This standard specifies the test methods and qualification criteria for sparks igniting explosive gas mixtures due to possible collision and friction between explosion-proof electrical equipment parts for use in explosive gas environments or with external objects. This standard is applicable to evaluate the safety performance of collision and friction sparks of various solid materials used in manufacturing explosion-proof electrical equipment related parts.
JB/T 8313-1996 history
1996JB/T 8313-1996 Guide rules for safety performance test method of impact friction sparking