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551B
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Fig. 47 — Cooling Charging Charts, Standard 551B090 Unit
Fig. 48 — Cooling Charging Charts, Standard 551B102 Unit
Contents
Main
Page
installation, start-up and service instructions
SINGLE PACKAGE ROOFTOP ELECTRIC COOLING UNITS
551B
Pac
Dura
Page
Fig. 2 Roof Curb Details
CAUTION: Fig. 6 Rigging Details
Fig. 3 Unit Leveling Tolerances
Fig. 5 Condensate Drain Piping Details
Fig. 4 Condensate Drain Location
Page
Table 1 Physical Data
Page
Table 2 Electrical Data
Table 2 Electrical Data (cont)
LEGEND AND NOTES FOR TABLE 2
Never operate a motor where a phase imbalance in supply voltage is greater than 2%.
Table 3 Electric Heater Usage
=
Page
Page
Page
HoodBox
B
Fig. 23 Outdoor-Air Hood Construction
Fig. 24 Filter Installation
Fig. 25 EconoMi$er IV Wiring
FOR OCCUPANCY CONTROL REPLACE JUMPER WITH FIELD-SUPPLIED TIME CLOCK
Page
D C B A
Fig. 35 CO2 Sensor Maximum Range Setting
2345678
5000
4000
3000
Page
Page
CFM
Table 9 Fan Rpm at Motor Pulley Setting*; Standard Motor/Drive
Table 10 Fan Rpm at Motor Pulley Setting*; High-Static Motor/Drive
Table 11 Evaporator-Fan Motor Data Standard Motor
Table 12 Evaporator-Fan Motor Data High-Static Motors
Table 13 Accessory/FIOP EconoMi$er IV Static Pressure* (in. wg)
Table 14 Accessory/FIOP Electric Heaters Static Pressure (in. wg)
GENERAL FAN PERFORMANCE NOTES
Table 15 Fan Performance 551B090 Vertical Discharge Units; Standard Motor (Belt Drive)*
Table 16 Fan Performance 551B090 Vertical Discharge Units; High-Static Motor (Belt Drive)*
Table 17 Fan Performance 551B102 Vertical Discharge Units; Standard Motor (Belt Drive)*
Table 18 Fan Performance 551B102 Vertical Discharge Units; High-Static Motor (Belt Drive)*
Table 19 Fan Performance 551B120 Vertical Discharge Units; Standard Motor (Belt Drive*
Table 20 Fan Performance 551B120 Vertical Discharge Units; High-Static Motor (Belt Drive)*
Table 21 Fan Performance 551B150 Vertical Discharge Units; Standard Motor (Belt Drive)*
Table 22 Fan Performance 551B090 Horizontal Discharge Units; Standard Motor (Belt Drive)*
Table 23 Fan Performance 551B090 Horizontal Discharge Units; High-Static Motor (Belt Drive)*
Table 24 Fan Performance 551B102 Horizontal Discharge Units; Standard Motor (Belt Drive)*
Table 25 Fan Performance 551B102 Horizontal Discharge Units; High-Static Motor (Belt Drive)*
Table 26 Fan Performance 551B120 Horizontal Discharge Units; Standard Motor (Belt Drive)*
Table 27 Fan Performance 551B120 Horizontal Discharge Units; High-Static Motor (Belt Drive)*
Table 28 Fan Performance 551B150 Horizontal Discharge Units; Standard Motor (Belt Drive)*
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Table 31 Perfect Humidity Dehumidification System Subcooling Mode Service Analysis
Table 32 Perfect Humidity Dehumidification Hot Gas Reheat Mode Service Analysis
