DIN 44899-5:1971-10

Действует

Electrical water-heater; directions of the calculation of thickness of the wall for containers of closed heaters from 50 up to 2000 liters — 5 стр.

На этот документ ссылаются

Отменен

Electrical water heaters; storage water heaters with rated capacity up to 1000 l; performance characteristics; requirements — 4 стр.

Отменен

Water Heating Installations for Drinking Water and Service Water; Design, Equipment and Testing — 18 стр.