NA 031
DIN Standards Committee Firefighting and Fire Protection
DIN 14675 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN EN 54-2 | 1997-12 | Fire detection and fire alarm systems - Part 2: Control and indicating equipment; German version EN 54-2:1997 More |
| DIN EN 54-4 | 1997-12 | Fire detection and fire alarm systems - Part 4: Power supply equipment; German version EN 54-4:1997 More |
| ITU-T V.31bis | 1988-11 | Electrical characteristics for single-current interchange circuits using optocouplers More |
