Packaged Rooftop Air Conditioners Manual

RT-PRC010-EN24
General Data
Table GD-2 — General Data — 50-75 Tons
50 Ton 55 Ton 60 Ton 70 Ton 75 Ton
Compressor Data
3
Standard High Capacity
Number/Size (Nominal) 2/10, 2/15 Ton 4/15 Ton 4/15 Ton 4/10, 2/15 Ton 4/10, 2/15 Ton 4/10, 2/15 Ton
Model Scroll Scroll Scroll Scroll Scroll
Unit Capacity Steps (%) 100/80/60/30 100/75/50/25 100/75/50/25 100/72/44/22 100/72/44/22
RPM 3450 3450 3450 3450 3450
Evaporator Fans
Number/Size/Type 2/20”/FC 2/20”/FC 2/22”/FC 2/22”/FC 2/22”/FC
Number of Motors 1 1 1 1 1
Hp Range 7
1
/
2
-30 7
1
/
2
-30 10-40 10-40
6
10-40
6
Cfm Range
1
10000-22500 12000-24000 14000-27000 16000-27000 16000-27000
ESP Range — (In. WG) 0.25-4.0 0.25-4.0 0.25-4.0 0.25-4.0 0.25-4.0
Exhaust Fans 50% 100% 50% 100% 50% 100% 50% 100% 50% 100%
Number/Size/Type 1/18”/FC 2/18”/FC 1/18”/FC 2/18”/FC 1/20”/FC 2/20”/FC 1/20”/FC 2/20”/FC 1/20”/FC 2/20”/FC
Hp Range 5-7.5 5-15 5-7.5 5-15 5-7.5 5-20 5-7.5 5-20 5-7.5 5-20
Cfm Range 3000-11000 9000-20000 3000-11000 10000-21500 4000-13000 12000-27000 4000-13000 12000-27000 4000-13000 12000-27000
ESP Range — (In. WG) 0.25-1.4 0.2-2.0 0.25-1.4 0.2-2.0 0.25-1.4 0.2-2.0 0.25-1.4 0.2-2.0 0.25-1.4 0.2-2.0
Condenser Fans
Number/Size/Type 6/26”/Prop 6/26”/Prop 6/26”/Prop 6/26”/Prop 6/26”/Prop
Hp (Each) 1.0 1.0 1.0 1.0 1.0
Cfm 36600 36600 40800 40800 40800
Cycle/Phase 60/3 60/3 60/3 60/3 60/3
Evaporator Coil — Standard
Size (Ft.
2
) 37.9 37.9 43.1 43.1 43.1
Rows/Fin Series 3/148 3/148 2/164 3/180 4/148
Tube Diameter/Surface
1
/
2
/Enhanced
1
/
2
/Enhanced
1
/
2
/Enhanced
1
/
2
/Enhanced
1
/
2
/Enhanced
Evaporator Coil — High Capacity
Size (Ft
2
) 37.9 37.9 43.1 43.1
Rows/Fin Series 4/148 4/148 4/148 NA 5/148
Tube Diameter/Surface
1
/
2
/Enhanced
1
/
2
/Enhanced
1
/
2
/Enhanced
1
/
2
/Enhanced
Condenser Coil (Aluminum Fins)
Size (Ft.
2
) 70.0 70.0 88.0 88.0 88.0
Rows/Fin Series/Tube Diameter 3/144/
3
/
8
4/144/
3
/
8
4/144/
3
/
8
4/144/
3
/
8
3/144/
3
/
8
Copper Condenser Fins (Optional) 3/144/
3
/
8
3/144/
3
/
8
3/144/
3
/
8
3/144/
3
/
8
3/144/
3
/
8
Electric Heat
KW Range
2
70-190 70-190 90-190 90-190 90-190
Capacity Steps: 3 3 3 3 3
Natural Gas Heat
Standard Gas Heat
Low Heat Input 500 500 500 500 500
High Heat Input 850 850 850 850 850
Standard Heating Capacity Steps: 2 2 2 2 2
Modulating Gas Heat
High/Low Heat - Limited Modulation
4
33% 33% 33% 33% 33%
Heat Exchanger Type Standard Standard Standard Standard Standard
High/Low Heat - Full Modulation
5
100% 100% 100% 100% 100%
Heat Exchanger Type High Grade, High Grade, High Grade, High Grade, High Grade,
Stainless Steel Stainless Steel Stainless Steel Stainless Steel Stainless Steel
Hot Water Coil
Size (Inches) 42x66x2 Row 42x66x2 Row 42x90x2 Row 42x90x2 Row 42x90x2 Row
Type Type W, Prima Flo Type W, Prima Flo Type W, Prima Flo Type W, Prima Flo Type W, Prima Flo
High Heat (Fins/Ft) 110 110 110 110 110
Low Heat (Fins/Ft) 80 80 80 80 80
Steam Coil
Size (Inches) 30x66x1 Row 30x66x1 Row 30x90x1 Row 30x90x1 Row 30x90x1 Row
12x66x1 Row 12x66x1 Row 12x90x1 Row 12x90x1 Row 12x90x1 Row
Type Type NS Type NS Type NS Type NS Type NS
High Heat (Fins/Ft) 96 96 72 72 72
Low Heat (Fins/Ft) 42 42 42 42 42