Page 3 - ThinLineTM 3G Vertical Unit Heaters; Figure 1: Nomenclature; AHRI Certification; Design Series
McQuay Catalog 723-1 3 Nomenclature and Certification Nomenclature and Certification ThinLine™ 3G Vertical Unit Heaters Figure 1: Nomenclature AHRI Certification Agency Listed FH V S - 1 02 A Unit TypeFC = unit heaterFH = Cabinet Unit Heater Unit ConfigurationV= VerticalW = Wall Hung Cabinet TypeC =...
Page 4 - The ThinLineTM 3G Advantage; For building owners
4 McQuay Catalog 723-1 Features and Benefits Features and Benefits The ThinLine™ 3G Advantage New ThinLine 3G vertical cabinet unit heaters combine the features most desired in a unit heater by building owners, specifying engineers and contractors alike. The result is a new, third-generation cabinet...
Page 5 - Figure 2: Unit Features
McQuay Catalog 723-1 5 Features and Benefits Figure 2: Unit Features Multiple Control Options • From 3-speed switch to low voltage interface board • Remote or unit-mounted thermostat • 3-speed or staged fan control Multiple Configurations • Flat top • Slope top • Hideaway • Wall mounted(coming soon)...
Page 6 - Control Options; Manual 4-Position Fan Switch; Sequence of operation; Digital Thermostats; Table 1; Figure 3: MT155 Thermostats; Continuous fan and On-Off valve cycle operation
6 McQuay Catalog 723-1 Options and Accessories Options and Accessories Control Options Manual 4-Position Fan Switch Several styles of the four-position fan switch (Off, High, Med, Low) are available for unit-mount, remote- or wall-mount. The remote-mount option operates on low-voltage or line-voltag...
Page 7 - Standard control options available:; Table 1: Thermostat Summary Table
McQuay Catalog 723-1 7 Options and Accessories Figure 4: MT158 and MT168 Thermostats Heating outputs for the MT158 are individually configurable for three-wire floating control valves or On/Off valves in the Normally-Open (NO) or Normally-Closed (NC) modes. Heating outputs for the MT168 provide 0-10...
Page 8 - The LV interface board includes:; For dimensions, please refer to page 26
8 McQuay Catalog 723-1 Options and Accessories Low Voltage Interface Board The Low-Voltage, Interface Board (LV board) is used with any remote (wall-mounted) McQuay thermostat. It can also be used with a BAS (Building Automation System) control where low voltage is needed to operate a unit heater. T...
Page 9 - Tamperproof Cabinet Option; When extended end pockets are used, a standard rear; Extended End Pockets
McQuay Catalog 723-1 9 Options and Accessories Tamperproof Cabinet Option This option can be factory- or field-installed on cabinet units to prevent access to unit controls and unauthorized removal of cabinet panels. It includes a key-lock access door to unit controls and torx head screws for cabine...
Page 10 - Return Air Grille; Factory Valve & Piping Packages; for connection locations. The; Available Packages; Shut-Off Only Packages
10 McQuay Catalog 723-1 Options and Accessories Return Air Grille A stamped-steel return air grilles are available as factory- or field-installed options. This option is standard with tamper-proof models. Leveling Legs Option Field- or factory-installed kits are available with 0" to 1" adjus...
Page 11 - Basic Packages; Control Valve; Figure 7: Basic Package; Enhanced Packages; Figure 8: Enhanced Package; Premium Packages; Figure 9: Premium Package; Deluxe Packages; Figure 10: Deluxe Package
McQuay Catalog 723-1 11 Options and Accessories Basic Packages Basic valve and piping packages add control valves to the Shut-Off Only package. All McQuay control valves are factory-mounted in the supply water pipe. See Control Valve Options‚ page 12 for more information on the variety of control va...
Page 12 - Control Valve Options; Two-Way Modulating Valves; Front View; Deluxe valve package shown
12 McQuay Catalog 723-1 Options and Accessories Control Valve Options Except for Shut-off Only packages, all valve and piping packages include control valves for controlling water flow. All McQuay control valves are factory assembled and mounted in the supply water pipe downstream of the coil. Sever...
Page 13 - Unit Selection; Unit Size
McQuay Catalog 723-1 13 Unit Selection Unit Selection Unit Selection To achieve an efficient unit heater system, accurate system design and proper equipment selection is necessary. Variations, limitations/control of unit heater systems, design conditions and design load calculations are not describe...
Page 14 - Heating Performance - Hot Water Coil; Table 2: Heating performance
14 McQuay Catalog 723-1 Performance Data Performance Data Heating Performance - Hot Water Coil All performance measured on high speed tap, 115 V, zero ESP, with a throwaway filter. Heating performance is based on 70°F (21°C) entering air temperature, 180°F (82°C) entering hot water temperature with ...
