ASHRAE-90.1-2022- - Page 131

Extracted Content

Table 6.8.1-12 Vapor-Compression-Based Indoor Pool Dehumidifiers—Minimum Efficiency Requirements

Equipment TypeSubcategory or Rating ConditionMinimum EfficiencyTest Procedure
Single package indoor
(with or without economizer)
Rating Conditions: A or C3.5_MRE_AHRI 910
Single package indoor water-cooled
(with or without economizer)
Rating Conditions: A, B, or C3.5_MRE_3.5_MRE_
Single package indoor air-cooled
(with or without economizer)
Rating Conditions: A, B, or C3.5_MRE_3.5_MRE_
Split_system_ indoor air-cooled
(with or without economizer)
Rating Conditions: A, B, or C3.5_MRE_3.5_MRE_

Table 6.8.1-13 Electrically Operated DX-DOAS Units, Single-Package and Remote Condenser,

without Energy Recovery—Minimum EfficiencyRequirementsCol3Col4
Equipment TypeSubcategory or Rating ConditionMinimum EfficiencyTest Procedure
Air cooled (dehumidification mode)4.0_ISMRE_AHRI 920
Air source heat pumps (dehumidification mode)4.0_ISMRE_AHRI 920
Water cooled (dehumidification mode)Cooling tower condenser water4.9_ISMRE_AHRI 920
Water cooled (dehumidification mode)Chilled Water6.0_ISMRE_6.0_ISMRE_
Air source heat pump (heating mode)2.7_ISCOP_AHRI 920
Water source heat pump (dehumidification mode)Ground source, closed loop4.8_ISMRE_AHRI 920
Water source heat pump (dehumidification mode)Ground-water source5.0_ISMRE_5.0_ISMRE_
Water source heat pump (dehumidification mode)Water source4.0_ISMRE_4.0_ISMRE_
Water source heat pump (heating mode)Ground source, closed loop2.0_ISCOP_AHRI 920
Water source heat pump (heating mode)Ground-water source3.2_ISCOP_3.2_ISCOP_
Water source heat pump (heating mode)Water source3.5_ISCOP_3.5_ISCOP_

Table 6.8.1-14 Electrically Operated DX-DOAS Units, Single-Package and Remote Condenser,with Energy Recovery—Minimum Efficiency Requirements

Equipment TypeSubcategory or Rating ConditionMinimum EfficiencyTest Procedure
Air cooled (dehumidification mode)
Air source heat pumps (dehumidification mode)
5.2_ISMRE_
5.2_ISMRE_
AHRI 920
AHRI 920
Water cooled (dehumidification mode)Cooling tower condenser water5.3_ISMRE_AHRI 920
Water cooled (dehumidification mode)Chilled water6.6_ISMRE_6.6_ISMRE_
Air source heat pump (heating mode)3.3_ISCOP_AHRI 920
Water source heat pump (dehumidification mode)Ground source, closed loop5.2_ISMRE_AHRI 920
Water source heat pump (dehumidification mode)Ground-water source5.8_ISMRE_5.8_ISMRE_
Water source heat pump (dehumidification mode)Water source4.8_ISMRE_4.8_ISMRE_
Water source heat pump (heating mode)Ground source, closed loop3.8_ISCOP_AHRI 920
Water source heat pump (heating mode)Ground-water source4.0_ISCOP_4.0_ISCOP_
Water source heat pump (heating mode)Water source4.8_ISCOP_4.8_ISCOP_

ANSI/ASHRAE/IES Standard 90.1-2022 (I-P) 129