York ZT SERIES, Техническое руководство

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5167821-YTG-K-1118
Johnson Controls Ducted Systems 17
Physical data
ZT037-061 physical data
Component
Models
ZT037 ZT049 ZT061
Nominal tonnage 3.0 4.0 5.0
AHRI cooling performance
Gross capacity @ AHRI A point (MBh) 38000 51200 61600
AHRI net capacity (MBh) 37000 50000 60000
EER 13.05 14.0 13.00
SEER (208/230 & 460V) 17.0 17.5 16.3
SEER (575V) 15.95 17.5 16.3
Nominal CFM 1300 1600 1550
System power (KW) 2.82 3.57 4.62
Refrigerant type R-410A R-410A R-410A
Refrigerant charge (lb-oz)
System 1 (208/230 & 460V) 10-5 13-2 12-7
System 1 (575V) 9-12 13-2 12-7
AHRI heating performance
Heating model N06 N08 N12 N06 N08 N12 N08 N12 N16
Heat input (K Btu) 60 80 120 60 80 120 80 120 160
Heat output (K Btu) 49 65 97 49 65 97 65 97 129
Steady state efficiency (%) 81.5 81 81 81.5 81 81 81 81 80.5
No. of burners 4 4 6 4 4 6 4 6 8
No. of stages 2
1
2
2
2
2
2
1
2
2
2
2
2
2
2
2
2
2
Temperature rise range (ºF) 20-50°F 25-65°F 50-80°F 20-50°F 25-65°F 40-70°F 25-65°F 35-65°F 45-75°F
Gas limit setting (ºF) 235 200 255 235 200 255 200 245 240
Heating model low NOx P06 P08 P12 P06 P08 P12 P08 P12 P16
Gas limit setting (ºF) Low NOx 270 240 315 270 240 315 240 315 240
Gas piping connection (in.) 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4
Dimensions (inches)
Length 89 89 89
Width 59 59 59
Height 42 42 42
Operating weight (lbs.) 922 960 968
Compressors
3
Type 2-stage scroll 2-stage scroll 2-stage scroll
Quantity 1 1 1
Unit capacity steps (%) 67/100 67/100 67/100
Condenser coil data
Face area (sq. ft.) 12.2 12.2 12.2
Rows 1 1 1
Fins per inch 23 23 23
Tube diameter (in./MM) .98/25 .98/25 .98/25
Circuitry type 2-pass Microchannel 2-pass Microchannel 2-pass Microchannel
Evaporator coil data
Face area (sq. ft.) 10.56 10.56 10.56
Rows 3 4 4
Fins per inch 15 15 15
Tube diameter 0.375 0.375 0.375
Refrigerant control TXV TXV TXV