Alarm systems - Alarm transmission systems and equipment - Part 2: Requirements for Supervised Premises Transceiver (SPT)
€78.00
Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)
€77.00
Components for low-voltage surge protective devices - Part 312: Selection and application principles for gas discharge tubes
€72.00
Power line communication apparatus used in low-voltage installations - Radio disturbance characteristics - Limits and methods of measurement - Part 1: Apparatus for in-home use
€0.00
Power line communication apparatus and systems used in low-voltage installations the frequency range 1,6 MHz to 30 Residential, commercial industrial environment Immunity requirements
€193.00
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 Immunity requirements for mains communications equipment and systems operating of frequencies 95 intended use residential, commercial light industrial environments
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 and 1,6 MHz 30 MHz. Low voltage decoupling filters Safety requirements
€316.00
Testing of balanced and coaxial information technology cabling Installed as specified in EN 50173-4 related standards
Specification for the testing of balanced and coaxial information technology cabling Cords as specified in ISO/IEC 11801 related standards
€269.00
Space engineering. Space data links. Telecommand protocols, synchronization and channel coding
€404.00
Components for low-voltage surge protective devices Performance requirements and test methods telecommunications signalling network isolation transformers (SIT)
Industrial communication networks. Fieldbus specifications Data-link layer protocol specification. Type 21 elements
Cable networks for television signals, sound signals and interactive services Hybrid Fibre Coax Outside Plant Status Monitoring. Physical (PHY) Layer Specification
Power line communication apparatus used in low-voltage installations. Radio disturbance characteristics. Limits and methods of measurement Apparatus operating above 30 MHz
