T/JSQA 175-2023 Active Group standards

T/JSQA 175-2023 Nuclear power plant measurement cable

Publish Date: 2023-12-28 Implement Date: 2023-12-28 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/JSQA 175-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Electrician

ICS Name: Cable

Publish Date: 2023-12-28

Implement Date: 2023-12-28

Scope

Scope: This document specifies the product code and representation method for measurement cables used in nuclear power stations, cable names, models and specifications, finished cable markings and identification of cable insulated cores, technical requirements and test methods, delivery length and markings, packaging, transportation, and storage. This document applies to low-smoke, low-corrosion, halogen-free polymer-insulated and sheathed flame-retardant measurement cables with a rated voltage of 300/500 V, and to halogen-free, low-smoke, radiation-crosslinked polyolefin-insulated and sheathed flame-retardant A and B-class measurement and compensation cables used in nuclear power stations for sensors and electrical cabinets, computers, and data processing systems in the Class 1E areas outside the reactor containment vessels and the reactor buildings (hereinafter referred to as cables); Main technical contents: Product code and representation method; cable names, models and specifications; finished cable markings and identification of cable insulated cores; technical requirements and test methods (conductor, insulation, cable elements and fillers, partial shielding and total shielding, cable construction, inner sheath, metal armoring, sheath); finished cables (inspection of finished cable structural dimensions, voltage test, insulation resistance measurement, working capacitance and capacitance imbalance of compensation cables in measurement cables, reciprocating resistance of compensation cables at 20 ℃, thermal characteristics and tolerances of compensation cables, combustion performance test of cables, shielding suppression coefficient, smoke density, qualified life test, long-term heat resistance evaluation of insulation and sheath materials, equivalent 60-year operation thermal aging simulation test of finished cable samples, equivalent 60-year operation radiation aging simulation test of finished cable samples); delivery length