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vLiebert

™

System Design Manual

List of Tables

Table 2-1: Performance data, CW026-CW400, 50/60Hz, upflow and downflow models with EC fans . . . . . . . . . . 9

Table 2-2: Performance data, CW026-CW114, 50/60Hz,

upflow and downflow models with forward-curved blowers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Table 2-3: Performance data for select Liebert CW Units with EC fans, High Delta T conditions . . . . . . . . . . . . . 11

Table 2-4: Motor size required to deliver rated airflow, models with forward-curved blowers . . . . . . . . . . . . . . . . 12

Table 2-5: Maximum airflow

with maximum motor size at listed static pressure, models with forward-curved blowers . . . . . . . . . 12

Table 2-6: Physical data, Liebert CW026 - CW089, 50/60Hz models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Table 2-7: Physical data—Liebert CW106 - CW400, 50/60Hz models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Table 3-1: Electrical data, Liebert CW with EC fans, 60Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Table 3-2: Electrical data—Forward-curved Blowers, 60Hz systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Table 3-3: Indoor evaporator fan motor electrical requirements—60Hz systems . . . . . . . . . . . . . . . . . . . . . . . . . 20

Table 3-4: Electrical data—EC fan models, 50Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Table 3-5: Electrical data—Forward-curved blowers, 50Hz systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Table 3-6: Indoor evaporator fan motor electrical requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Table A-1: Comparison of certification criteria, 2000-2006. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Table A-2: Downflow Liebert CW models on floor stand with 36" plenum, CW026-CW081 . . . . . . . . . . . . . . . . . 82

Table A-3: Upflow Liebert CW models on floor stand with 36" plenum, CW026-CW114 . . . . . . . . . . . . . . . . . . . . 83

Table A-4: Downflow Liebert CW models on floor stand without plenum, CW026-CW081 . . . . . . . . . . . . . . . . . . 83

Table A-5: Upflow Liebert CW models on floor stand without plenum, CW026-CW114. . . . . . . . . . . . . . . . . . . . . 83

Table A-6: Upflow Liebert CW models direct mount to concrete without plenum, CW026-CW114 . . . . . . . . . . . . 84

Table A-7: Upflow Liebert CW models direct mount to concrete with 36" plenum, CW026-CW114. . . . . . . . . . . . 84

Table B-1: Dimensions—Liebert Air Economizer and Liebert CW models CW026D-CW084D . . . . . . . . . . . . . . . 98

Emerson CW026 User Manual

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