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Electric heaters of the portable immersion type shall be so constructed and installed that current-carrying parts are effectively insulated from electrical contact with the substance in which they are immersed. The authority having jurisdiction may make exceptions for special applications of apparatus if suitable precautions are taken.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code; and Section 18943(c), Health and Safety Code.
1. Editorial correction filed 11-2-83 (Register 83, No. 45).
2. Amendment filed 8-27-86; effective thirtieth day thereafter (Register 86, No. 37).