GB16280-2014
Line type heat fire detectors
线型感温火灾探测器
GB 16280-2014 is a current mandatory Chinese national standard for Line type heat fire detectors. It appears in the Construction compliance cluster with a product safety focus and has an implementation date of Jun 1, 2015.
Applicability depends on product scope, certification route, competent authority notices and transition rules. Requst for the translation or verify source before using this record in a compliance decision.
Compliance overview
Scope and applicability
This standard applies to line-type heat fire detectors used in industrial and civil buildings, including cable-type, air-tube-type, distributed optical fiber, fiber Bragg grating, and line-type multi-point detectors. It is mandatory for all manufacturers producing these fire detection systems for the Chinese market. The standard does not apply to point-type heat detectors, which are covered by GB 4716.
Technical requirements
The standard specifies comprehensive technical requirements for the construction, performance, and functionality of line-type heat fire detectors. It categorizes detectors by their sensitive component forms (e.g., cable-type, distributed optical fiber), action performance (fixed temperature, rate-of-rise, or combination), and recoverability. Manufacturers must ensure detectors meet strict criteria for standard alarm length and sensitive component length. It outlines general requirements including appearance, structural integrity, and the performance of main components like indicator lights, displays, and sound devices. The standard also mandates specific basic functions such as fire alarm signal output, fault signal output within 100 seconds, and precise positioning performance for locating the alarm source. Environmental adaptability is a core focus, requiring detectors to withstand extreme conditions. This includes high and low-temperature operation, damp heat, high-temperature exposure, and resistance to mechanical stress like tensile and cold bend performance. Detectors must maintain functionality without false alarms during these environmental tests. Additionally, the standard sets stringent electromagnetic compatibility (EMC) requirements, ensuring detectors are immune to radio frequency radiation, electrostatic discharge, and electrical fast transients. It also covers durability against SO2 and salt mist corrosion, ensuring long-term reliability in harsh environments.
Testing methods
The standard details a rigorous testing methodology to verify compliance. Key tests include: - Standard temperature action performance tests: Evaluating response times for fixed temperature and rate-of-rise detectors. - Environmental adaptability tests: High/low temperature operation, damp heat, and high-temperature exposure tests. - Mechanical tests: Tensile strength and cold bend tests to assess physical durability. - EMC tests: Immunity to RF radiation, electrostatic discharge, and surges. - Corrosion tests: SO2 and salt mist corrosion endurance tests.
FAQs
What products are regulated under GB 16280-2014?
GB 16280-2014 regulates line-type heat fire detectors, including cable-type, air-tube-type, distributed optical fiber, fiber Bragg grating, and line-type multi-point detectors used in industrial and civil buildings.
Are there any updates from the previous version of GB 16280?
Yes, the 2014 version replaces GB 16280-2005 and GB/T 21197-2007. It integrates optical fiber detectors, adds requirements for appearance, standard alarm length, and introduces power frequency magnetic field immunity requirements.
How does GB 16280-2014 relate to international standards?
During its revision, the standard referenced ISO 7240-5 and UL 521 for point-type heat fire detectors, adapting relevant principles for line-type detectors to align with international safety practices.
The summary above provides a high-level overview of GB 16280-2014. To ensure complete compliance for your products entering the Chinese market, a precise and professional translation of the full technical specifications is essential. Purchase our high-quality English translation of GB 16280-2014 today to access all detailed parameters, tables, and testing procedures.
Applicability hints
- Type
- Product
- CCS
- C81
- ICS
- 13.220.20
- Competent department
- National Fire and Rescue Administration
- Technical committee
- National Technical Committee on Fire Protection of Standardization Administration of China
Relationships
Replaces:GB 16280-2005, GB/T 21197-2007