Normas BSI
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BSI
BS 8521:2009
En Vigor
2009-04-30
Specification for dual-tone multi-frequency (DTMF) signalling protocol
for social alarm systems
BSI
BS ISO 16790:2021 - TC
En Vigor
2021-12-06
Tracked Changes. Plastics. Determination of drawing characteristics of
thermoplastics in the molten state
BSI
BS EN 12444:2001
En Vigor
2001-03-15
Industrial, commercial and garage doors and gates. Resistance to wind
load. Testing and calculation
BSI
BS EN 50065-4-3:2023 - TC
En Vigor
2023-04-25
Tracked Changes. Signalling on low-voltage electrical installations in
the frequency range 3 kHz to 148,5 kHz. Low voltage decoupling filter.
Incoming filter
