Alarm systems - Alarm transmission systems and equipment - Part 2-4: Requirements for equipment used in systems with voice communicators using the public switched telephone network
€53.00
Single sideband power-line carrier terminals
€86.00
MATERIALS USED IN COMMUNICATION CABLES. PART 1: PVC INSULATION COMPOUNDS.
€47.00
MATERIALS USED IN COMMUNICATION CABLES. PART 2: PVC SHEATING COMPOUNDS.
€35.00
MATERIALS USED IN COMMUNICATION CABLES. PART 3: PE INSULATION.
€28.00
MATERIALS USED IN COMMUNICATION CABLES. PART 6: HALOGEN FREE FLAME RETARDANT INSULATION COMPOUNDS.
€50.00
MATERIALS USED IN COMMUNICATION CABLES. PART 7: HALOGEN FREE FLAME RETARDANT THERMOPLASTIC SHEATHING COMPOUND.
CHARACTERISTIC INPUT AND OUTPUT QUANTITIES OF SINGLE SIDEBAND POWER-LINE CARRIER TERMINALS
€54.00
GRAPHICAL SYMBOLS FOR DIAGRAMS. PART 9: TELECOMMUNICATIONS: SWITCHING AND PERIPHERAL EQUIPMENT.
€60.00
PARTICULAR SAFETY REQUIREMENTS FOR EQUIPMENT TO BE CONNECTED TO TELECOMMUNICATION NETWORKS.
Electricity metering - Data exchange for meter reading, tariff and load control - Part 31: Use of local area networks on twisted pair with carrier signalling
€129.00
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz -- Part 1: General requirements, frequency bands and electromagnetic disturbances.
€77.00
Components for low-voltage surge protective devices - Part 311: Specification for gas discharge tubes (GDT)
€69.00
Detail specification for pair metallic cables used for telephone access network. Cables for distribution , trunk and indoor networks.
