Technical Documentation of Electrical Equipment

Prior to the commencement of supervising the manufacture of the electrical equipment the following documentation is to be submitted for consideration:

1) description of the principle of operation and main characteristics;
2) material specification (list of products) which is to contain elements, instruments and materials used and their technical characteristics;
3) assembly drawing with sections;
4) circuit diagram;
5) test programme;
6) mechanical rotor shaft calculations, as well as drawings of fastening of poles, magnetic circuit stackings, commutator, etc., and detailed drawings of elements welded to the shaft;
7) for distribution switchboards — calculation of thermal and electrodynamic strength of busbars under short-circuit conditions and choice of apparatus to fit these conditions where current rating of a generator or generators running in parallel exceeds 1,000 A.