerant(22)
Charge
Stage2
20lbs.0oz.
Blowerwheelnom.diameterxwidth(in.) 20x18
Nominalmotorhorsepower 7.5
**Factory
Installed
Max.usablehorsepower 8.6
Evaporator Blower
Installed
Drives
Voltage&phase 208/230v3phor460v3ph
EvaporatorBlower
and
D i S l ti
Drives
RPMrange 610 780
and
DriveSelection
Optional
Nominalmotorhorsepower 10
Optional
**Factory
Max.usablehorsepower 11.5
Factory
Installed
Drives
Voltage&phase 208/230v3phor460v3ph
Drives
RPMrange 770 980
Netfacearea(sq.ft.) 21.0
EvaporatorCoil
Tubediameter(in.)&No.ofrows 3/8 3
EvaporatorCoil
Finsperinch 13
Netfacearea(sq.ft.) 48.5
CondenserCoil
Tubediameter(in.)&No.ofrows 3/8 3
CondenserCoil
Finsperinch 16
Diameter(in.)&No.ofblades (2)26 4
Condenser
Airvolume(cfm) 14,500(Total)
Condenser
Fans
Motorhorsepower (2)1
Motorwatts 2200(Total)
Condensatedrainsizempt(in.) (2)1
No.&sizeoffilters(in.) (6)20x25x2
Electricalcharacteristics 208/230vor460v 60hertz 3phase
• Rated at ARI Standard 360 Test Conditions.
*RatedinaccordancewithARIStandard360;95 Foutdoorairtemperatureand80 Fdb/67 Fwbenteringevaporatorair;minimumexternalductstaticpressure.
**Usingtotalairvolumeandsystemstaticpressurerequirementsdeterminefromblowerperformancetablesrpmandbhprequired.Maximumusablehpofmotors
furnishedbyLennoxareshown.Ifmotorsofcomparablehpareused,besuretokeepwithintheservicefactorlimitationsoutlinedonthemotornameplate.
OPTIONAL ACCESSORIES CHA163003(Ordered Extra)
Unit Model No. CHA163003
Model No. ECH16-185/275 & ECH16-275/300
Electric
Kw input range 30-45-60-75-90
Electric
Heat
*Fuse
208/230 volt 50H28
Fuse
Block
460 volt 50H31
Roof Mounting Frame RMF16300 (41H04)
Economizer Dampers with Gravity Exhaust No. & size of filters (in.) REMD16M300 (44H47) (3)20x25x1
Differential Enthalpy Control 54G44
Model No
208/230v
PED16300 (44H79)
Power
Model No.
460v
PED16300 (44H80)
Power
Exhaust
F
Diameter (in.) & No. of Blades (3) 16 5
Exhaust
Fans
(DownFlo Only)
Total air volume (cfm) 6300
(DownFlo Only)
Motor Horsepower (3)1/4
Watts Input (total) 750
Horizontal Supply and Return Air Kit 41H23
Ceiling Supply and
StepDown RTD11275 (29G07)
Ceiling Supply and
Return Air
Diff
Flush FD11275 (29G11) Return Air
Diffusers
Transition SRT16300 (97H13)
Outdoor Air Dampers No. & size of filters (in.) OAD16300 (1)26x31x1 (40H47)
Automatic OAD16 Damper Kit 35G21
Low Ambient Control Kit LB57113BL (16J89)
*Must be ordered extra. Factory installed heaters will have fuse block installed. Fuse block must be field installed in field installed heaters.