Trane Centrifugal Water Chillers CVGF - Manual (Page 4)

Standard CVGF Features
The following features are provided as standard with all Trane Model CVGFchillers:
• Hermetic two-stage centrifugal compressor-motor assembly with integral lubrication system
and economizer cycle
• Evaporator and condenser assembly
• Prewired instrument and control panel
• Oil charge
• Integral oil heaters
• Isolation pads
• Wiring and oil system interconnection to main control panel
• Advance motor protection
• Two-stage gear drive with economized cycle for high effi ciency and high reliability
• Liquid cooled hermetic induction motor; the motor operates at lower temperatures for longer
motor life
Optional Features
• Unit and remote wye-delta mounted starters
• Unit mounted, fl oor mounted, and wall mounted solid state starters.
• Across-the-line, Primary Reactor, and Auto Transformer Remote mounted starter for medium/
high voltage
• Marine waterboxes for evaporator and condenser
• Factory-applied thermal insulation
• One-inch defl ection spring isolators for vibration-sensitive installations
• Refrigerant available from a local distributor
• Building automation systems (BAS) Interface
• Factory testing
Applications
• Comfort cooling
• Industrial process cooling
Patents
• Polygon drive for refrigeration compressor impellers
• Centrifugal compressor sump demister
• Internal oil fi lter
• Thermosiphonic oil cooler
• Compressor height and alignment adjustment
• Oil return using hot gas for motive force
• Centrifugal impeller assembly
• Internal oil fi lter
Orifi ce System
• Simplifi ed orifi ce system with improved part load performance down to 20 percent part load
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Features and Benefi ts
CTV-PRC001-E4