TABLE 6: PHYSICAL DATA
| MODELS |
| DHG | ||
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| 180 | 240 | |
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EVAPORATOR | Centrifugal Blower (Dia. x Wd. in.) | 15 x 15 | 18 x 15 | ||
BLOWER |
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Fan Motor HP | 5 | 7.5 | |||
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EVAPORATOR | Rows Deep | 4 | 4 | ||
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Fins Per Inch | 13.5 | 13.5 | |||
COIL | |||||
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| Face Area (Sq. Ft. | 15.5 | 20.0 | ||
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CONDENSER | Propeller Dia. (in.) (Each) | 30 | 30 | ||
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FANS | Fan Motor Hp (Each) | 1 | 1 | ||
(Two Per Unit) |
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Nom. CFM (Each) | 5765 | 7000 | |||
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CONDENSER | Rows Deep (Each) | 3 | 3 | ||
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COILS | Fins Per Inch (Each) | 13 | 15 | ||
(Two Per Unit) |
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Face Area (Sq. Ft.) (Total) | 36.0 | 43.3 | |||
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COMPRESSOR | 11 | 2 | |||
(Qty. Per Unit) |
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1 | - | ||||
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| Quantity Per Unit (16” X 20” X 2”) | - | 4 | ||
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AIR | Quantity Per Unit (16” X 25” X 2”) | - | 4 | ||
FILTERS |
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Quantity Per Unit (18” X 24” X 2”) | 5 | - | |||
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| Total Face Area (sq. ft.) | 15.0 | 20.0 | ||
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CHARGE | Refrigerant 22 | System #1 | 29/9 | 23 | |
(lbs./oz.) |
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System #2 | 14/8 | 23/12 | |||
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BASIC | DHG | 240Mbh (lbs) | 2100 | 2300 | |
UNIT | (Gas/Electric) |
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320Mbh (lbs) | 2140 | 2340 | |||
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| Economizer | (lbs) | 160 | ||
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OPTIONS | Economizer with | 245 | |||
Power Exhaust (lbs) | |||||
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| Motorized Damper (lbs) | 150 | |||
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| Roof Curb (lbs) | 175 | 185 | ||
ACCY. |
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Barometric Damper (lbs) | 45 | 45 | |||
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| Wood Skid (lbs) | 220 | 220 | ||
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1This compressor will be energized first.
TABLE 7: DHG VOLTAGE LIMITATIONS1
POWER SUPPLY |
| VOLTAGE | |
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| MIN. |
| MAX. |
187 |
| 253 | |
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414 |
| 506 | |
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518 |
| 506 | |
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1Utilization Range “A” in accordance with ARI Standard
110.
TABLE 8: MINIMUM CLEARANCES
LOCATION | CLEARANCE | |
Front | 36” | |
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Back | 24” (Less Economizer) | |
49” (With Economizer | ||
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Left Side (Filter Access) | 24” (Less Economizer) | |
36” (With Economizer) | ||
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Right Side (Cond. Coil) | 36” | |
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Below Unit1 | 0” | |
| 72” With 36” Maximum | |
Above Unit2 | Horizontal Overhang (For | |
| Condenser Air Discharge) | |
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1Units may be installed on combustible floors made from wood or class A, B, or C roof covering material.
2Units must be installed outdoors. Overhanging struc- tures or shrubs should not obstruct condenser air dis- charge outlet.
TABLE 9: DHG ELECTRICAL DATA
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| COMPRESSORS |
| COND. FAN | SUPPLY AIR | MIN. |
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| MOTORS | BLOWER | MAX. TIME | MIN.1 WIRE | |||
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| POWER |
| #1 | #2 |
| CIRCUIT | ||||||||
MODEL |
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| (#1 & #2) | MOTOR | DELAY FUSE | ||||||||||
SUPPLY |
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| AMPACITY | SIZE 75°C | |||||||
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| SIZE (AMPS) | |||
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| RLA |
| LRA | RLA |
| LRA | HP | FLA | HP | FLA | (AMPS) |
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| (ea.) | (ea.) |
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| 28.6 | 274 | 14.3 |
| 137 | 1 | 4.1/4.2 | 5 | 11.8 | 77.8/77.0 | 90 | 4 | ||
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DHG180 |
| 14.4 |
| 138 | 7.2 |
| 69 | 1 | 2.1 | 5 | 5.9 | 42.7 | 50 | 8 | |
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| 11.4 |
| 116 | 5.7 |
| 58 | 1 | 1.4 | 5 | 5.2 | 30.7 | 35 | 8 | |
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| 28.6 | 274 | 28.6 |
| 274 | 1 | 4.1/4.2 | 7.5 | 18.6 | 98.6/96.8 | 110 | 3 | ||
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DHG240 |
| 14.4 |
| 138 | 14.4 |
| 138 | 1 | 2.1 | 7.5 | 9.3 | 52.2 | 60 | 6 | |
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| 11.4 |
| 116 | 11.4 |
| 116 | 1 | 1.4 | 7.5 | 7.5 | 40.2 | 45 | 8 | |
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1Although these sizes are based on copper conductors aluminum wire can be used. Refer to the national electric code (in USA) or the current Canadian Electrical Code (in Canada) to determine the proper size.
Unitary Products | 13 |
