Tenders Are Invited For Reconstruction Of The Wooden Roof Truss, Repair Of Chimneys, Replacement Of Flashings, Gutters, Downpipes In The Building At Ul. A. Naruszewicza 16 In Warsaw.

The Subject Of The Contract Includes The Execution Of The Nw. Works In The Electrical And Construction Industry: - Construction Industry1. Reconstruction Of The Existing Wooden Roof Truss With A Cover Made Of Heat-Welded Roofing Felt, Replacement Of Flashings, Roof Gutters, And Downpipes; 2. Replacement Of Wooden Window Joinery With Wooden One Located In The Dormers And The Roof Slope; 3. Replacement Of The Entrance Door To The Attic; 4. Renovation Of Residential Premises No. 5 And 6 And The Attic Room; 6. Repair Of Chimney Shafts Above The Roof Slope; 7. Installation Of Chimney Sweep Benches - Electrical Industry, Premises No. 51. Power Supply Installation For Premises: A) Wlz - Replace With A New One Made With A Ydyp 3X4 Mm2 Cable, Length Approx. 7 M. B) Tl Meter Board - Replace With A New One And Embed The Tl Into The Wall (Install It In A Recess Dug Out For This Purpose) In Order To Protect The Measuring System Against Damage. C) Pre-Meter Protection - Replace The Existing Porcelain Socket With An S-301 D-25 Installation Switch In A New Housing S-2.D) Housing Board - Replace With A New Housing S-12.E) Post-Paid Protections - New Ones Should Be Installed In The New Tm Board: One Rcd 25/2/0.03A Circuit Breaker, Six S-301 B Circuit Breakers -16 And One S-301 B-10 Circuit Breaker. The Existing Two S-191 B-16 Circuit Breakers Should Be Dismantled.2. Electrical Installation In The Premises: A) A New Electrical Installation Should Be Made, Laying Ydyp 3X2.5 Wires For Socket Circuits And Ydyp 2/3/4X 1.5 For The Lighting Circuit In The Grooves. Seven Circuits Should Be Separated, Including Six Circuits Of Plug Sockets (One Circuit Of General Sockets, One Circuit Of A Bathroom Socket, One Circuit Of A Washing Machine Socket In The Bathroom, One Circuit Of A 2.0 Kw Socket (Oven), One Circuit Of A 2.0 Kw Socket In The Kitchen , One Circuit Other Sockets In The Kitchen) And One Lighting Circuit. Insulation Of The Laid Cables 450/750V. B) Make Equipotential Bondings With The Dy 4Mm2 Cable Laid Under The Plaster In Accordance With The Requirements. C) Installation Accessories: - Nine Existing Ip-20 Plug Sockets Should Be Replaced With Nine New Ip-20 Plug Sockets With A Protective Pin Provided By The Tenant. The Existing Two Ip-44 Plug Sockets In The Bathroom Should Be Replaced With Two New Ip-44 Plug Sockets Provided By The Tenant. In Addition, Four New Ip-20 Plug Sockets With A Pin Should Be Installed. - The Four Existing Single-Pole Breakers Should Be Replaced With Four New Single-Pole Breakers Provided By The Tenant, Or The Dismantled Existing Single-Pole Breakers Should Be Reinstalled. Two Existing Candlestick Switches Should Be Replaced With Two New Candlestick Switches Provided By The Tenant Or The Existing Ones Should Be Installed. In Addition, One Single-Pole Circuit Breaker Must Be Installed. Replace The Bell Button With A New One. - Use Accessories Of A Basic And Uniform Standard. The Arrangement Of The Accessories Is Shown On The Plan Of The Premises. D) Electric Bell - Replace It With A New One And Power It From The Lighting Circuit Of The Premises. E) Light Fittings In The Bathroom - The Existing Fitting Should Be Replaced With A New Ip-44 Fitting Mounted On The Ceiling. The Fixture Will Be Provided By The Tenant. In Addition, The Existing Luminaire In The Wc And Four Existing Luminaires In Other Rooms Should Be Dismantled And Re-Installed.F) Intercom - Remains Existing.3. Execution Of Post-Installation