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
Installation - Mechanical
RLC-SVX09H-EN 47
Figure 25. Evaporator pressure drop curves - 3 pass, 60 hz - RTWD, RTUD
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
0.0 50.0 100.0 150.0 200.0 250.0 300.0 350.0 400.0
Pressure Drop (ft. H2O)
Water Flow (GPM)
Waterside Pressure Drop - 60 Hz Units - 3 Pass Evaporator
RTWD080 Std
RTWD090 Std
RTWD100 Std
RTWD110 Std
RTWD120 Std
RTWD130 Std
RTWD140 Std
RTWD80 High
RTWD90 High
RTWD100 High &
RTUD110 High
RTWD110 High &
RTUD120, 130 High
RTWD120 High &
RTUD150 High
RTWD130 High