[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-641049-105":59,"doc-detail-641049-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","smartsource-compact-horizontal-water-source-heat-pump-model-gch-single-stage-model-gdh-two-stage","SmartSource Compact Horizontal Water Source Heat Pump - Model GCH - Single Stage - Model GDH - Two Stage","","SmartSource compact horizontal water source heat pump catalog provides model overview and technical reference for GCH single-stage and GDH two-stage configurations. It details sizes 007–070 (1/2 through 6 tons), model nomenclature, AHRI performance data, and component-level options including PSC and EC motor variants. The document covers features, MicroTech unit controls and communications (LonWorks, BACnet), accessory selections, applications, water system quality, operating limits, and consolidated performance, electrical, and physical data for engineering and specifying use.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/smartsource-compact-horizontal-water-source-heat-pump-model-gch-single-stage-model-gdh-two-stage/641049/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/smartsource-compact-horizontal-water-source-heat-pump-model-gch-single-stage-model-gdh-two-stage/641049.png","ImageObject",300,407,{"name":92,"@type":93},"Liam","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-22",true,{"@type":102,"interactionType":103,"userInteractionCount":34},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What do the GCH and GDH model designations represent?","Question",{"text":112,"@type":113},"GCH corresponds to the compact single-stage configuration, while GDH corresponds to the compact two-stage configuration.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What sizes are covered by this catalog?",{"text":117,"@type":113},"The catalog covers sizes 007 through 070, corresponding to nominal cooling capacities from 1/2 ton through 6 tons.",{"name":119,"@type":110,"acceptedAnswer":120},"Which control and communication options are included?",{"text":121,"@type":113},"MicroTech Unit Control is provided, including variants with LonWorks communication module and with BACnet communication module.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},641049,1792898102,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":34,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},8796095461564,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","Catalog 1118  \nSmartSource® Compact Horizontal Water Source Heat Pump  \nModel GCH-Single Stage  \nModel GDH-Two Stage  \nSizes 007 – 070 (1/2 thru 6 tons)  \nModel Nomenclature  ........................ 2-3  \nAHRI Performance Data  ........................ 4  \nCompact model GCH with PSC motor  ................. 4  \nCompact model GCH with EC motor  .................. 4  \nFeatures and Options  .......................... 5  \nSmartSource® Compact Horizontal Water Source Heat Pump-G CH  .......................................... 5  \nContractors/Facility Managers:  ...................... 5  \nSpecifying Engineers:  .............................. 5  \nBuilding Owners:  ................................. 5  \nHot Gas Reheat Coil  ............................... 6  \nWaterside Economizer  ............................. 6  \nDesigned-in Sound Reduction  ....................... 7  \nSound Options  ................................... 7  \nFan Motors  ...................................... 8  \nMicroTech® Unit Control  ........................... 11  \nControls  .................................... 11  \nMicroTech® SmartSource Controller with LonWorks® Communication Module  ........................... 12  \nMicroTech SmartSource Controller with BACnet® Communication Module  ........................... 12  \nAccessories  ................................ 13  \nHoses, Hose Kits and Shutoff Ball Valves for SmartSource Water Source Heat Pumps  ......................... 13  \nSupply and Return Hose Kits  ....................... 13  \nShutoff Ball Valves with Memory Stop  ................ 13  \nControl Accessories  .......................... 14  \nWall-Mounted Programmable Electronic Thermostats for MicroTech III Unit Controller – Standalone Operation  ..... 14  \nRoom Temperature Sensors for MicroTech Unit Controller – Building Automated System (BAS) Operation  .......... 15  \nControl Accessories  .......................... 16  \nApplications  ................................ 19  \nTypical Horizontal Installation  ....................... 19  \nDuctwork and Attenuation  .......................... 20  \nPiping  ......................................... 21  \nWater System Quality  ............................. 22  \nCondensate Drain  ................................ 23  \nOperating Limits  ................................. 23  \nPerformance Data  ............................ 24  \nFan Performance for Standard PSC Motor – 208V Operation  .................................. 24  \nFan Performance For Optional Constant Torque EC Motor (Sizes 007–012)  ................................. 25  \nFan Performance For Optional Constant Torque EC Motor (Sizes 015–070)  ................................. 26  \nFan Performance For Optional Constant CFM EC Motor (Sizes 015–070)  ................................. 27  \nGCH Waterside Economizer Cooling Capacity  .......... 29  \nElectrical Data  ............................... 30  \nUnit With Standard PSC Motor  ...................... 30  \nUnit With Optional EC Constant Torque Motor  .......... 31  \nUnit With Optional EC Constant CFM Motor  ............ 32  \nPhysical Data  ............................... 33  \nGCH Units  ...................................... 33  \nDimensional Data  ............................ 34  \nGCH Unit, Left Hand, End and Straight Discharge – 007-036  ........................................ 34  \nGCH Unit, Left Hand, End and Straight Discharge- 042-070  ........................................ 35  \nGCH Unit, Left Hand, End and Straight Discharge- 007-070  ........................................ 36  \nGCH Unit, Left Hand, End and Straight Discharge- 042-070  ........................................ 37  \nOptional Filter Racks Dimensions  .................... 38  \nOptional Disconnect Switch Location Dimensions  ....... 39  \nModel GCH Unit With Waterside Economizer Dimensions 40  \nModel GCH Engineering Guide Specifications  .... 41  \nModel Nomenclature  \n\n| 1 | 2-3 | 4 | 5-7 | 8 | 9 | 10-11 | 12 | 13 | 14 | 15 | 16-17 | 18 | 19 | 20 | 21 ","cbCaipXvnxcH4YI9","https://ap.wps.com/l/cbCaipXvnxcH4YI9","pdf",4513657,46,"English","# Model Overview\n## Model Nomenclature\n## AHRI Performance Data\n# Features and Options\n## Motors and Sound Reduction\n## MicroTech Unit Control and Communications\n## Accessories\n# Applications and System Integration\n## Typical Horizontal Installation\n## Ductwork and Attenuation\n## Piping and Water System Quality\n## Condensate Drain and Operating Limits\n# Performance, Electrical, and Physical Data\n## Fan and Cooling Capacity Performance\n## Electrical Data\n## Physical and Dimensional Data","[{\"question\":\"What do the GCH and GDH model designations represent?\",\"answer\":\"GCH corresponds to the compact single-stage configuration, while GDH corresponds to the compact two-stage configuration.\"},{\"question\":\"What sizes are covered by this catalog?\",\"answer\":\"The catalog covers sizes 007 through 070, corresponding to nominal cooling capacities from 1/2 ton through 6 tons.\"},{\"question\":\"Which control and communication options are included?\",\"answer\":\"MicroTech Unit Control is provided, including variants with LonWorks communication module and with BACnet communication module.\"}]","SmartSource Compact Horizontal Water Source Heat Pump - Model GCH - Single Stage - Model GDH - Two Stage | PDF",1792712577,116]