Request For Quotation Purchasing A Lamp For A Suspended Ceiling.

Led Panel (Light) For Suspended Ceiling. General Internal Lighting Of Administrative, Office, Educational And Public Premises. Designed For Recessed Installation In Suspended Cellular Ceilings (Armstrong Type), As Well As For Surface-Mounted Installation On Solid Surfaces. Quality Requirements: The Product Must Be New, Not Used, The Current Year Of Manufacture, Fully Factory Equipped With A Built-In Or Remote Power Source (Driver). Technical And Functional Characteristics: Overall Dimensions: 595 × 595 Mm (Permissible Deviation No More Than ±5 Mm), Case Thickness No More Than 20–40 Mm. Rated Power: 36–40 W (Energy-Saving Class A / A+). Luminous Flux: At Least 3600–4000 Lm (Luminous Efficiency At Least 90–100 Lm/W). Color Temperature: 4000K (Neutral White Daylight) Or 6500K (Cool White Light) - As Agreed With The Customer. Diffuser Type: Textured Lighting Polystyrene/Polycarbonate With Microprismatic Structure (“Prism”). The Diffuser Must Ensure Uniform Distribution Of The Light Flux Without A Glare Effect, Be Resistant To Ultraviolet Radiation (Not Turn Yellow Over Time). Light Flux Pulsation Coefficient: No More Than 1% (Complete Absence Of Flicker Visible To The Eye, Safe For Vision In Work And Educational Areas). Color Rendering Index (Cri/Ra): No Less Than 80. Housing Material: Stamped Sheet Steel With Anti-Corrosion White Polymer Powder Coating, Providing Sufficient Heat Dissipation From The Leds. Power Supply (Driver): Switching Driver With Protection Against Power Surges In The Network In The Range Of 180–250 V, Short Circuit And Overheating. Power Factor ($\Cos\Varphi$) - Not Less Than 0.9. Led Module Service Life: At Least 30,000–50,000 Hours Of Continuous Operation. The Degree Of Protection Of The Housing Is Not Lower Than Ip20/Ip40.