Japanese Standards Association

Safety of machinery - Electrical equipment of machines-Part 32: Requirements for hoisting machines
 N JIS B 9960-32

Annotation

This Standard applies to the application of electrical and electronic equipment and systems to hoisting machines and related equipment.

NOTE 1 In this Standard, the term "electrical" includes both electrical and electronic matters (i.e. "electrical equipment" means both the electrical and the electronic equipment).

NOTE 2 In the context of this Standard, the term "person" refers to any individual and includes those persons who are assigned and instructed by the user or user's agent(s) in the use and care of the hoisting machine in question.

The equipment covered by this Standard commences at the point of connection of the supply to the electrical equipment of the hoisting machine (crane-supply-switch) including systems for power supply and control feeders situated outside of the hoisting machine, for example, flexible cables or conductor wires or conductor bars (see figure 3).

NOTE 3 For the requirements for the electrical supply installation in buildings, see JIS C 60364.

This Standard is applicable to equipment or parts of equipment not exceeding 1 000 V a.c. or 1500 V d.c. between lines and with nominal frequencies not exceeding 200 Hz.

NOTE 4 For equipment exceeding 1 000 V a.c. or 1 500 V d.c. and not more than 36 kV, the requirements shall be as given in JIS B 9960-11.

Additional and special requirements can apply to the electrical equipment of hoisting machines including those that