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This document applies to all staff who carry out corrective or preventative maintenance to signalling equipment on NRMI. Purpose This document contains the index to the Signal Maintenance Specifications (NR/SMS) for signalling equipment on Network Rail Managed Infrastructure...
This Recommendation specifies minimum requirements for time and phase synchronization devices used in synchronization network equipment that operates in the network architecture as defined in [ITU-T G.8271], [ITU-T G.8271.1] and [ITU-T G.8275]. It supports time and/or phase...
IEC TR 61850-90-4:2020(E), which is a Technical Report, is intended for an audience familiar with network communication and/or IEC 61850-based systems and particularly for substation protection and control equipment vendors, network equipment vendors and system...
This document specifies requirements, methods of testing and required test results where standards are needed to provide a basic level of protection against cyber incidents (i.e. malicious attempts, which actually or potentially result in adverse consequences to equipment, their...
This instruction applies to all persons engaged in the maintenance of public address PC's used by Network Rail and/or the SFO. Purpose This instruction defines the telecommunications maintenance procedure for public address PC's (Personal Computers) and RA (Recorded Announcement)...
This instruction applies to all persons maintaining CIS Control Equipment used by Network Rail and/or the SFO. Power supplies, Uninterruptable Power Supplies (UPS), equipment or batteries associated with CIS Control System should be maintained as detailed in NR/L3/TEL/30081....
This Recommendation is applicable to telecommunication equipment and considers electromagnetic emission and immunity phenomena at frequencies between 1 GHz and 6 GHz. EMC emission phenomena below 1 GHz are covered by [ITU-T K.48] and [ITU-T K.76]. EMC immunity phenomena below 2 GHz are...
This module specifies the responsibilities and requirements for managing defective on-train equipment on Network Rail DOF fleet of On-track Machines and Rail Vehicles that are operated under the Network Rail Railway Safety Certificate on Network Rail Controlled...
This Recommendation addresses management aspects of the Ethernet transport (ET) capable network element containing transport functions of one or more of the layer networks of the Ethernet transport network. The management of the Ethernet layer networks is separable from...
This Recommendation addresses management aspects of the multi-protocol label switching (MPLS) transport profile (MPLS-TP) capable network element containing transport functions of one or more of the layer networks of the MPLS-TP network. The management of the MPLS-TP layer...
This clause of Part 1 is applicable except as follows: 1.1.1 Equipment included in scope Replacement: Replace the text with the following: This group safety publication is primarily intended to be used as a product safety standard for the products mentioned in the scope, but shall also be...
This Recommendation aims to provide a better understanding of the energy efficiency of mobile networks in particular considering the networks' evolution in different periods of time. The focus of this Recommendation is on metrics for energy efficiency and methods of assessing (and...
The drawings listed in some cases may not be compliant with the requirements of Railway Group Standards, Company Standards or Legislation brought into force at a date later than the issue date of the drawings. Warnings have been appended to the drawing description where these instances have been...
This part of IEC 61000 is concerned with the limitation of voltage fluctuations and flicker impressed on the public low-voltage system. It specifies limits of voltage changes which may be produced by an equipment tested under specified conditions and gives guidance on methods of assessment....
This Recommendation addresses management aspects of optical transport network (OTN) elements containing transport functions of one or more layer networks of the OTN as described in [ITU-T G.709]. The management of optical layer networks is separable from that of its client...
This document specifies electromagnetic compatibility (EMC) requirements for power conversion equipment (PCE) (e.g. DC to DC, DC to AC and AC to DC) for use in photovoltaic (PV) power systems with or without DC-coupled electrical energy storage devices. The PCE covered by this document can...
SAE J1979-2 describes the communication between the vehicle's OBD systems and test equipment required by OBD regulations. On-Board Diagnostic (OBD) regulations require passenger cars and light-, medium-, and heavy-duty trucks to support a minimum set of diagnostic information to external...
This standard applies: a) throughout the engineering access planning process and during the delivery of work; and b) to all Network Rail employees and contractors who plan and manage the movements of engineering trains / OTMs / OTP in worksites on Network Rail Managed Infrastructure....
