GB 13960.7-1997 Safety of transportable motor-operated electric tools. Part 2: Particular requirements for diamond drills with water supply (English Version)
Except as provided below, this Chapter of Part One applies. The first paragraph is replaced with this standard applicable to movable diamond drills with water source whose diameter is not more than 250mm. Note: Additional requirements for tools with core drill diameters greater than 250 mm are under consideration.
GB 13960.7-1997 history
2017GB/T 3883.306-2017 Safety of motor-operated hand-held,transportable and garden tools―Part 3: Particular requirements for transportable diamond drills with liquid systems
1997GB 13960.7-1997 Safety of transportable motor-operated electric tools. Part 2: Particular requirements for diamond drills with water supply
GB 13960.7-1997 Safety of transportable motor-operated electric tools. Part 2: Particular requirements for diamond drills with water supply was changed to GB/T 3883.306-2017 Safety of motor-operated hand-held,transportable and garden tools―Part 3: Particular requirements for transportable diamond drills with liquid systems.