Site Preparation Guide - HP Integrity rx1620

General Site Preparation Guidelines
Conversion Factors and Formulas
Chapter 3
34
• Cabinets for cleaning materials
• Maintenance area and spare parts
Floor Plan Grid
A floor plan grid is used to plan the location of equipment in the computer room. In addition to its use for
planning, the floor plan grid should also be used when planning the locations of the following items:
• Air conditioning vents
• Lighting fixtures
• Utility outlets
• Doors
• Access areas for power wiring and air conditioning filters
• Equipment cable routing
Conversion Factors and Formulas
The conversion factors provided here are intended to ease data calculation for systems that do not conform
specifically to the configurations listed in this Site Preparation Guide. Listed below are the conversion factors
used in this document, as well as additional conversion factors which may be helpful in determining those
factors required for site planning.
Conversion Factors
• Refrigeration
— 1 watt =.86 kcal/h
— 1 watt = 3.412 Btu/h
— 1 watt = 2.843 x 10-4 tons
— 1 ton = 200 Btu/min.
— 1 ton = 12,000 Btu/h
— 1 ton = 3,517.2 W
• Metric Equivalents
— 1 centimeter = 0.3937 in
— 1 meter = 3.28 ft.
— 1 meter = 1.09 yds
— 1 in. = 2.54 cm
— 1 ft. = 0.305 m
— 1 CFM = 1.7m3/h
•kVA Conversions