CORROSION RESISTANT COATINGS - Condenser and/or evaporator coils shall have a 2 to 3 mil coating of Heresite P- 413 protective coating applied in a multiple dip and bake pro- cess.
airflow conditions. The use of the field installed Low Ambient Control is strongly recommended when hot gas bypass is installed.
STAINLESS STEEL DRAIN PAN - Evaporator drain pan shall be fabricated of 304 stainless steel material. The 3/4 in. NPT drain connection fitting is also of 304 stainless steel.
HOT GAS BYPASS - Adjustable hot gas regulator and all necessary piping shall be installed on lead compressor cir- cuit. Bypass capacity shall be minimum 50% of compressor capacity. The bypass valve opens at a preset suction pres- sure to prevent coil
FIELD INSTALLED ACCESSORIES
LOW AMBIENT CONTROL - Head pressure control damper kit will allow unit operation down to 0°F ambient. Damper assembly fits over condenser air intake. The kit includes damper actuator, and low pressure switch bypass timer(s).
TABLE 1: GENERAL DATA 2 TO 5 TONS
MODEL DHH: | 024 | 036 |
| 048 | 060 |
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|
|
|
NOMINAL COOLING (TONS) | 2 | 3 |
| 4 | 5 |
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|
|
|
| |
|
| COOLING PERFORMANCE |
| ||
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|
|
|
|
|
CALCULATED SEER* | 10.5 | 10.5 |
| 10.6 | 10.4 |
GROSS COOLING CAPACITY (BTUH) | 26600 | 37200 |
| 50300 | 62700 |
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|
|
|
|
|
DESIGN CFM | 800 | 1200 |
| 1600 | 2000 |
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|
|
|
|
SYSTEM POWER (KW) | 2.52 | 3.85 |
| 4.88 | 6.24 |
|
|
|
|
|
|
SCROLL | SCROLL |
| SCROLL | SCROLL | |
|
|
|
|
|
|
NUMBER USED | 1 | 1 |
| 1 | 1 |
|
|
|
|
| |
EVAPORATOR |
| "COPPER TUBES, ALUMINUM FINS" |
| ||
|
|
|
|
|
|
FACE AREA (SQ FT) | 2.44 | 3.00 |
| 4.17 | 5.14 |
|
|
|
|
|
|
ROWS/FPI | 3/12 | 3/14 |
| 3/14 | 3/14 |
|
|
|
|
|
|
REFRIGERANT CONTROL | TX VALVE | TX VALVE |
| TX VALVE | TX VALVE |
|
|
|
|
| |
CONDENSER |
| "COPPER TUBES, ALUMINUM FINS" |
| ||
|
|
|
|
|
|
FACE AREA (SQ FT) | 3.75 | 3.75 |
| 6.67 | 6.67 |
|
|
|
|
|
|
ROWS/FPI | 4/16 | 4/16 |
| 4/14 | 4/14 |
|
|
|
|
|
|
EVAPORATOR |
|
|
|
|
|
|
|
|
|
|
|
NUMBER USED | 1 | 1 |
| 1 | 1 |
|
|
|
|
|
|
DIAMETER x WIDTH (IN) | 9x7 | 10x8 |
| 12x9 | 12x9 |
|
|
|
|
|
|
DRIVE |
|
|
|
|
|
|
|
|
|
|
|
MOTOR HP (STANDARD/OVERSIZED) | 0.25/0.5 | 0.5/0.75 |
| 0.5/0.75 | 0.75/1 |
|
|
|
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|
CONDENSER |
|
|
|
|
|
|
|
|
|
|
|
NUMBER USED | 1 | 1 |
| 1 | 1 |
|
|
|
|
|
|
DIAMETER x WIDTH (IN) | 10x10 | 10x10 |
| 12x11 | 12x11 |
|
|
|
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|
|
DRIVE |
|
|
|
|
|
|
|
|
|
|
|
MOTOR HP (STANDARD) | 0.5 | 1 |
| 1 | 2 |
|
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| FILTERS |
| |
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|
NUMBER |
| ||||
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|
CONDENSATE CONNECTION |
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|
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WEIGHT |
|
|
|
|
|
|
|
|
|
|
|
OPERATING | 490 | 520 |
| 765 | 785 |
|
|
|
|
|
|
SHIPPING | 535 | 565 |
| 820 | 840 |
|
|
|
|
|
|
*. Per ARI Standards 210
4 | Unitary Products Group |