Comfort-Aire HKV300A - Manual (Page 41)

Installation, Operation & Maintenance HKV SERIES Heat Controller, LLC
40
Unit Commissioning & Operating Conditions
BUILDING COMMISSIONING
ALL HKV MODELS
Cooling °F [°C] Heating °F [°C]
AMBIENT MIN - MAX DB 45-110 [7-43] 40-85 [4.5-29]
RETURN AIR MIN DB/WB 50/45 [10/7] 40 [4.5]
RETURN AIR MAX DB/WB 110/83 [43/28] 85 [29]
STANDARD UNIT ENTERING
WATER MIN* - MAX
40-120 [4.5-49] 60-90 [16-43]
EXTENDED RANGE UNIT** EN-
TERING WATER MIN* - MAX
30-120 [-1-49] 20-90 [-6.7-43]
*- Requires optional insulation package when operating below the dew point
**- Requires antifreeze, optional insulation package and jumperclipped.
UNIT OPERATING LIMITS
All HKV Models
Cooling °F [°C] Heating °F [°C]
AMBIENT MIN - MAX DB 50-100 [10-38] 50-85 [10-29]
RETURN AIR MIN DB/WB 65/60 [18/15.5] 60 [16]
RETURN AIR MAX DB/WB 95/75 [35/24] 80 [27]
STANDARD UNIT ENTERING
WATER MIN* - MAX
50-120 [10-49] 60-90 [16-43]
EXTENDED RANGE UNIT** EN-
TERING WATER MIN* - MAX
30-120 [-1-49] 20-90 [-6.7-43]
*- Requires optional insulation package when operating below the dew point
**- Requires antifreeze, optional insulation package and jumper clipped.
Table 6: Building Commissioning
Table 6A: Unit Operating Limits
Environment – This unit is designed for indoor installation only.
Do not install in an area subject to freezing or where humidity
levels can cause cabinet condensation.
Power Supply±$YROWDJHYDULDWLRQRIRIQDPHSODWH
utilization voltage is acceptable.
Operation and performance is primarily dependent upon return
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ambient air temperature. This water to air heat pump is capable
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of between 1.5 GPM (.1 l/s) and 3 GPM (.19 l/s) per ton, however
usually no more than one of these factors may be at a minimum
or maximum level at a time.
The commissioning table indicates air and water temperatures
which are suitable for initial unit commissioning in an environment
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to avoid nuisance shut down of the units freeze and refrigerant
pressure safeties.
The operating table indicates the maximum and minimum
ranges of the unit.
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the submittal data sheets or contact your supplier for assistance.