SANS 61241-2-2-1993 有可燃性粉尘场合用电气设备.第2部分:试验方法.第2节:粉尘层电阻率的测定方法
Electrical apparatus for use in the presence of combustible dust Part 2: Test methods Section 2: Method for determining the electrical resistivity of dust in layers
Specifies a method of test to determine, by application of a d.c. voltage, the electrical resistivity of a layer of dust. Is intended to be used in the design, construction, testing, and application of electrical apparatus for use in the presence of comb