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Geo-Trio™ High Efficiency Geothermal/Water Source
Step-Capacity Heat Pump — R-410A
Ground Water Application: Water Temp 40° to 100°
Ground Loop Application: Temp Range 25° to 110°
The Bard Geo-Trio™ Geothermal/Water Source TYPICAL INSTALLATION APPLICATIONS
Heat Pump delivers economical year-round Compressor, Blower and A Coil Sections stack
comfort by utilizing nature’s most abundant and vertically for upflow and counterflow
efficient solar energy collector – the earth. The
installations. Blow
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Geo-Trio™ GT*-Series Geothermal / Water Source Heat Pump Nomenclature "A" Coil Section GT A 3600 UD 1 A A Geo-Trio 3600 (3 Ton) Revision A = Black E- 4860 (4 & 5 Ton) Level Option "A" = Coil Section Coated Coils Series Blower Section GT B 1– A Geo-Trio Revision A = 230 Volt 1-Phase Level B = Blower Section Option Compressor Section GT C 36 S 1– A D C X Geo-Trio S = Step Capacity X = Future D = Desuperheater Use Option Nominal Capacity Revision C = Compressor A = 230 Volt 1-Phase C = Copper Coil
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Specifications (Compressor & Blower Sections Stacked Together) MODEL GTC36S1 GTC48S1 GTC60S1 Electrical Rating (60HZ/1PH) 230/208-60-1 Operating Voltage Range 253-197 VAC Minimum Circuit Ampacity 20 6.0 30 4. 38. +Field Wire Size #6 8 #4 # Ground Wire Size #8 10 #6 # ++Delay Fuse or Circuit Breaker Max. 40 0 50 6 COMPRESSOR Volts 230/208-60-1 Rated Load Amps (230/208) 16 1.2 / 13.016 6.4 / 19. 19.2 / 23. Branch Circuit Selection Current 12 6.7 26 1. 25. Locked Rotor Amps (230/208) 86 2 / 82 98 6
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Ratings Based on Approved Compressor, GTA-Coil & Blower Combinations GroundLoopHeatPump—Tested&CertifiedtoISO13256-1:1998 CoolingBrine HeatingBrine FullLoad77°F/PartLoad68°F FullLoad32°F/PartLoad41°F System Capacity FluidFlow Capacity EER Capacity COP MODEL Modulation RateGPM AirflowCFM BTUH BTU/W BTUH Full 1200 38,800 17.5 28,800 3.90 GTC36S1 8 Part 850 28,000 24.9 22,800 4.40 Full 1500 51,000 16.0 37,500 3.60 GTC48S1 12 Part 1150 38,000 21.5 31,000 4.05 Full 1800 61,500 15.5 49,000 3.50 GTC60S
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For Use with Gas or Oil Furnace as Dual Fuel Installation The GTC Compressor Unit Sections are approved for use with certain 3rd Party A-Coils. See Below. All Models are Energy Star qualified for Ground Loop and Ground Water Applications. Ratings Based on Approved Compressor and Fossil Fuel A-Coil Ground Loop Heat Pump — Tested & Certified to ISO 13256-1:1998 Fossil Cooling Brine Heating Brine Fuel Full Load 77°F/Part Load 68°F Full Load 32°F/Part Load 41°F COMPRESSOR A-Coil System SECTION Bard
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1 One pair consists of one each of 3/8" liquid and 7/8" Refrigerant Connections (Self-Sealing Fittings) vapor self-sealing fittings with short section of tube with 90° bend and each has 1/4" service port. Pn art NumberD. escriptio Line Size O.D Gs TLS-SK4-1 Line Set Stub Kit with Two Pair End 1 3/8" & 7/8" Gs TLS-SK2-1 Line Set Stub Kit with Single Pair End 1 3/8" & 7/8" Gs TLS-03-13" ' Line Set with Fitting 3/8" & 7/8 Gs TLS-15-11" 5' Line Set with Fitting 3/8" & 7/8 Gs TLS-25-12" 5' Line Set w
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Ground Loop Accessories Heat Pump Required Bard Part Number Description Model Quantity NOTE: Order 1 loop flow center based on required GPM for heat pump and feet of head required for loop: A1 ll D1 ORFC- Loop Flow Center with Cabinet, 230V-60Hz-1Ph, 1 pump, 22 Ft. Hd. @ 16 GPM, double o-ring fittings A2 ll D1 ORFC- Loop Flow Center with Cabinet, 230V-60Hz-1Ph, 2 pump, 44 Ft. Hd. @ 16 GPM, double o-ring fittings Loop Flow Center Kit containing: (2) 1" barbed 90° double o-ring elbows with 1/4" FP
