GB/T 31489.3-2020
D.C. extruded cable systems for power transmission at a rated voltage up to and including 500kV—Part 3: D.C. submarine cables

Standard No.

GB/T 31489.3-2020

Language

Chinese

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Lastest

GB/T 31489.3-2020

Scope

This part of GB/T31489 specifies the operating characteristics of cross-linked polyethylene insulated submarine cables for direct current transmission with a rated voltage of 500 kV and below. Product designation. Technical requirements. Finished cable marks, tests, acceptance rules, shipment, storage and transportation, and Post-installation test. This section applies to XLPE insulated DC submarine cables with a rated voltage of 500 kV and below used under submarine laying and operating conditions. For underwater cables laid in rivers and lakes, it can also be implemented by reference.

GB/T 31489.3-2020 Referenced Document

• GB/T 15065 Black polyethylene compounds for wire and cable
• GB/T 18480 Specification for submarine optical fiber cables
• GB/T 26011 Lead alloy ingot for cable sheath bond
• GB/T 3082 Galvanized or zinc-aluminum alloy-coated low-carbon steel wire for armoured cables
• GB/T 3280 Cold rolled stainless steel plate, sheet and strip
• GB/T 3956 Conductors of insulated cables
• GB/T 494 Asphalt used in roofing
• JB/T 10259 Waterblocking tape for electric cables and optical fiber cables

GB/T 31489.3-2020 history

• 2020 GB/T 31489.3-2020 D.C. extruded cable systems for power transmission at a rated voltage up to and including 500kV—Part 3: D.C. submarine cables

GB/T 31489.3-2020 -All Parts