Tenders Are Invited For Maintaining Street Lighting In The Mikołów Commune

4.1. Scope Of Work: 1) Ongoing Maintenance Of Street Lighting In The Commune, 2) Keeping Light Points Lit In An Amount Of Not Less Than 95% Of The Total, 3) Replacement Of Damaged Light Sources, Lamp Covers, Replacement Of Led Lamps Up To 20 Pieces During The Duration Of The Contract. Detailed Requirements For Led Road Luminaires: - Supply Voltage Of The Luminaires: Ac 220V - 240V/50 Hz. - Operating Range Of The Luminaire At Ambient Temperature: - 20°C To +35°C. - Efficiency Of The Entire Luminaire: >140 Lm/W. - Service Life Of The Entire Luminaire Cannot Be Less Than 80,000 Hours. - Power Factor Cosφ: 0.927 For The Rated Power. - Overvoltage Protection 10 Kv - Color Rendering Index: Cri (Ra) ≥ 70. - Tightness Of The Luminaires: Ip 66. - Color Temperature 3000K And 4000K - In Accordance With The Annex For Replacing The Luminaires With Led. - Fixtures Must Have Ec Declarations Of Conformity And The Ce Mark. - The Luminaires Are To Be Equipped With Controllers Enabling The Integration Of The Control System With The Luminaires For Individual Or Group Management Of The Luminaires Operation, Including Any Programmable Power Reduction At Specific Hours. Controllers Mounted To Fixtures Using A Universal Socket, E.G. Nema 7–Ansi C136.41. The Controllers Are To Work With 1-10V Or Dali Power Supplies. Communication Between Controllers Should Be Wireless. 4) Replacement Of Digital Astronomical Controllers, Doors, Covers Of Pole Recesses, Fuse Plates, Security Elements, All Other Elements Of Lighting Equipment For Cable And Overhead Networks, 5) Disposal Of Used Light Sources, 6) Washing Dirty Lamp Shades Of Street Lamps Once A Year - Applies To Ball-Shaped Lamp Lamps, And The Remaining Lamp Shades When Replacing Light Sources, 7) Cutting Down Tree Branches That Collide With Poles, Lamps And Lighting Cables Street Lighting,8) Setting The Lighting Control Devices,9) Ongoing Repairs Of Street Lighting Cabinets,10) Locating And Repairing Damaged Cables, Overhead Network Wires And Restoring The Area (Sidewalks, Roadways, Greenery) To Its Original Condition After Performing Operational Works, 11) Painting Corroded Metal Poles, Booms, Doors, Covers And Pole Recesses,12) Securing Broken Wires, Damaged Poles And Pole Recesses As A Result Of Theft, Windstorms, Road Collisions Threatening Human Health And Life - Also Applies To Lighting During The Warranty Period, 13) Plumbing (Straightening) Inclined Poles Of Used Street Lighting, 14) Inspection Control At Night Of The Lighting Efficiency, Performed According To Working Arrangements, With The Participation Of The Ordering Party, 15) Carrying Out Measurements Of The Effectiveness Of Anti-Shock Protection And Measurements Of Cable Insulation Resistance For Street Lighting, Checking The Technical Condition Of The Installation In Accordance With The Presented And Schedule Approved By The Ordering Party - Once During The Term Of The Contract. 16) Preparing Monthly Reports Showing The Dates Of Received Defects And The Date