Tenders Are Invited For Replacement Of Heat Sources In Public Buildings

The Subject Of The Order Includes: Replacement Of Heat Sources In Public Buildings: Location: Towns: Łupawa, Plot No. 176, Grąbkowo, Plot No. 122/1 Task I - Replacement Of Heat Sources In Public Buildings - Łupawa Kindergarten1) The Subject Of The Order Is The Replacement Of A Heat Source In A Kindergarten In Łupawa Along With Accompanying Works, I.E. Replacement Of Radiator Parts, Renovation Of The Boiler Room.2) Existing Condition: Plot No. 176, Łupawa District, Voivodeship. Pomeranian, Poviat Słupsk, Potęgowo Commune. On Plot No. 176 There Is A Kindergarten Building In Łupawa - The Kindergarten Occupies Part Of The Building And The Remaining Part Contains Residential Premises. The Building Has No Basement, Covered With A Hipped Roof, Covered With Tiles And Roofing Felt. The Building Is Partially Insulated With Polystyrene. The Building Is Located On An Irregular Plan And Has Maximum Dimensions (Length X Width) 41.14 M X 19.29 M. The Kindergarten Has A Central Heating System In Which The Heat Source Is A Boiler On A Pallet And Eco-Pea Coal. There Are Panel Heaters In The Kindergarten Rooms. 3) Scope Of Works Covered By The Order: A) Replacement Of The Heat Source. It Is Planned To Replace The Heat Source With A Heat Pump Operating In The Air-Water System. The Task Of The Heat Pump Will Be To Heat The Heating Medium For The Central Heating System And Hot Water In The Tank. The Pump Should Be Mounted On A Concrete Foundation In Accordance With The Manufacturers Guidelines, Using A Vibration-Insulating Base. The Heat Pump Should Be Connected To The Central Heating And Domestic Hot Water Installations. Turn It On In The Boiler Room. Connect The Power Line To The Heat Pump From The Existing Tr Distribution Board. Install The S303 B32 Protection In The Board And Run The Yky 5X 6 Mm2 Cable From It. Route The Cable Under The Plaster. After Laying The Cable, Plaster The Groove And Paint It In A Color Matching The Existing One. Requirements For The Heat Pump:• Powered By A Three-Phase Installation• Monoblock Type• Heating Power 30 Kw (+5%)• Minimum Temperature Of The Heating Medium At The Output When Powered Only By The 550C Heat Pump• Equipped With An Electric Heater With A Power Of 8-12 Kw• Range Operation At Least Up To -200C• Cop Minimum 3.0 A7w55 Acc. En 14511• Equipped With A Room Controllerb) Replacement Of Radiator Partsthe Replacement Of Radiator Parts In Kindergarten Rooms Was Planned Due To The Lower Temperature Of The Heating Medium In The Heat Pump Installation. Designed Steel, Three-Plate Panel Radiators With Side Power Supply, Type C33, Equipped With Valves And Thermostatic Heads. Connect The Designed Radiators To The Existing Installation. If Necessary, Radiator Housings Should Be Adapted To Larger Radiators Or Replaced With New Ones. Before Ordering Radiators, Check The Dimensions In Person. Attention! Existing Radiators That Are Subject To Replacement Should Be Dismantled, Secured And Handed Over To The Ordering Party. C) Renovation Of The Boiler Room The Existing Heat Source - Pellet And Eco-Pea Coal Boiler - Should Be Dismantled (Boiler Weight Approximately 520 Kg). Dismantle All Unused Elements Of The Central Heating Installation. And Domestic Hot Water (E.G. Expansion Tank, Unnecessary Pipes, Pumps, Valves, Etc.). The Existing Tiles Should Be Removed (Laid To A Height Of Approximately 1.6 M) And The Stoneware Floor With An Area Of 12.88 M2. Lay A New Floor With Stoneware Tiles And Wall Cladding With Tiles Up To A Height Of 2.0 M. Agree On The Colors And Content Of The Cladding With The Ordering Party. The Holes Left By The Dismantled Elements Should Be Bricked Up, Any Plaster Damage Repaired, The Walls And Ceiling Cleaned And Painted Twice In The Colors Agreed With The Ordering Party. Replace The Existing Sink With A New One, Made Of Stainless Steel, Along With The Tap. Summary Of The Submitted Documentation: - Simplified Technical Description - Bill Of Quantities. Task Ii - Replacement Of Heat Sources In Public Buildings - Community Center In Grąbkowo1) The Subject Of The Order Is The Replacement Of A Heat Source In The Community Center In Grąbkowo. 2) Existing Status: Plot No. 122/1, Grąbkowo District, Province. Pomeranian, Poviat Słupsk, Potęgowo Commune. There Is A Village Community Center Building On Plot No. 122/1 - The Community Center Occupies Part Of The Building And The Remaining Part Houses An Apartment (Not Included In The Study). The Building Has No Basement, Covered With A Gable Roof Covered With Metal Tiles, External Walls Insulated With Polystyrene. There Is A Tin Farm Building Adjacent To The Community Center Building. The Village Community Center Has A Central Heating System In Which The Heat Source Is A Fireplace With A Water Jacket. There Are Panel Heaters In The Vestibule, Common Room And Toilet. The Water Heat Source Is An Electric Instantaneous Water Heater, It Remains Unchanged. 3) Scope Of Work Covered By The Order: A) Replacement Of The Heat Source. It Is Planned To Replace The Heat Source With A Heat Pump Operating In The Air-Water System. Attach The Outdoor Unit To The Wall And The Outdoor Unit To A Concrete Foundation Using A Vibration-Insulating Base. Connect The Heat Pump To The Existing Central Heating Water Installation. Turn It On In The Place Where The Pipes Have The Largest Diameter (E.G. Near The Current Heat Source - Fireplace). A Power Line Should Be Connected To The Heat Pump From The Existing Tr Distribution Board. Install The S301 B32 Protection In The Board And Run The Yky 3X6 Mm2 Cable From It. Route The Cable Under The Plaster. After Laying The Cable, Plaster The Groove And Paint It In A Color Matching The Existing One. The Existing Heat Source - The Fireplace - Should Be Demolished. Dismantle Unused Elements Of The Central Heating Installation. (E.G. Expansion Tank). The Hole In The Wall Created After Dismantling The Fireplace Should Be Bricked Up, Plastered And Painted In A Color Consistent With The Existing One. Requirements For The Heat Pump:• Powered By A Single-Phase Installation• Split Type• Heating Power 4.5 Kw• Minimum Temperature Of The Heating Medium At The Output When Powered Only By A 550C Heat Pump• Equipped With An Electric Heater With A Power Of 3-5 Kw• Operating Range At Least Up To -200C• Cop Minimum 3.0 A7w55 Acc. En 14511• Equipped With A Room Controllerthe Existing Power Installation Should Be Adapted On The Basis Of The Regulations Issued By Energa Operator Of April 23, 2024. Conditions For Connection To The Power Grid. Summary Of The Submitted Documentation:  Simplified Technical Description  Conditions Of Connection To The Power Grid  Bill Of Quantities