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Ground Water/Water Loop Accessories Heat Pump Required Bard Part Number Description Model Quantity Ground Water Kit containing: (2) 1" MPT 90° double o-ring elbows with 1/4" FPT ports and 8603-026 pressure/temperature test plugs A1 ll G1 WK- (for heat pump connection). See DORMP1-90 for reference (1) 3/4" FPT 24V brass motorized slow open/close ball valve w/end switch–See 8603-033 for reference. NOTE: Order correct constant flow valve for rated GPM of heat pump, 1 required per unit G6 TC36 C1 FV
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Form No. S3423-1112 Supersedes S3423-912 Page 9 of 28 Evaporator and Blower in Horizontal Position Blower (Remote Compressor Section) Section Top View Horiz. Support Bracket NOTE: 30" Requires High Voltage GTHZ1 3 horizontal 31 " Entrance 8 Horizontal Low Voltage Drain Pan Evaporator 1 drain pan kit 1 " Entrance 4 Section (Req'd) Model GTHZ-1 1 3 " 2 3 1 " Low Voltage 4 Entrance 3 18 " 8" 4 30" 5 42 " 8 7 3 27 " 8 " 24" 21" 4 Main Drain Outlet Overflow Drain 22" Outlet Evaporator Opening Blower
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Blower Air Blower Air < > Form No. S3423-1112 Supersedes S3423-912 Page 10 of 28 Supply Return Counterflow Return Upflow Horizontal, Left Discharge Position Position Return Supply Evap. Coil Refrigerant Connections Blower Air Secondary Evap. Coil Secondary Evap. Coil Drain Drain Main Drain Main Drain Blower in Refrigerant Main Drain Shipped Position Connections Return Return Secondary Drain NOTE: Requires horizontal drain pan kit Model GTHZ-1 Blower in Shipped Position Horizontal, Right Discha
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Form No. S3423-1112 Supersedes S3423-912 Page 11 of 28 SECURE SECTIONS TOGETHER TOP DUCT OUTLET FLANGE USING BOLT PART #1012-015 AND WASHER PART #1012-109 MODEL DIM. A 19 13/16" GTC36S1 39 7/16" GTC48S1 40 15/16" GTC60S1 41 15/16" 27 15/16" TOP MAIN DRAIN OUTLET OVERFLOW DRAIN OUTLET 3/4" 31 1/4" WATER OUT REFRIGERANT DESUPERHEATER CONNECTIONS OUTLET 21 5/8" LOW VOLTAGE DESUPERHEATER INLET WATER IN LOW VOLTAGE 65 5/8" HIGH 23" 55" VOLTAGE 57 3/4" 46 3/4" 37 7/8" LOW VOLTAGE 51 1/4" 46 3/16"
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Blower Air Blower Air Form No. S3423-1112 Supersedes S3423-912 Page 12 of 28 Return Supply Upflow Counterflow Position Position Secondary Secondary Drain Drain NOTE: Main Drain Main Drain See Page 20 for physical 7/8" Line Set Evap. Coil Evap. Coil 7/8" Line Set dimensions of GTA coil Cond. Coil if removed from casing Cond. Coil Water Out Water Out for installation on a 3/8" Line Set 3/8" Line Set fossil-fuel furnace. Desuper. Desuper. Water Out Water Out Control Panel Control Panel Desuper. Des
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Filter Application Table Many standard size filters are represented below since there can be a wide variety of possibilities depending upon application position of the heat pump system and the return air duct installation. AirflowCFM AirflowCFM AirflowCFM F2 ilter NominalSizeSe urfaceAreaFT FilterTyp Capability@ 300 Capability@ 500 Capability@ 625 FPMVelocity FPMVelocity FPMVelocity 19 0"X20"X1" 1.3 415 17 2"X20"X1"10 .6 50 14 4"X20"X1"10 .9 58 13 4"X25"X1"20 .4 73 12 6"X20"X1"20 .2 1"Fiberglass
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AIRFLOW AIR FILTER AIR FILTER AIR FILTER AIR FILTER AIR FILTER Filter Application for All Installation Positions UPFLOW COUNTERFLOW CENTRAL RETURN GRILLE(S) CENTRAL RETURN GRILLE(S) (ONE OR MULTIPLE) (ONE OR MULTIPLE) AIRFLOW AIRFLOW AIRFLOW AIRFLOW "A" FILTER SINGLE FILTER CONFIGURATION "V" FILTER CONFIGURATION CONFIGURATION * AIR FILTER * * *NOTE: SINGLE FILTER MAY REQUIRE A TRANSITION FOR ADEQUATE FILTER SIZING. SEE FILTER APPLICATION INFORMATION. AIRFLOW AIRFLOW * * SIDE INLET(S); ONE O
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GTC36S1 Matched with GTA3600UD1-A Coil Full Load Capacities based upon rated flow of 8 GPM of 15% methanol/mass at 1200 CFM airflow. COOLING FULL LOAD HEATING FULL LOAD Entering Entering Total Sensible Sensible Power Heat of Entering Leaving Entering Total Power Heat of Fluid Air Temp. Capacity Capacity to Total Input Rejection EER Air Air Fluid Capacity Input Absorption COP Temp. (°F) (°F) (MBtuH) (MBtuH) Ratio (KW) (MBtuH) Temp. Temp. Temp. (°F) (MBtuH) (KW) (MBtuH) (°F) (°F) 50° 49 0.0 22 8.
