Contract Notice Ventilation And Air Conditioning Installation Work59719 22593 Corporate Office 2 Uz 2 Refrigeration PlantDescription 1 Sanitary Installations For The Refrigeration System1 1 Condensate Linesthe Wall Units For The Air Conditioning Of The Offices Receive A Condenser Pump The Condensate Pipes Made Of Copper Are Led Next To The Cold Pipes On The Office Wall In The Sloping Ceiling In The Adjacent Corridor From There Collected In Condensate Pipes Made Of Pe Hd Pipe And Led To The Downpipe In The Shaft New Condenser Ducts To Be Led Through Fire Walls Or Building Ceilings Are Equipped And Marked With Correspondingly Approved Fire Protection Duct Penetrations 1 2 Water Connections Of The Adiabatic Recoolerthe Adiabatic Recooler On The Roof Receives A Water Connection Of 0 97 M For The Make Up Water3 H And A Wastewater Connection The Drinking Water And Sewage Pipes In The Outdoor Area Are Provided With A Pipe Heating System A Water Softening System Is Planned For The Additional Water For The Hygienic Operation Of The Drinking Water System A System Separator With Free Outlet Ab Is Provided In Front Of The Water Softening System If The Adiabatic Recooler Is Interrupted During Operation Eg In Winter The Drinking Water Line From The System Separator Must Be Taken Out Of Service Shut Off And Emptied Manually The Recommissioning Takes Place According To Zvshk Merkblatt 1 3 Rainwaterthe New Adiabatic Recooler Will Be Installed On An Existing Roof Drain This Is Replaced By 2 New Roof Drains Which Are To Be Connected To The Existing Rainwater Pipes The New Rainwater Pipes Are Made Of A Soundproof Plastic Sewage System 2 Ventilation 2 1 Mechanical Emergency Ventilation Of The Refrigeration Unitaccording To Din En 378 3 The Refrigeration Control Unit Must Have A Mechanical Emergency Ventilation Which If Refrigerant Releases Due To Leaks In Components Vents The Air From The Refrigeration Control Unit Outside The Building The Air Is Removed Via The Roof With A Nine Air Duct In The Shaft And A Fan In The Cooling Center The Supply Air Takes Place Via The Existing Window Openings Of The Smoke Outlet In The Refrigeration Unit 3 Cold 3 1 Refrigerationthe Refrigeration Unit Is Located In The 1 Ug The Following Chillers Are Planned A Summer Chiller With 450 Kw Cooling Capacity For The Air Conditioning Of The Offices And The Supply Of The Ventilation Systems As Well As For The Cooling Of The Technical And Lan Rooms In The Summer Re Cooling Takes Place Via An Adiabatic Cooler On The Green Roof Next To The Roof Central Unit The Summer Chiller Comes At Outdoor Temperatures 19Oc Used A Winter Chiller With 115 Kw Cooling Capacity For The Lan Rooms And The Technical Rooms Requiring Year Round Cooling Re Cooling Takes Place Via The Dry Cooler In Stock On The Roof Central In The 7Th Floor The Winter Chiller Comes In Outdoor Temperatures Between 5Oc And 19Oc Used A Heat Exchanger With 120 Kw Cooling Capacity For The Free Cooling Saa The Voice Alarm System On The Ground Floor Is Cooled By A Split System With 8 5 Kw Cooling Capacity 3 2 Soundproofing Of Adiabatic Coolersto Reduce The Sound Pressure Level Of The Adiabatic Recooler A Soundproof Hood Is Provided With The Soundproof Hood A Sound Reduction Of 15 To 20 Db A Can Be Achieved 3 3 Measures Against The Leakage Of Glycolthe Adiabatic Cooler Receives An Electrically Heated Glycol Sump With Drain Valve With Drive The Refrigeration Unit Receives A Glykolfesten Painting And A Aufkantung For Receiving The Entire Capacity And A Closable Floor Drain A Glycol Mixing Plant For The Production And Make Up Of Water Glycol Mixture Is Provided 3 4 Cooling Netsthe Cooling Network Is Routed To A Main Distributor And Split Into 2 Refrigeration Circuits Cold Consumer Summer And Winter Cold Together In A Refrigeration Cycle Dynamic Cold All Measuring Control And Regulation Systems For Linking Refrigeration And Distribution Are Time Limit For Receipt Of Tenders Or Requests To Participate Date 23 07 2019 Local Time 10 00 Disclaimer The Above Text Is Machine Translated For Accurate Information Kindly Refer The Original Document
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