Page 15 - Air Volume Capacity Data
McQuay Catalog 723-1 15 Performance Data Air Volume Capacity Data Air volumes shown in the table are measured at the motor speeds indicated with 115v/60/1 electrical power, with a 1” throwaway filter installed, and with a stamped discharge grill on a vertical cabinet unit or a discharge duct collar ...
Page 16 - Table 5; MCA and MOP ratings are based on the unit and electric; Electric Heaters
16 McQuay Catalog 723-1 Electrical Data Electrical Data MCA (Minimum Circuit Ampacity), MOP (Maximum Overcurrent Protection) or MFS (Maximum Fuze Size) Calculations The minimum circuit ampacity (MCA) is the minimum wire size required for a field-wired product. The maximum overcurrent protection (MOP...
Page 17 - Motor Electrical Data
McQuay Catalog 723-1 17 Electrical Data Motor Electrical Data Table 5: Electrical Data - Standard (Free Discharge) Motor - 2 Row Coil Table 6: Electrical Data - Standard (Free Discharge) Motor - 3 Row Coil Table 7: Electrical Data - Standard (Free Discharge) Motor - 4 Row Coil Motor Speed Size 2 Siz...
Page 18 - Unit Data; Coil Data; Filter Data
18 McQuay Catalog 723-1 Physical Data Physical Data Unit Data Table 8: Unit Data Table 9: Approximate Shipping Weights - lbs (kg)* 02 03 04 06 08 10 12 Coil Data Face Area, ft 2 (cm 2 ) 0.74 (685) 1.08 (1004) 1.43 (1323) 2.11 (1962) 2.46 (2281) 3.14 (2917) 3.83 (3559) Fins/inch (cm) 12 [4.7] 12 [4.7...
Page 19 - Unit Dimensions; Figure 13: Dimensions: Flat Top unit heaters
McQuay Catalog 723-1 19 Physical Data Unit Dimensions Figure 13: Dimensions: Flat Top unit heaters Dimension S02 S03 S04 S06 S08 S10 S12 inch mm inch mm inch mm inch mm inch mm inch mm inch mm Unit Width A 35.0 889 40.5 1029 46.0 1168 57.0 1448 62.5 1588 73.5 1867 84.5 2146 Unit Height B 25.0 635 25...
Page 20 - Figure 14: Dimensions: Slope Top unit heaters
20 McQuay Catalog 723-1 Physical Data Figure 14: Dimensions: Slope Top unit heaters Dimension S02 S03 S04 S06 S08 S10 S12 inch mm inch mm inch mm inch mm inch mm inch mm inch mm Unit Width A 35.0 889 40.5 1029 46.0 1168 57.0 1448 62.5 1588 73.5 1867 84.5 2146 Unit Height B 27.6 701 27.6 701 27.6 701...
Page 23 - Decorative Wall Plate Dimensions; Figure 18: Fresh Air Intake Box Dimensions
McQuay Catalog 723-1 23 Physical Data Decorative Wall Plate Dimensions Fresh Air Intake Box Dimensions Figure 18: Fresh Air Intake Box Dimensions Figure 17: Wall plate dimensions and kit part numbers Unit Size Inches (mm) Kit Part Number Wall Plate Recommended Wall Opening Front Discharge Top Discha...
Page 24 - McQuay ThinLine 3GTM Unit Heater; Performance; Electric Heating Coils
24 McQuay Catalog 723-1 Engineering Guide Specification Engineering Guide Specification McQuay ThinLine 3G™ Unit Heater McQuay ThinLine 3G Vertical floor [wall/hideaway] type cabinet unit heaters shall be furnished in a vertical blow-through configuration with a primary coil for heating only, [with ...
Page 25 - Supply Fan; Motor; Filter Section; Unit-Mounted Control Options
McQuay Catalog 723-1 25 Engineering Guide Specification Supply Fan Fans shall be dynamically balanced, forward-curved, double-width centrifugal type constructed of 18 gauge galvanized steel for corrosion resistance. Fan housing construction shall be formed sheet metal. Motor Supply fans shall be pro...
Page 26 - Optional Valve/Piping Packages; Optional Control valves
26 McQuay Catalog 723-1 Engineering Guide Specification MTA170 and MTB170: microprocessor digital display thermostat shall be a stand-alone digital controller to supply relay control of heating, outside air, and up to three fan speeds. The thermostat configuration shall supply standard (continuous o...
Page 27 - Two-Way and Three-Way Modulating Control Valves; Other Available Options
McQuay Catalog 723-1 27 Engineering Guide Specification valve body from the piping. The actuator shall respond to a line voltage (115) (208-230) (265-277 VAC) (24) VAC signal from the thermostat or controller. Normally-Open [Normally-Closed] valves shall be available. • Two-Way and Three-Way Modulat...
Page 28 - Products manufactured in an ISO certified facility.
© 2011 McQuay International • www.mcquay.com • 800-432-1342 05/11 McQuay Training and Development Now that you have made an investment in modern, efficient McQuay equipment, its care should be a high priority. For training information on all McQuay HVAC products, please visit us at www.mcquay.com an...