GB/T 12789.1-2025 Active National standards

GB/T 12789.1-2025 Criteria for nuclear reactor instrumentation—Part 1:General principles

GB/T 12789.1-2025 Criteria for nuclear reactor instrumentation—Part 1:General principles

Publish Date: 2025-04-25 Implement Date: 2025-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 12789.1-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Nuclear reactors and nuclear island equipment in nuclear power plants

ICS Name: Reactor engineering

Publish Date: 2025-04-25

Implement Date: 2025-11-01

Pages: 16 pages

Scope

This document specifies the general requirements for dedicated instrumentation and its applications necessary for the safe operation of pressurized water reactors, high-temperature gas-cooled reactors, and liquid metal-cooled fast reactors, including overall requirements, requirements for neutron flux rate measurement, temperature measurement, coolant measurement, protection systems, instrumentation power sources, control facilities, and alarm devices.
This document applies to the design and implementation of instrumentation directly related to reactor safety and control, and can be used as a reference for other reactor types.

Development Information

Word Count: 23 Thousand words Pages: 16 pages

Same series standard

GB/T 12789.2-2025 Criteria for nuclear reactor instrumentation—Part 2:Pressurized water reactors GB/T 12789.3-2025 Criteria for nuclear reactor instrumentation—Part 3:High temperature gas-cooled reactor

Replace the following standards

GB/T 12789.1-1991 Criteria for nuclear reactor instrumentation Part 1:General principles

Referenced Standards

GB/T 4960.2-1996 Glossary of terms:nuclear science and technology—Fission reactor GB/T 4960.2-2023 Glossary for nuclear science and technology—Part 2:Fission reactor GB/T 4960.6-1996 Glossary of terms:nuclear science and technology—Nuclear instrumentation GB/T 4960.6-2008 Glossary of terms for nuclear science and technology—Part 6:Nuclear instrumentation GB 13284-1998 Criteria for safety systems for nuclear power plants GB/T 13284-2025 Design criteria of safety systems in nuclear power plants GB/T 13284.1-2008 The safety systems for nuclear power plants—Part 1:Design criteria GB/T 13630-2015 Design of control room of nuclear power plants

Related Standards

GB/T 5203-1985 Replaced

GB/T 5203-1985 Safety logic assemblies of nuclear reactor Characteristics and test methods

Publish Date: 1985-07-18

GB/T 8995-1988 Replaced

GB/T 8995-1988 In-core instrumentation for neutron fluence rate measurements in nuclear reactors

Publish Date: 1988-04-11

GB/T 8996-1988 Replaced

GB/T 8996-1988 Dimensions of sample planchets used in nuclear electronic instruments

Publish Date: 1988-04-11

GB/T 8998-1988 Abolished

GB/T 8998-1988 Environmental thermoluminescence dosimeter and its usage

Publish Date: 1988-04-11

GB 14588-1993 Replaced

GB 14588-1993 Technical regulations for environmental management of reactor decommissioning

Publish Date: 1993-08-30

GB/T 5962-1995 Replaced

GB/T 5962-1995 NIM standard instrumentation system

Publish Date: 1995-12-08