Marley
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Sigma Steel Cooling Tower
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Table of Contents
Engineering Data
Schematic 6
Support 7
Concrete Basin 8
Piping 9
Environmental 10
Energy Management 11
Specifications / Base
Base 12
Thermal Performance 13
Construction 14
Fan Deck and Fan Cylinder 15
Mechanical Equipment 15
Fill, Louvers and Drift Eliminators 17
Hot Water Distribution System 18
Casing 18
Access 18
Cold Water Collection Basin 19
Scope of Work 19
Specifications / Options
Control Options
Control System 20
Basin Heater 21
Fan Motor Variable Speed Drive 21
Marley Premium VFD System 22
Vibration Limit Switch 23
Convenience and Safety Options
Stairway 24
Plenum Walkway 24
Ladder Extension 24
Ladder Safety Cage 24
Oil Level Sight Glass 25
Miscellaneous Options
Steel Cold Water Basin 25
Factory Mutual Approval 25
Hot Water Basin Covers 25
Air Inlet Screens 25
Low Noise Tower 26
Service Life-Relate Customization 27