York GHD - Manual (Page 4)

036-21145-003 Rev. A (0403)
4 Unitary Products Group
NOTE: Do not exceed minimum/maximum CFM limits shown
under Air Flow Data.
APPLICATION LIMITATIONS
These units must be installed in accordance with all national
and local safety codes.
Air flow must be within the minimum and maximum limits
approved for electric heat, evaporator coils and outdoor units.
COOLING CAPACITY - COIL ONLY
*
MODEL COIL RATED CFM ENTERING AIR °F (WET BULB)
MBH@ EVAPORATOR TEMPERATURE AND CORRESPONDING PRESSURE °F / PSIG
35 / 61.5 40 / 68.5 45 / 76.0 50 / 84.0
UNCASED UPFLOW
G1NA024S17G 800
72 27.4 25.0 22.3 19.4
67 25.3 22.9 20.3 17.5
62 20.8 18.4 15.9 13.4
57 16.9 14.6 12.2 9.4
G1NA030S17H 1000
72 35.2 32.0 28.6 24.8
67 32.4 28.6 25.3 21.9
62 26.6 23.6 21.5 18.7
57 25.2 22.7 20.2 17.6
G1NA030S17K 1000
72 39.6 36.0 32.1 27.9
67 36.4 33.2 29.5 25.7
62 29.9 27.2 24.2 21.0
57 28.1 25.6 22.7 19.8
G1NA036S17J 1200
72 49.3 44.9 39.9 34.7
67 45.4 41.3 36.7 32.0
62 37.2 33.8 30.1 26.2
57 35.0 28.3 28.3 24.6
G1NA036S17L 1200
72 59.9 54.5 48.5 42.6
67 55.1 51.1 44.6 38.9
62 45.2 41.1 36.6 31.9
57 42.5 38.7 34.4 30.0
G1NA036S21C 1200
72 49.3 44.9 39.9 34.7
67 45.4 41.3 36.7 32.0
62 37.2 33.8 30.1 26.2
57 35.0 31.8 28.3 24.6
G1NA042S24W 1400
72 86.7 73.0 59.2 44.9
67 69.4 57.2 45.2 33.1
62 54.0 42.3 33.4 26.8
57 46.4 40.0 33.4 26.8
G1NA048S21D 1400
72 62.4 56.8 50.5 44.4
67 57.4 53.2 46.5 40.5
62 47.1 42.8 38.1 33.2
57 44.3 40.3 35.8 31.2
G1NA060S24T 1800
72 95.4 82.1 68.4 54.0
67 76.4 64.1 52.2 39.9
62 59.6 47.4 38.6 32.4
57 51.2 44.8 38.6 32.4
* See Condensing Unit or Heat Pump Technical Guide for Total Cooling Capacity and Sensible Capacity.
APPLICATION FACTOR-RATED
CFM VS. ACTUAL CFM
% OF RATED AIR FLOW 80% 90% RATED CFM 110% 120%
CAPACITY FACTOR 0.96 0.98 1.00 1.02 1.03
ENTERING AIR TEMPERATURE LIMITS
WET BULB TEMP. ºF DRY BULB TEMP. ºF
Min. Max. Min. Max.
57 72 65 95