IS Title/आईएस शीर्षक:
Safety of household and similar electrical appliances: Part 2 particular requirements: Sec 21 stationary storage type electric water heaters (Second Revision)
Superseding IS/सुपरसीडिंग आईएस:
None
Degree of Equivalence/समतुल्यता स्तर:
Identical under dual numbering