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>BSI Standards>33 TELEKOMUNIKACE. TECHNIKA PRO AUDIO A VIDEO>33.040 Telekomunikační systémy>33.040.30 Přepojovací a signalizační systémy

33.040.30 Přepojovací a signalizační systémy

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31 results
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PD 7004:1995
Essential requirements for terminal equipment intended for connection to digital interfaces of the PSTN using Digital Access Signalling System No.2 (DASS 2)
Vydáno: 1995-01-15
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BS EN 50065-4-7:2005
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz and 1,6 MHz to 30 MHz Portable low voltage decoupling filters. Safety requirements
Vydáno: 2008-01-31
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BS EN 50065-4-1:2023
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Low voltage decoupling filters. Generic specification
Vydáno: 2023-04-25
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BS EN 50065-4-6:2023 - TC
Tracked Changes. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Low voltage decoupling filters. Phase coupler
Vydáno: 2023-04-25
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PD 7004 NTR11
Title Absent
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BS EN 50065-2-2:2003
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Immunity requirements for mains communications equipment and systems operating in the range of frequencies 95 kHz to 148,5 kHz and intended for use in industrial environments
Vydáno: 2007-01-31
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21/30422302 DC
BS EN 50065-4-2. Signalling on low voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Part 4-2. Low voltage decoupling filters. Safety requirements
Vydáno: 2021-04-23
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21/30422317 DC
BS EN 50065-4-7. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Part 4-7. Portable low voltage decoupling filters. Safety requirements
Vydáno: 2021-04-23
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BS EN 50065-4-5:2023 - TC
Tracked Changes. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Low voltage decoupling filter. Segmentation filter
Vydáno: 2023-04-25
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22/30439450 DC
BS EN 61643-21. Low voltage surge protective devices Part 21. Surge protective devices connected to telecommunications and signalling networks. Performance requirements and testing methods
Vydáno: 2022-03-30
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BS EN 61643-21:2001+A2:2013
Low voltage surge protective devices Surge protective devices connected to telecommunications and signalling networks. Performance requirements and testing methods
Vydáno: 2013-05-31
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21/30422299 DC
BS EN 50065-4-1. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Part 4-1. Low voltage decoupling filters. Generic specification
Vydáno: 2021-04-23
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31 results
13Last page