Instrukcja obsługi Greenheck Fan Modular Make-Up Air Unit DGX

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Modular Make-Up Air Unit
Model DGX
• Direct Gas-Fired Heating
• Evaporative • Chilled Water • DX Cooling
March
2007

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PRODUCT FEATURES Module 1, Option 2 Module 2, Option 2 Model DGX Module 4, Option 1 Module 5, Option 2 Direct Gas-Fired Make-Up Air Unit The Greenheck model DGX is a 100% efficient direct gas- fired heating and ventilating unit. Chilled water, DX, and evaporative cooling options are also available for combination heating and cooling requirements. The DGX is designed for providing make-up air to commercial and industrial facilities. Airflow volumes DGX shown with optional birdscreen

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MODULE SELECTION OPTIONS Module 1 Module 2 Module 3 Module 4 Module 5 INTAKE FILTER COOLING HEATING DISCHARGE None None None requires Module 2, Option 2 Direct Gas Furnace Downblast 100% Outdoor Air Discharge Birdscreen Weatherhood V-Bank Filters *Cooling Coil – CW, DX Direct Gas Furnace Horizontal requires Pleated or (standard capacity) Recirculation - requires Discharge Module 2, Option 2 Aluminum Mesh Module 2, Option 3 Filtered 80/20 Filtered *Cooling Coil – CW, DX Direct Gas Furnace Upblas

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VARIABLE MAKE-UP AIR OPTIONS V Variable Volume ariable Volume Roof Mounted Installation The variable volume option is recommended when a • 2 speed motor controlled manually with a remote building’s exhaust volume will vary. The make-up air switch. volume will track with the exhaust volume, providing Burner By-Pass Damper only the necessary amount of make-up air. The Variable Volume option includes a patented The variable volume option saves energy by reducing burner by-pass damper, which main

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INSTALLATION OPTIONS R Roof Mounted Installation oof Mounted Installation Model DGX is available for stand alone installations as shown below. Downblast (Arrangement DB), upblast (Arrangement UB), or horizontal (Arrangement HZ) discharge may be specified. Horizontal Discharge - Arrangement HZ Upblast Discharge - Arrangement UB The Greenheck combination package simplifies installation and reduces field labor costs. The pre-engineered design ensures that the supply fan, exhaust fan, curb, and

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ACCESSORIES Remote Control Panels Remote Control Panels A wide variety of remote control panels are available. Specify the desired combination of switches, thermostats, temperature selectors and indicator lights. A terminal strip at the unit control center and remote panel simplify field control wiring. Kitchen style remote panels Basic remote control panel with feature toggle switches and a thermostat for room temperature stainless steel face plate for control option. flush mounting to a

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AIR PERFORMANCE Blower TOTAL PRESSURE in inches WG CFM Size 0.75 1.00 1.25 1.50 1.75 2.00 RPM 1109 1216 1311 1399 - - 800 BHP 0.26 0.31 0.35 0.40 - - 108 RPM 1347 1445 1530 - - - 1,200 BHP 0.59 0.68 0.75 - - - RPM 1014 1140 1255 1361 1460 - 1,500 BHP 0.45 0.54 0.63 0.73 0.84 - 109 RPM 1216 1306 1397 1484 1569 1648 2,400 BHP 1.1 1.3 1.4 1.6 1.7 1.9 RPM 912 1013 1110 1199 - - 2,000 BHP 0.59 0.71 0.08 0.10 - - 110 RPM 1097 1172 1244 1315 1386 1455 3,000 BHP 1.4 1.6 1.7 1.9 2.1 2.2 RPM 761 853 934 1

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Typical Specifications General: Make-up air unit shall be as manufactured by control transformer for 24 VAC circuit, Greenheck or approved equal provided all specifications are integral disconnect switch and terminal met. Greenheck Model DGX equipment is used as the basis of strip. Contactors, Class 20 adjustable design. Performance to be as scheduled on plans. Make-up air overload protection and single phase unit shall be ETL listed to ANSI Z83.4 -1999, CSA 3.7 - M99 (for protection shall