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TABLE 3
ELECTRIC HEAT SECTION FUSE RATING
EHA QUANTITY
& SIZE
VOLTAGES
FUSE (3 each)
F3 - 1 F3 - 2 F42 - 1 F42 - 2
EHO075-1, 7.5
208/230 - 25 Amp 250V - -
460 - 15 Amp 600V - -
575 - 10 Amp 600V - -
EHO150-1, 15
208/230 - 50 Amp 250V - -
460 - 25 Amp 600V - -
575 - 20 Amp 600V - -
EHO225-1, 22.5
208/230 50 Amp 250V - 25 Amp 250V -
460 25 Amp 600V - 15 Amp 600V -
575 20 Amp 600V - 10 Amp 600V -
EHO300-1, 30
208/230 50 Amp 250V - 50 Amp 250V -
460 25 Amp 600V - 25 Amp 600V -
575 20 Amp 600V - 20 Amp 600V -
EHO450-1, 45
208/230 50 Amp 250V - 60 Amp 250V 60 Amp 250V
460 25 Amp 600V - 50 Amp 600V -
575 20 Amp 600V - 40 Amp 600V -
EHO600-1, 60
208/230 60 Amp 250V 60 Amp 250V 60 Amp 250V 60 Amp 250V
460 50 Amp 600V - 50 Amp 600V -
575 40 Amp 600V - 40 Amp 600V -
EHO057-1, 5.7 384 - 15 Amp 600V - -
EHO115-1, 15 384 - 25 Amp 600V - -
EHO172-1, 17.2 384 25 Amp 600V - 15 Amp 600V -
EHO230-1, 23.0 384 25 Amp 600V - 25 Amp 600V -
EHO345-1, 34.5 384 25 Amp 600V - 40 Amp 600V -
EHO459-1, 45.9 384 40 Amp 600V - 40 Amp 600V -
II-PLACEMENT AND INSTALLATION
Make sure the unit is installed in accordance with the in
stallation instructions and all applicable codes. See ac
cessories section for conditions requiring use of the op
tional roof mounting frame (C1CURB10).
III-CHARGING
WARNING
Refrigerant can be harmful if it is inhaled. Refrigerant
must be used and recovered responsibly.
Failure to follow this warning may result in person
al injury or death.
IMPORTANT
Units equipped with a Hot Gas Reheat system MUST be
charged in standard cooling mode.
A-Refrigerant Charge and Check - All-Aluminum Coil
092H, 102H, 120H, 150S, 150H Units
WARNING-Do not exceed nameplate charge under any
condition.
This unit is factory charged and should require no further
adjustment. If the system requires additional refrigerant, re
claim the charge, evacuate the system, and add required
nameplate charge.
NOTE - System charging is not recommended below 60_F
(15_C). In temperatures below 60_F (15_C), the charge
must be weighed into the system.
If weighing facilities are not available, or to check the
charge, use the following procedure:
IMPORTANT - Charge unit in standard cooling mode.
1 Make sure outdoor coil is clean. Attach gauge manifolds
and operate unit at full CFM in cooling mode with econo
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