ГОСТ Р 53953 — 2010
operational voice conferencing system (of raiKvay transportation)37
optical fiber (of raiKvay telecommunication cable)77
optical (railway telecommunication) cable74
optical repeater (of railway primary telecommunication network) 127 optical
repeater of railway telecommunication transport network 127 optical switch (of
railway primary telecommunication network) 128 optical switch of railway
telecommunication transport network 128 Optical Transport Network (of railway
telecommunication) 18 optical transport unit (of transport network of railway
telecommunication)98
optoelectronic transport network (of railway telecommunication) 19 OTN
18 OTU98
OVCS37
pair78
pair (of railway telecommunication cable) 78 partial repair of
raiKvay telecommunication construction 247 partial repair of railway
telecommunication facility 247 PDH
100 performance of railway telecommunication network 257
plesiochronous digital hierarchy transmission system (of raiKvay transportation) 100 portable
radio station (of railway radio communication) 149 post-emergency
operation mode (of a railway telecommunication equipment power supplyinstallation) 182 post-emergency
operation mode (of a railway telecommunication equipment power supplysystem) 182 power distribution
network (of railway telecommunication) 178 power supply installation (of a
railway telecommunication equipment) protection against lightning and
switching overvoltages184
power supply of raiKvay telecommunication centers165
power supply (of railway telecommunication equipment)169
power supply of railway telecommunication unattended digital repeaters165
power supply of telecommunication unattended analog repeaters165
power supply system device (for railway telecommunication equipment)171
power supply system electrical installation (for railway telecommunication equipment)171
power supply system equipment (for railway telecommunication equipment)171
power supply system for railway telecommunicationcenters166
power supply system for railway telecommunicationunattended analog repeaters166
power supply system for railway telecommunicationunattended digital repeaters166
preventive maintenance (of entity)211
pre-OTN 19
primary backbone (operational telecommunication) network(of railway transportation) 22 primary
local network 24 primary raiKvay network
23 primary (telecommunication) network (of raiKvay transportation) 21 problem (of
raiKvay telecommunication)233
protection devices for railway telecommunication (station) equipment195
protection measures against hazardous (dangerous) effects and interferences (upon railway wire
telecommunication construction)194
protection selectivity (in power distribution network of railway telecommunication)183
QoS256
quad 79
quad of railway telecommunication cable 79
quality management system (of a raiKvay telecommunication service provider) 269 quality
measures monitoring system (in railway telecommunication network)268
quality measures (of network operation performance)260
quality measures of services260
quality measures of user service quality260
quality of service (in railway telecommunications network) 256 quality of
service of telephone calls measures (in railway telecommunication network)265
quality of service of telephone calls measures in raiKvay telecommunication system 265 quality of
service users (of raiKvay telecommunication network) 255 quality of
service users (of railway telecommunication system) 255 quality parameters (of
network operation performance system)259
quality parameters of services259
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