Installation and Maintenance Manual
Table Of Contents
- Warnings, Cautions and Notices
- Model Number Description
- General Information
- Pre-Installation
- Unit Dimensions/Weights
- Installation - Mechanical
- Location Requirements
- Rigging
- Evaporator Piping
- Condenser Water Piping (RTWD Units Only)
- Refrigerant Relief Valve Venting
- RTUD Installation
- System Configuration
- Equivalent Line Length
- Liquid Line Sizing
- Discharge (Hot Gas) Line Sizing
- Example
- Refrigerant Charge Determination
- RTUD Chilled Water Flow Control
- Oil Charge Determination
- Outdoor Air Temperature Sensor Installation Requirements
- Fan Control for the Remote Air Cooled Condenser
- RTUD Condenser Elevation Setting
- Shipping Spacers
- Installation - Electrical
- RTWD/RTUD Operating Principles
- Controls Interface
- Pre-Start Checkout
- Unit Start-Up Procedures
- Unit Shutdown
- Service and Maintenance
- Diagnostics
- Wiring Schematics

General Information
12 RLC-SVX09H-EN
Table 4. General Data – RTUD – 60 Hz
Size 80 90 100 110 120 130 150 160 180 200 220 250
Compressor K1/K1 K2/K2 K2/L1 L1/L1 L1/L2 L2/L2 L2/M1 M1/M1 M1/M2 M2/M2 M2/N1 N1/N1
Quantity 222222222222
Nominal Size 40/40 45/45 45/55 55/55 55/65 65/65 65/70 70/70 70/85 85/85 85/100 100/100
Evaporator
2 Pass Arrangement
Water Conn.
Size
NPS444555555555
mm 100 100 100 125 125 125 125 125 125 125 125 125
Water Storage (gal) 9.8 10.6 12.0 14.0 15.3 15.3 16.5 19.2 19.2 20.3 22.3 24.2
(L) 37.1 40.2 45.3 53.0 58.0 58.0 62.4 72.6 72.6 77.0 84.5 91.5
Minimum Flow (gpm) 77 79 91 99 111 111 122 140 140 151 169 186
(L/s) 4.9 5.0 5.7 6.2 7.0 7.0 7.7 8.8 8.8 9.5 10.7 11.7
Maximum Flow (gpm) 281 291 335 363 408 408 447 514 514 553 620 681
(L/s) 17.7 21.2 23.0 25.8 28.3 30.0 28.2 32.4 32.4 34.9 39.1 43.0
3 Pass Arrangement
Water Conn.
Size
NPS333444444444
mm 80 80 80 100 100 100 100 100 100 100 100 100
Water Storage (gal) 9.5 10.3 11.6 13.7 15.1 15.1 16.1 18.8 18.8 20.0 22.0 23.8
(L) 36.0 39.0 44.0 52.0 57.0 57.0 61.0 71.2 71.2 75.6 83.2 90.1
Minimum Flow (gpm) 51 53 61 66 74 74 81 94 94 100 112 124
(L/s) 3.2 3.3 3.8 4.2 4.7 4.7 5.1 5.9 5.9 6.3 7.1 7.8
Maximum Flow (gpm) 187 194 224 242 272 272 298 343 343 368 413 454
(L/s) 11.8 12.2 14.1 15.3 17.2 17.2 18.8 21.6 21.6 23.2 26.1 28.6
General Unit
Refrigerant Type R-134a R-134a R-134a R-134a R-134a R-134a R-134a R-134a R-134a R-134a R-134a R-134a
# Refrig Circuits 222222222222
Refrigerant
Charge
(lb) 50/50 49/49 47/47 65/65 64/64 64/64 62/62 66/66 66/66 66/66 63/63 61/61
(kg)
22.7/
22.7
22.2/
22.2
21.3/
21.3
29.5/
29.5
29.0/
29.0
29.0/
29.0
28.1/
28.1
29.9/
29.9
29.9/
29.9
29.9/
29.9
28.6/
28.6
27.7/
27.7
Oil Charge (qt) 7.2/7.2 7.2/7.2 7.2/10.5
10.5/
10.5
10.5/
10.5
10.5/
10.5
10.5/
10.5
10.5/
10.5
10.5/
12.4
12.4/
12.4
12.4/
12.4
12.4/
12.4
(L) 6.8/6.8 6.8/6.8 6.8/9.9 9.9/9.9 9.9/9.9 9.9/9.9 9.9/9.9 9.9/9.9 9.9/11.7
11.7/
11.7
11.7/
11.7
11.7/
11.7
Discharge
Connection
Diameter
(inch) 2.1 2.1 2.1 2.6 2.6 2.6 2.6 3.1 3.1 3.1 3.1 3.1
Liquid
Connection
Diameter
(inch) 1.1 1.1 1.1 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.6
Notes:
1. Data containing information on two circuits is shown as circuit 1/circuit 2.
2. 2. Flow limits are for water only.