Works: A) Execution Of Electrical Measurements, B) Preparation Of As-Built Documentation (A Plan With The Application Of Accessories, Boards And Devices And A Single-Line Diagram), C) Execution Of Supplementary Plaster After Planted Boxes, Punctures, Carved Furrows, Etc., D) Removal From The Premises And Transfer For Disposal Of Dismantled Elements Of Electrical Installations, Removal Of Debris To A Waste Collection Site Designated For The City. The Equipment And Cables Used Must Have Appropriate Attestations And Certificates. The Entire Installation Should Be Made In The Tn-S System As Flush-Mounted In Accordance With Applicable Regulations In Accordance With Pn-Iec 60 364. Place The Fittings To Be Located In Accordance With The Principles Of Ergonomics And Guidelines Psep-E-0001 Prenormalokal No. 61. Installation Supplying The Premises: A) Pre-Meter Protection - Replace The Existing Porcelain Socket With The S-301 D-25 Installation Switch Installed In The New S-2 Housing. B) Residential Board - Replace The Existing Board With The New Rn-2X12 Housing. Rcd 25/2/0.03A, Eleven Circuit Breakers S-301 B-16 And One Circuit Breaker S-301 B-10, One Installation Circuit Breaker S-301 B-6, One Priority Relay Pr-615, One Contactor Sm25/20. The Existing Protections Should Be Dismantled.D) Wlz - The Existing One Remains E) Tl Meter Board - The Existing One Remains2. Electrical Installation In The Premises: A) A New Electrical Installation Should Be Made, Laying Ydyp 3X2.5 Wires For Socket Circuits And Ydyp 2/3/4X 1.5 For The Lighting Circuit In The Grooves. Twelve Circuits Should Be Separated, Including Eleven Plug-In Socket Circuits (One General Socket Circuit, One Bathroom Socket Circuit, One Washing Machine Socket Circuit In The Bathroom, One 2.0 Kw Socket Circuit (Oven), One 2.0 Kw Socket Circuit In Kitchen, One Circuit For The Remaining Sockets In The Kitchen, Five Circuits For Powering El Radiators And One Lighting Circuit. Insulation Of The Laid Cables 450/750V. B) Make Equipotential Bondings With The Dy 4Mm2 Cable Laid Under The Plaster In Accordance With The Requirements. C) Installation Equipment: - Seven Existing Ip-20 Plug-In Sockets Should Be Replaced With Seven New Ip-20 Plug-In Sockets With A Protective Pin. The Existing Two Ip-44 Plug Sockets In The Bathroom Should Be Replaced With Two New Ip-44 Plug Sockets. In Addition, Twelve New Ip-20 Plug Sockets With A Protective Pin And One New Ip-44 Socket For The Radiator In The Bathroom Should Be Installed. - Five Existing Single-Pole Switches Should Be Replaced With Four New Single-Pole Switches And One New Candlestick Switch. One Existing Candlestick Switch Should Be Replaced With One New Candlestick Switch. In Addition, Two New Candlestick Switches Should Be Installed. Replace The Bell Button With A New One. Use Accessories Of A Basic And Uniform Standard. The Arrangement Of The Accessories Is Shown On The Plan Of The Premises. D) Replace The Electric Bell With A New 230V And Power It From The Lighting Circuit Of The Premises. E) Lighting Fixtures In The Bathroom - The Existing Fixture Should Be Replaced With A New Ip-44 Lighting Fixture. F) Intercom - Remains Existing.3. Execution Of Post-Installation Works: A) Execution Of Electrical Measurements, B) Preparation Of As-Built Documentation (Plan With Fittings, Boards And Devices And A Single-Line Diagram)4. Execution Of Supplementary Plaster After Planted Boxes, Punctures, Carved Furrows, Etc.,5. Removing The Dismantled Elements Of The Electrical Installation From The Premises And Handing Them Over For Disposal, Transporting The Rubble To A Waste Collection Site Designated For The City.