Reference configuration for connectivity relations of private telecommunication network exchanges; english version ENV 41004:1992
€41.78
Method for the specification of basic and supplementary services of private telecommunication networks; english version ENV 41005:1990
Scenarios for interconnections between exchanges of private telecommunication networks; english version ENV 41006:1990
€56.17
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
€40.00
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.
€69.00
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz -- Part 4-4: Low voltage decoupling filter - Impedance filter
€47.00
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz -- Part 4-5: Low voltage decoupling filter - Segmentation filter
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz -- Part 4-3: Low voltage decoupling filter - Incoming filter
€53.00
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz -- Part 4-6: Low voltage decoupling filters - Phase coupler
€54.00
GRAPHICAL SYMBOLS FOR DIAGRAMS. PART 9: TELECOMMUNICATIONS: SWITCHING AND PERIPHERAL EQUIPMENT.
€60.00
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
Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 2-3: Immunity requirements for mains communicating equipment operating in the range of frequencies 3 kHz to 95 kHz and intended for use by electricity suppliers and distributors
€79.00
ELECTROTECHNICAL VOCABULARY. SWITCHING AND SIGNALLING (IN TELECOMMUNICATIONS).
€120.00
Road traffic management equipment. Maintenance. Recommendations for maintenance. Part 1. Recommendations for preventive maintenance of metallic structures
€62.00
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
