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    Tests for electric wires and cables

    1. Test Scope:
    Electric wires and cables tests in the buildings of resident apartments, office, library, commercial building, theaters (Hall), hotels, hospitals, museum, exhibition hall, traffic building, industrial building.

    2. Test items:
    Sectional area
    Conductor cross section
    Conductor DC resistance

    3. Standards:
    GB/T 4909.2-2009 “Test methods for bare wires - Part 2: Measurement of dimensions”
    GB/T 3956-2008 “Conductors of insulated cables”
    GB/T 3048.2-2007 “Test methods for electrical properties of electric cables and wires—Part 2: Test of electrical resistivity of metallic materials
    GB/T 3048.4-2007 “Test methods for electrical properties of electric cables and wires—Part 4:Test of DC resistance of conductors”
    GB/T 3956-2008 “Conductors of insulated cables”

    4. Evaluation standard:
    GB/T 3956-2008 “Conductors of insulated cables”