2.6.8 Using an Adjustable Frequency Drive Saves Money
Example chapter 2.6.9 Without an Adjustable Frequency Drive shows that a lot of equipment is not required when an
adjustable frequency drive is used. It is possible to calculate the cost of installing the two different systems. In the example,
the two systems can be established at roughly the same price.
2.6.9 Without an Adjustable Frequency Drive
Figure 2.9 Traditional Fan System
D.D.C.
Direct Digital Control
E.M.S. Energy Management system
V.A.V. Variable Air Volume
Sensor P Pressure
Sensor T Temperature
Table 2.6 Abbreviations used in Figure 2.9
Product Overview
Design Guide
16 Danfoss A/S © Rev. 2014-01-14 All rights reserved. MG18C522
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