Standard No.:	GB/T 12789.3-2025
English Name:	Criteria for nuclear reactor instrumentation—Part 3：High temperature gas-cooled reactor
Chinese Name:	核反应堆仪表准则 第3部分：高温气冷反应堆
Chinese Classification:	F69    Nuclear reactor and nuclear island equipment of nuclear power plant
Professional Classification:	GB    National Standard
ICS Classification:	27.120.20 27.120.20    Nuclear power plants. Safety 27.120.20
Source Content Issued by:	SAMR; SAC
Issued on:	2025-04-25
Implemented on:	2025-11-1
Status:	valid
Superseding:	GB/T 12789.3-1992 Criteria for nuclear reactor reactor instrumentation Part three. High temperature gas-cooled reactor(HTGR)
Target Language:	English
File Format:	PDF
Word Count:	7000 words
Translation Price(USD):	210.0
Delivery:	via email in 1~3 business day

本文件规定了高温气冷反应堆安全运行所必需的专用仪表及其应用的通用要求，包括总体要求、中子注量率测量、温度测量、冷却剂测量、保护系统、仪表动力源、控制设施及报警系统等相关要求。
本文件适用于间接循环的高温气冷反应堆仪表和控制的设计和实施。