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<p><font size="2">Your pumps are probably constant volume on the condenser (cooling tower) loop. Doubling your chillers will double the amount of power required for pushing the same volume of water to both chillers. </font><br>
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<font size="2">Regards,<br>
Shariq<br>
<br>
Shariq Ali EIT, LEED AP BD+C<br>
Mechanical Engineer<br>
URS Corporation<br>
1375 Euclid Ave. Suite 600<br>
Cleveland, OH 44115<br>
Direct: 216.622.2276<br>
Fax: 216.622.2428</font><br>
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