A-6
Tables and Worksheets
Use Table A-5 to calculate the system’s power requirements. Depending on the component 
combination used, the power requirements differ between systems. Have an electrician double check 
the calculations. The specifications in the following tables should be taken directly from the service 
manual of each specific equipment 
Table A-5. Worksheet for Power Requirement Calculations.
Equipment
Type
Product
Number
Voltage (V) Amperage (A)
Number of 
Machines (B)
Total 
Amperage
(A x B)
Computer  
Expansion Cabinet
Disk Drive
Mag Tapes
Printers
Terminals
Other