Trane TKD Installation Operation & Maintenance page 13

Figure 12 - Air circulation in free cooling operation
125-155-175-200-250-265-290-340
0%
100%
100%
100%
100%
275-300-350-400-500-600
Closed
100%
100%
RT-SVX42B-E4
Operation
PHE
100%
100%
100%
By-pass
PHE
100%
100%
100%
By-pass
Free cooling operation
ERW
125-155-175-200-250-265-290-340
100%
0%
100%
100%
ERW
275-300-350-400-500-600
100%
0%
100%
100%
100% 100%
OFF
100%
100%
100%
100%
OFF
100%
100%
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