Trane RTAC 275 Series User Manual

RTAC-SVX002A-EN 7
General Information
Notes:
1. Data containing information on two circuits shown as follows: CKT 1/CKT 2
2. Minimum start-up/operating ambient based on a 5 mph wind across the condenser
Tab. II-01 - General data — 140-350 ton 60 Hz units - standard efciency
Size 140 155 170 185 200 225 250 275 300 350
Type STD STD STD STD STD STD STD STD STD STD
Compressor
Quantity 2 2 2 2 2 2 2 3 3 3
Nominal Size Tons 70/70 85/70 85/85 100/85 100/100 120/100 120/120 85-85/100 100-100/100 120-120/100
Evaporator
(gallons) 29 32 33 35 39 38 42 60 65 70
Water storage (liters) 111 121 127 134 146 145 158 229 245 264
2 pass arrangement
(gpm) 193 214 202 217 241 217 241 309 339 375
Minimum ow (l/s) 12 14 13 14 15 14 15 20 21 24
(gpm) 709 785 741 796 883 796 883 1134 1243 1374
Maximum ow (l/s) 45 50 47 50 56 50 56 72 78 87
3 Pass arrangement
(gpm) 129 143 135 145 161 145 161 206 226 250
Minimum ow (l/s) 8 9 9 9 10 9 10 13 14 16
(gpm) 473 523 494 531 589 531 589 756 829 916
Maximum ow (l/s) 30 33 31 33 37 33 37 48 52 58
Condenser
Qty of coils 4 4 4 4 4 4 4 8 8 8
(inches) 156/156 180/156 180/180 216/180 216/216 252/216 252/252 180/108 216/108 252/108
Coil length (mm) 3962/3962 4572/3962 4572/4572 5486/4572 5486/5486 6401/5486 6401/6401 4572/2743 5486/2743 6401/4572
(inches) 42 42 42 42 42 42 42 42 42 42
Coil height (mm) 1067 1067 1067 1067 1067 1067 1067 1067 1067 1067
Fins/Ft 192 192 192 192 192 192 192 192 192 192
Number of rows 3 3 3 3 3 3 3 3 3 3
Condenser fans
Quantity 4/4 5/4 5/5 6/5 6/6 7/6 7/7 10/6 12/6 14/6
(inches) 30 30 30 30 30 30 30 30 30 30
Diameter (mm) 762 762 762 762 762 762 762 762 762 762
(cfm) 77000 84542 92087 101296 110506 119725 128946 147340 165766 184151
Total airow (m
3
/h) 130811 143623 156441 172086 187732 203394 219059 250307 281610 312843
Nominal fan speed (rpm) 1140 1140 1140 1140 1140 1140 1140 1140 1140 1140
(rps) 19 19 19 19 19 19 19 19 19 19
(ft/min) 8954 8954 8954 8954 8954 8954 8954 8954 8954 8954
Tip Speed (m/s) 45 45 45 45 45 45 45 45 45 45
Motor Power HP 1,0 1,0 1,0 1,0 1,0 1,0 1,0 1,0 1,0 1,0
Minimum stating/ operating
ambient (2)
(kW) 0,75 0,75 0,75 0,75 0,75 0,75 0,75 0,75 0,75 0,75
Std Unit
Low ambient (°F) 25 25 25 25 25 25 25 25 25 25
(°C) -3,9 -3,9 -3,9 -3,9 -3,9 -3,9 -3,9 -3,9 -3,9 -3,9
General unit
(°F) 0 0 0 0 0,0 0 0 0 0 0
(°C) -17,8 -17,8 -17,8 -17,8 -17,8 -17,8 -17,8 -17,8 -17,8 -17,8
Refrigerant HFC-134a HFC-134a HFC-134a HFC-134a HFC-134a HFC-134a HFC-134a HFC-134a HFC-134a HFC-134a
N° of independent refrigerant
circuits
2 2 2 2 2 2 2 2 2 2
% Minimum Load 15 15 15 15 15 15 15 15 15 15
(pounds 165/165 175/165 175/175 215/210 215/215 225/215 225/225 365/200 415/200 460/200
Refrigerant charge (1) (kg) 75/75 79/75 79/79 98/95 98/98 102/98 102/102 166/91 188/91 209/91
(gallons) 1.5/1.5 1.5/1.5 1.5/1.5 2.1/1.5 2.1/2.1 2.1/2.1 2.1/2.1 4.6/2.1 5.0/2.1 5.0/2.1
Oil charge (1) (liters) 6/6 6/6 6/6 6/8 8/8 8/8 8/8 17/8 19/8 19/8

Trane RTAC 275 Series Specifications

General

Brand	Trane
Model	RTAC 275 Series
Category	Chiller
Language	English