33.040.01

Telecommunication systems in general

33.040.20

Transmission systems

33.040.30

Switching and signalling systems

33.040.35

Telephone networks

33.040.40

Data communication networks

33.040.50

Lines, connections and circuits

33.040.60

Powerline telecommunications

33.040.99

Other equipment for telecommunication systems
DIN EN 61850-10:2004-04

DIN EN 61850-10:2004-04

Superseded Historical

Communication networks and systems in substations - Part 10: Conformance testing (IEC 57/699/CDV:2004); German version prEN 61850-10:2004, text in English

€140.00

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BS 3880:1965

BS 3880:1965

Withdrawn Most Recent

Dimesions of punched paper tape for data processing

€269.00

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BS 4505-5:1971

BS 4505-5:1971

Withdrawn Most Recent

Digital data transmission assignment of connector pin numbers for interchange circuits between data terminal equipment and data communication equipment

€269.00

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BS 4505-3:1969

BS 4505-3:1969

Withdrawn Most Recent

Digital data transmission. The use of longotudinal parity to detect errors in information messages

€269.00

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BS 4505-1:1969

BS 4505-1:1969

Withdrawn Most Recent

Digital data transmission. Basic mode control procedures

€269.00

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IEEE 1729:2025

IEEE 1729:2025

Active Most Recent

IEEE Draft Recommended Practice for Electric Power Distribution System Analysis

€111.00

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DIN EN 61850-5:2025-01

DIN EN 61850-5:2025-01

Active Most Recent

Communication networks and systems for power utility automation - Part 5: Communication requirements for functions and device models (IEC 61850-5:2013 + AMD1:2022); German version EN 61850-5:2013 + A1:2022.

€364.11

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DIN EN IEC 63430:2025-01

DIN EN IEC 63430:2025-01

Superseded Historical

Data container format for wearable sensor (IEC 100/4141/CDV:2024); German and English version prEN IEC 63430:2024

€116.64

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IEEE 1901.3:2025

IEEE 1901.3:2025

Active Most Recent

IEEE Draft Standard for Medium Frequency (less than 12 MHz) Power Line Communications (PLC) with a Hybrid PLC/Radio Frequency Physical Layer (PHY)

€114.00

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DIN 66021-1:1983-04

DIN 66021-1:1983-04

Withdrawn Most Recent

Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) for duplex transmission in telephone type networks up to 300 bit per second

€34.30

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DIN 66021-2:1983-04

DIN 66021-2:1983-04

Withdrawn Most Recent

Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) in telephone type networks up to 1200/600 bits per second

€41.78

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DIN 66021-3:1983-04

DIN 66021-3:1983-04

Withdrawn Most Recent

Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) in telephone type networks at 2400 (1200) bits per second

€41.78

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DIN 66021-7:1983-04

DIN 66021-7:1983-04

Withdrawn Most Recent

Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) in telephone type networks at 4800 (2400) bits per second

€48.79

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DIN 66021-8:1983-04

DIN 66021-8:1983-04

Withdrawn Most Recent

Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) in telephone type networks at 9600 (7200/4800) bits per second

€48.79

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DIN 47615:1977-01

DIN 47615:1977-01

Superseded Historical

Distributing boxes for telecommunication systems

€24.39

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