(b)保持电路完整性,以防止出现指定严重程度的机械损坏。
例如,WS52W 额定电缆将具有以下特性;
· WS – 适合包含在布线系统中
· 5 - 在火灾条件下具有 120 分钟(两小时)的电气性能(电路完整性)
· 2 - 在正常使用期间提供中等水平的冲击损坏保护
· W – 暴露于高架洒水喷头的水后具有电气性能(电路完整性)
澳洲AS/NZS3013耐火电缆–引用文件
AS1074 Steel tubes and tubulars for ordinary service
AS1530 Methods for fire tests on building materials, components and structures
AS1530.4 Fire-resistance tests of elements of building construction
AS/NZS1125 Conductors in insulated electric cables and flexible cords
AS/NZS2053 Conduits and fittings for electrical installations (all parts)
AS/NZS3000 Electrical installations (known as the Australian/New Zealand Wiring Rules)
AS/NZS3187 Approval and test specification—Mineral-insulated metal-sheathed cables
AS/NZS3808 Insulating and sheathing materials for electric cables
AS/NZS5000 Electric cables—Polymeric insulated
AS/NZS5000.1 Forworking voltages up to and including 0.6/1 (1.2) kV
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