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DS/HD 60364-5-557:2014
Low-voltage electrical installations - Part 5-557: Selection and erection of electrical equipment - Auxiliary circuits
This standard applies to auxiliary circuits, except such forming internal wiring of electrical equipment.**This standard applies only in conjunction with the other parts of IEC 60364 series.*This standard does not apply for auxiliary circuits of installations and equipment for which specific standard exist, e.g.:*- safety of machinery according to IEC 60204 series;*- installation and equipment for control and supervision of public grids;*- electrical equipment for furnaces;*- auxiliary circuits and control circuits for power installations with supply voltage exceeding 1kV, IEC 61936;*- system for fire alarm, intruder alarms and raid alarm;*- traffic lights and signalling systems;*- luminous call systems; installations in hospitals, nursing homes and similar institutions; erection and operation;*- railway and funicular course applications;*- erection of electrical installation in open-cast mines, quarries and similar works*- Circuits for data transfer (e.g. electronic control and BUS-systems)
Danish Standards [ds]