(1) Radio frequency (RF) communication shall be used below 132 kilovolt / 110 kilovolt system for low speed data acquisition system and shall not be used for protection of power system equipment.
(2) Radio frequency (RF) communication shall be adopted after ensuring required level of signal level with clear line of sight and link availability (99.5 per cent.) for interruption free operation of the communication system.
(3) Radio frequency (RF) communication shall be designed for satisfactory and continuous operation in open environment with operating temperature range of -10 deg. C to 55 deg. C and humidity up to 95 per cent. non-condensing.
(4) Radio frequency (RF) communication shall not be part of national or State wideband backbone network.
(5) Utilisation of radio spectrum in radio frequency (RF) communication shall be subject to regulatory clearance and all regulatory guidelines shall be followed.
(6) Radio frequency (RF) communication shall be capable of delivering data, voice and video conferencing, and latency shall be less than 5 milliseconds (ms).
28 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III SEC. 4]
(7) Radio frequency (RF) communication equipment shall comply with Ingress Protection (IP) rating suitable for the installation condition as agreed between the user and provider.
(8) Radio frequency (RF) communication system shall support concurrent use of Internet Protocol (IP), voice over internet protocol (VoIP) and video.
(9) Radio frequency (RF) communication shall be capable of channel bandwidth selection with 5 MHz steps.
(10) Radio frequency (RF) communication shall be capable to capture both side (local and remote) spectrum view and the equipment shall have site and link management facility for configuration.
(11) Radio frequency (RF) communication shall support Simple Network Management Protocol (SNMP), Management Information Base (MIB) II and Bridge Management Information Base (MIB).
(12) After terminating the radio frequency (RF) network at the gateway, the upstream communication till the receiving end control centre shall comply to IPv4 and IPv6 network protocols with backward compatibility feature.
(13) Radio frequency (RF) communication shall have facility to upgrade software over the air from remote.
(14) Gateway device shall have 10 BASE-T/100 BASE-TX ethernet port to connect to any network.
(15) Network Management System (NMS) shall be provided to monitor the performance from the control centre and the Network Management System shall be capable to provide bandwidth utilisation, latency, link health and signal strength of the network.
(16) Radio frequency (RF) communication network shall support multiple communication protocols to provide flexibility.
(17) Radio frequency (RF) communication shall provide scalability, interoperability and future proofing.
CHAPTER IX RELAXATION AND INTERPRETATION OF REGULATIONS
31. Relaxation and Interpretation of Regulations. The Authority may, by order and for reasons to be recorded in writing, relax any of provisions of these regulations in respect of the matters referred to the Authority on case to case basis.
SCHEDULE I [See regulation 5(3)] Data interval time Category Data Type Time Interval ( Sec ) Time Interval (Sec) via Data Concentrator 765 or 400 kV 220* or 132** kV Below 132** kV 765 or 400 kV 220* or 132** kV Below 132** kV Automatic Generation Control (AGC) Analog Value 2 3 2 3 Dispatch Status 2 3 4 2 3 5 Analog Value 4 5 6 4 5 7 Phasor Analog/Status
0.04 to
0.01
0.04 to
0.01 Forecast/ Weather Value 60 60 * 220kV may be read as 220 kV or 230 kV depending on voltage level defined.
** 132kV may be read as 132 kV or 110 kV depending on voltage level defined.
[ III ] 29
SCHEDULE II [See regulation 6(3)] Standards for interfacing to communication system Interfaces Type Standards Electrical Interface Ethernet IEEE 802.3 / IEEE 802.3u Ethernet VLAN IEEE 802.1 P/Q Serial RS232 / RS422 / RS485 / X.21 / X.25 / G.703 / V.35 / RJ45 Optical Interface ITU-T G.957, G.958 Tele-protection /Control Relay IEEE C37.94, ITU-T G.703 Voice 2-wire FXO/2-wire FXS/ 4- wire E&M, VoIP SDH ITU-T G.821/G.826 IP - Packet Switched Networks Layer 2.5 OSI RFC 2702, RFC 4379, RFC 4090 & RFC 4553 Circuit Emulation RF IEEE 802.11s, , IEEE 802.15.4, ETSI EN 300 220-1, ETSI EN 300 440.
Cyber Security MD5 Authentication, 3.SNMPv3, Radius/TACS+ Video H.323 Cellular GPRS/3G/4G/ NBIoT/MPLS ETSI, 3GPP Compliant MPLS-TP: G.8110,8112,8113.1,8113.2,8121,8121.1,8121.2,8131,8151,8152.
MPLS-IP: As per standard Industry practice.
P. C. KUREEL, Secy.
[ADVT.-III/4/Exty./472/19] Uploaded by Dte. of Printing at Government of India Press, Ring Road, Mayapuri, New Delhi-110064 and Published by the Controller of Publications, Delhi-110054.