The remote monitoring and management subsystem for buried structures cathodic protection NGK‑PDKU EHZ (hereinafter referred to as the Subsystem) is a hardware and software package (onsite crossing station) and is intended to monitor and manage NGK-IPKZ‑Euro type cathodic protection systems, to collect data from NGK-SKM corrosion monitoring system and transmit such data to clients protection monitoring and management subsystem. NGK‑PDKU EHZ is the component part of cathodic protection system.
The remote monitoring and management subsystem for buried structures cathodic protection allows acquiring data and managing other equipment supporting Modbus RTU/TCP/ASCII communications protocol.
The remote monitoring and management subsystem for buried structures cathodic protection NGK‑PDKU EHZ (hereinafter referred to as the Subsystem) is a hardware and software package (onsite crossing station) and is intended to monitor and manage NGK-IPKZ‑Euro type cathodic protection systems, to collect data from NGK-SKM corrosion monitoring system and transmit such data to clients protection monitoring and management subsystem. NGK‑PDKU EHZ is the component part of cathodic protection system.
The remote monitoring and management subsystem for buried structures cathodic protection allows acquiring data and managing other equipment supporting Modbus RTU/TCP/ASCII communications protocol.
Application area: gas and oil upstream, midstream, downstream and storage facilities – main pipelines, compressor stations, industrial sites, gas storages, etc.
Main parameters and dimensions
Maximum number of interface communication lines RS‑485/ FOCL/GSM, pcs………………… 32[1]
Maximum number of devices on single line, pcs………………………………………………………………… 32
Maximum length of twisted pair communication line, km, max…………………………………………….. 1
Maximum length of fiber optic communication line, km, max……………………………………………… 40
Network interface…………………………………………………………………………………………………… Ethernet
Transmission rates, Mbit/s……………………………………………………………………………….. 10/100/1000
Nominal voltage of the power network of a single-phase alternating current, V…………………… 230
Voltage of the power network of a single-phase alternating current with a frequency of 50 Hz ± 5 Hz, to ensure operation, V……………………………………………………………………………………… 175 – 250
Total power consumption, V×A, max………………………………………………………………………………. 600
Electrical feed circuit insulation resistance NGK‑PDKU EHZ, MΩ, min……………………………… 20
Operation mode…………………………………………………………………………………………. twenty-four-hour
Overall dimensions of the cabinet (W×H×D), mm, max…………………………………… 600×1700×650
Pedestal base overall dimensions (W×H×D), mm, max…………………………………….. 600×200×600
Weight, kg, max…………………………………………………………………………………………………………….. 170
Climatic and location category UHL4.2 (cabinet with min protection index IP20 to be ensured by enclosure per GOST 14254‑2015) per GOST 15150‑69.
[1]) The number of communication lines can be increased upon agreement with the Customer
Operating conditions
Environmental air temperature, ºС……………………………………………………………………….. +10 to +35
Atmosphere type per GOST 15150‑69…………………………………………………………………………………. II
Air relative humidity at t = +25 ºС, %, max………………………………………………………………………… 80
Atmospheric pressure, kPa (mm Hg)……………………………………………….. 84,0 – 106,7 (630 – 800)
The environment shall be non-explosive, free of current-conducting dust and corrosive gases or gases in concentrations that destroy metals and insulation.
Equipment Configuration
Subsystem includes the following equipment and modules:
19″ telecommunications cabinet (per GOST 28601.2‑90)………………………………………….. 1 pc.
Entry device (keyboard)………………………………………………………………………………………… 1 pc.
Input-output device (sensor LCD TFT monitor)………………………………………………………. 1 pc.
Server………………………………………………………………………………………………………………….. 1 pc.
Multiport interface converter [1])…………………………………………………………………. 0-2 pc.[2])
Uninterruptible power source…………………………………………………………………………………. 1 pc.
Interface converter RS‑485/FOCL…………………………………………………………………… 0-32 pc.4)
Interface converter RS‑485/GSM………………………………………………………………………….. 1 pc.4)
Surge voltage protection system……………………………………………………………………………. 1 set.
Software……………………………………………………………………………………………………………… 1 set.
Additional work stations (PCs) can be supplied on customer’s request.
The complete set of equipment is defined in compliance with the order sheet for NGK‑PDKU EHZ.
[1]) Type to be defined in compliance with order sheet.
[2]) The number to be defined in compliance with order sheet.
Record sample to order the Subsystem[1]):
[1]) Complete set of equipment is identified in compliance with the Subsystem’s order sheet.
NGK‑PDKU EHZ‑32(32)‑GSM‑UHL4.2, where:
NGK – manufacturer’s abbreviation;
PDKU EHZ – the remote monitoring and management subsystem for cathodic protection system;
32 – total number of interface lines (0 through 32 pcs);
(32) – optic fiber lines out of the total number of interface lines (0 through 32 pcs.);
GSM – is indicated when the subsystem is equipped with a GSM modem;
UHL4.2 – climatic and location category per GOST 15150‑69.
Руководство по эксплуатации (PDF, 9 Мб)
Декларация о соответствии ТР ТС 004/2011 “О безопасности низковольтного оборудования”
Декларация о соответствии ТР ТС 020/2011 “Электромагнитная совместимость технических средств”
Сертификат соответствия ИНТЕРГАЗСЕРТ
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