Tenders Are Invited For Cultural, Sports And Recreation Services Through The Delivery, Assembly And Dismantling Of An Artificial Ice Rink In Grodzisk Wielkopolski
Tenders Are Invited For Cultural, Sports And Recreation Services Through The Delivery, Assembly And Dismantling Of An Artificial Ice Rink In Grodzisk Wielkopolski
The Subject Of The Order Is Culture, Sports And Recreation Services Through The Delivery, Assembly And Dismantling Of An Artificial Ice Rink In Grodzisk Wielkopolski As Described: 1. Delivery, Assembly And Disassembly, After The End Of The Season, Of An Artificial Ice Rink With Dimensions Of 20 M X 40 M Located In Grodzisk Wielkopolski At Ul. Chopin As Part Of The Provision Of Services In The Field Of Physical Culture, Sports And Recreation.1.1. Delivery, Installation, Assembly And Disassembly Of A Compact Refrigeration Unit That Meets The Following Requirements: Compact Refrigeration Unit With A Cooling Capacity For A 34% Ethylene Glycol Solution -12O/-9O C At A Level Of Min. 175 Kw For A Refrigeration System Based On Cooling Mats Ensuring No Heaving. The Efficiency Factor Of The Unit In Cooling Mode Is Min. Cop = 2.60. The Unit Must Be Equipped With A Full Working Charge Of Freon-Based Refrigerant, Approved For Use And Having The Necessary Certificates And Permits. The Unit Must Have At Least Two Refrigeration Circuits And Each Refrigeration Circuit Must Be Equipped With A High And Low Pressure Transducer And A High Pressure Switch. The Unit Should Provide At Least Four Levels Of Unit Operation Regulation: 25, 50, 75, 100%. The Unit Must Have An Integrated (In One Building) Hydraulic Module - Pump And Expansion Vessel, Electronic Flow Switch, Cut-Off And Equalizing Valves, Water Filter (Particle Diameter Over 1 Mm), A Connection Enabling Measurement Of The Evaporator Pressure Drop And Measurement Of The Available Pressure, And A Relief Valve Adapted To The Installation. The Electrical Panel Of The Generator Must Be Resistant To Weather Conditions And Must Be Equipped With Inspection Access. The Unit Must Be Equipped With A Microprocessor Control Module Enabling The Display Of Information And Control Of The Following Elements: - Glycol And Refrigerant Temperature, - Refrigerant Pressure, - Min History. 100 Recent Events, - Switching On/Off Schedule, - Protection Against Evaporator Freezing, - Remote Control: Dry Contacts For Failure Of The Entire Device, - Modifying The Set Values Of Glycol Temperatures, Ambient Air Temperature, Operation Of The Unit, Fans, Pumps, Compressor Alarms - Starting Or Stopping The Device - The Controller Allows You To Determine The Temperature At The Glycol Outlet And Manages The Operation Of The Pump. The Sound Power Level Measured By Measuring The Sound Pressure At A Distance Of 10 M From The Generator Must Not Exceed 65 Db (A). The Entire Refrigeration Unit Must Be Ce Marked Or Marked With A Construction Mark, In Accordance With Art. 5 Section 1 Of The Act Of April 16, 2004 On Construction Products (Journal Of Laws Of 2021, Item 1213, As Amended). Note: The Contractor Is Obliged To Protect The Refrigeration Unit Against Access By Unauthorized Persons By Means Of A Fence Around The Unit, Installed At An Appropriate Distance From The Unit In Accordance With The Requirements.1.2. Delivery, Assembly And Disassembly O
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