Self-Supporting Insulated Wire (Sip 4*70). Gost 31946-2012. Type - Sip 4. Service Life - At Least 40 Years. Availability Of Insulation - Yes. Core Cross-Section - 70 Sq. Mm. Number Of Cores - 4. Type Of Outer Shell - Light And Heat Resistant. Warranty - 12 Months. The Conductor Is Aluminum, Round, Multi-Wire, Compacted. The Conductive Cores Of Self-Supporting Insulated Wires Have A Distinctive Designation In The Form Of Longitudinally Pressed Relief Strips On The Insulation Or The Numbers 1, 2, 3. The Insulation Is Pressed Out Of Light-Stabilized Cross-Linked Pe. Insulation Color Is Black. The Nominal Insulation Thickness Is 1.3 Mm. Twisting - Insulated Conductive Conductors Are Twisted With A Twist Pitch Of No More Than 450 Mm. The Twist Is In The Right Direction. Technical Characteristics: Outer Diameter Of The Conductor, 9.45 - 9.95 Mm. Electrical Resistance Of 1 Km Of Wire To Direct Current Is Not More Than 0.443 0 M. The Wires Are Resistant To Ambient Temperatures From -60°C To +50°C. The Wires Are Resistant To Installation Bends And Exposure To Solar Radiation. Installation Of Wires Is Carried Out At An Ambient Temperature Not Lower Than -20°C. The Bending Radius During Installation Of Wires Installed On Supports Is At Least 10D, Where D Is The Outer Diameter Of The Wire. The Specific Volumetric Resistance Of The Insulation At The Long-Term Permissible Heating Temperature Of The Current-Carrying Conductors Is Not Less Than 1X1012 Ohm Cm. Wires After Exposure To Water At A Temperature Of (+20 ± 10) ° C For At Least 10 Minutes. Withstand The Test With An Alternating Voltage Of 4 Kv With A Frequency Of 50 Hz For 5 Minutes. The Permissible Heating Of The Conductors During Operation Should Not Exceed +90°C In Normal Operation And +250°C In Case Of A Short Circuit. Maximum Outer Diameter Of Wire, 30.2 Mm. Weight Of 1 Km Of Wire Is Not Less Than 909.3 Kg. The Technical Characteristics Of The Supplied Goods Must Be Agreed Upon With The Customer By Calling 87006370080., Wire Ac 70/11 (3,623 M/T) Gost Ekt. Steel-Aluminum Wires Of The Ac Grade Are Used For Overhead Power Lines, Used In An Air Atmosphere Of Types I And Ii, Provided That The Sulfur Dioxide Content In The Atmosphere Is No More Than 150 Mg/M² Day. (1.5 Mg/M³) On Land In All Macroclimatic Regions According To Gost 15150 Execution Of Uhl, Except Tv And Ts. The Long-Term Permissible Temperature Of The Wires During Operation Is No More Than + 90°C. Flexibility: Flexible. Number Of Cores: 1. Core Material: Aluminum. Purpose: - Non-Insulated For Overhead Lines. Voltage: 20Kv. Section 70Mm2: The Technical Characteristics Of The Supplied Goods Must Be Agreed Upon With The Customer By Calling 87006370080.
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