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GTC36S1 Matched with GTA3600UD1-A Coil Full Load Capacities based upon rated flow of 6 GPM water at 1200 CFM airflow. COOLING FULL LOAD HEATING FULL LOAD Entering Entering Total Sensible Sensible Power Heat of Entering Leaving Entering Total Power Heat of Fluid Air Temp. Capacity Capacity to Total Input Rejection EER Air Air Fluid Capacity Input Absorption COP Temp. (°F) (°F) (MBtuH) (MBtuH) Ratio (KW) (MBtuH) Temp. Temp. Temp. (°F) (MBtuH) (KW) (MBtuH) (°F) (°F) 40° 37 5.8 22 5. 06 .711 .5 41.
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GTC48S1 Matched with GTA4860UD1-A Coil Full Load Capacities based upon rated flow of 12 GPM of 15% methanol/mass at 1500 CFM airflow. COOLING FULL LOAD HEATING FULL LOAD Entering Entering Total Sensible Sensible Power Heat of Entering Leaving Entering Total Power Heat of Fluid Air Temp. Capacity Capacity to Total Input Rejection EER Air Air Fluid Capacity Input Absorption COP Temp. (°F) (°F) (MBtuH) (MBtuH) Ratio (KW) (MBtuH) Temp. Temp. Temp. (°F) (MBtuH) (KW) (MBtuH) (°F) (°F) 50° 51 1.4 30 6.
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GTC48S1 Matched with GTA4860UD1-A Coil Full Load Capacities based upon rated flow of 7 GPM water at 1500 CFM airflow. COOLING FULL LOAD HEATING FULL LOAD Entering Entering Total Sensible Sensible Power Heat of Entering Leaving Entering Total Power Heat of Fluid Air Temp. Capacity Capacity to Total Input Rejection EER Air Air Fluid Capacity Input Absorption COP Temp. (°F) (°F) (MBtuH) (MBtuH) Ratio (KW) (MBtuH) Temp. Temp. Temp. (°F) (MBtuH) (KW) (MBtuH) (°F) (°F) 40° 41 8.5 30 4. 04 .728 .4 56.
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GTC60S1 Matched with GTA4860UD1-A Coil Full Load Capacities based upon rated flow of 15 GPM of 15% methanol/mass at 1800 CFM airflow. COOLING FULL LOAD HEATING FULL LOAD Entering Leaving Entering Entering Total Sensible Sensible Power Heat of Entering Total Power Heat of Fluid Air Temp. Capacity Capacity to Total Input Rejection EER Air Air Fluid Capacity Input Absorption COP Temp. (°F) (°F) (MBtuH) (MBtuH) Ratio (KW) (MBtuH) Temp. Temp. Temp. (°F) (MBtuH) (KW) (MBtuH) (°F) (°F) 50° 58 9.7 42 2.
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GTC60S1 Matched with GTA4860UD1-A Coil Full Load Capacities based upon rated flow of 9 GPM water at 1800 CFM airflow. COOLING FULL LOAD HEATING FULL LOAD Entering Leaving Entering Entering Total Sensible Sensible Power Heat of Entering Total Power Heat of Fluid Air Temp. Capacity Capacity to Total Input Rejection EER Air Air Fluid Capacity Input Absorption COP Temp. (°F) (°F) (MBtuH) (MBtuH) Ratio (KW) (MBtuH) Temp. Temp. Temp. (°F) (MBtuH) (KW) (MBtuH) (°F) (°F) 40° 50 3.9 44 0. 01 .721 .7 63.
