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GA 1210-2014: Security technical requirements for building intercom systems Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGA 1210-2014: Security technical requirements for building intercom systems---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GA1210-2014GA PUBLIC SECURITY INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 13.310 A 91 Partially replacing GA/T 72-2005 Security technical requirements for building intercom systems Issued on: DECEMBER 23, 2014 Implemented on: JANUARY 01, 2015 Issued by. Ministry of Public Security of the People's Republic of China 3. No action is required - Full-copy of this standard will be automatically & immediately delivered to your EMAIL address in 0~60 minutes. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Terms, definitions and abbreviations ... 5 4 System components ... 7 5 Functional requirements ... 8 6 Performance requirements ... 10 7 Test method ... 14 Appendix A (Normative) Alarm control and management requirements ... 17 Appendix B (Normative) Audio characteristic test ... 21 Appendix C (Normative) Video characteristics test ... 29ForewordAll the technical content of this standard is mandatory. This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some of the contents of this document may involve patents. The issuer of this document does not assume responsibility for the identification of these patents. This standard partially replaces GA/T 72-2005 “General specifications of building intercom system and elec-control anti-burglary door” This standard was proposed by the National Security and Alarm System Standardization Technical Committee (SAC/TC 100). The drafting organizations of this standard. Ministry of Public Security Third Institute, Ministry of Public Security First Institute, National Security Alarm System Product Quality Supervision and Inspection Center (Shanghai), National Security Alarm System Product Quality Supervision and Inspection Center (Beijing), China Security Technology Prevention Certification Center, Xiamen Lilin Technology Co., Ltd., Shenzhen Shidean Legrand Electronic Products Co., Ltd., Fujian Guanlin Technology Co., Ltd., Xiamen Dnake Electronic Technology Co., Ltd., Zhongshan Aomin Electronics Co., Ltd. The main drafters of this standard. Rong Ling, Liu Jianfeng, Sun Yuli, Shi Yuan, Zhang Jianguo, Jin Wei, Tang Guangyao, Zhang Dayong, Chen Mi, Chen Ping, Duan Yajun. Since the date of implementation of this standard, GA/T 72-2005 shall be repealed. This Standard replaces the standard previously issued as follows. - GA/T 72-1994, GA/T 72-2005. Security technical requirements for building intercom systems1 ScopeThis standard specifies the functions, performance requirements and test methods of the building intercom system associated with the security. This standard applies to the building intercom system used in residential and commercial buildings (hereinafter referred to as “system”).2 Normative referencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this Standard. GB 4208 Degrees of protection provided by enclosure (IP code) GB 12663-2001 General specifications for burglar-alarm control units GB/T 16796-2009 Safety requirements and test methods for security alarm equipment GB/T 30148-2013 Security alarm equipment - EMC immunity requirements and test methods GB/T 31132-2014 Intrusion alarm systems - Technical requirements for interconnection of equipment using radio frequency ITU-TP.50 Artificial voice ITU-TP.51-1996 Artificial mouth ITU-TP.57-2011 Artificial ear ITU-TP.501 Test signal for telephone measurement3 Terms, definitions and abbreviations3.1 Terms and definitions The following terms and definitions apply to this document. 3.1.1 Building intercom system; BIS It refers to the electronic system which is used in the residential and commercial buildings, has such functions as selective call, intercom, visual (if any) and so on, AND is able to control the unlocking. 3.1.2 Visitor call unit; VCU It refers to the device which is installed at the entrance of the controlled building, can choose to call the user receiver and management unit, AND is able to realize intercom, camera (if any) and unlocking control. 3.1.3 User receiver unit; URU It refers to the device which can be selectively called by the visitor call unit or the management unit, achieve intercom and visual (if any), AND is able to control the unlocking of the visitor call unit. 3.1.4 Management unit; MU It refers to the device that is used by an administrator to realize two-way selective call and intercom with the visitor call unit and user receiver unit AND it is able to control the unlocking of the visitor call unit. 3.1.5 Special auxiliary device It refers to a dedicated device for assisting in the realization of basic functions in a system, such as the device for implementing system communication, remote control, and interface integration with a third-party device. It refers to the gain of the sound pressure of the ear reference point at the receiving end as relative to the excitation sound pressure of the mouth reference point at the sending end, in dB, which is a function of frequency. 3.1.13 Acoustic delay It refers to the one-way delay time required by the voice signal input into the mouth reference point at the sending end through each component of the system to the output from the ear reference point at the receiving end. 3.1.14 Idle channel noise It refers to the noise as measured from the receiving end of the interphone when there is no test signal transmission after the channel is established, in dB (A). 3.1.15 Loudness rating guard-ring position; LRGP It refers to, when measuring the loudness rating of the system, the relative position of the management unit or user receiver handle to the artificial mouth. 3.2 Abbreviations The following abbreviations apply to this document. EUT. Equipment under test4 System componentsThe basic composition of the building intercom system shall include the visitor call unit in wired connection, user receiver unit, power supply, and the possible special auxiliary device AND/OR common auxiliary device, AND it may be equipped with the management unit as required. The composition diagram of the system is as shown in Figure 1. unlocking. AND the user shall be able to confirm and manually control the unlocking through the user receiver unit after receiving the visitor calls. The system shall have an unlocking signal output interface. Note. The unlocking signal output interface is usually provided by the visitor call unit. 5.1.5 Night operation Visitor call unit shall be able to provide night key backlight and camera auto lighting function to facilitate the night operation of user. 5.1.6 Operation instructions The system shall have the operation information prompt function. The visitor call unit shall have a clear call operation indication or identification, AND shall provide audible and/or visual prompts during operation and unlocking. 5.2 System function requirements of management unit configuration The system configuring the management unit shall, in addition to the requirements of 5.1, also comply with the following requirements. a) The management unit shall be able to selectively call the user receiver unit, the visitor call unit and the user receiver unit shall be able to call the management unit, all calls shall have the corresponding call and answer prompt signal, AND the prompt signal can be auditory and/or visual; b) The management unit shall have an intercom function with the visitor call unit and the user receiver unit; c) The management unit shall have an electronic control unlocking function, AND the administrators shall be able to confirm and manually control the unlocking after receiving the visitor calls. 5.3 Overhearing prevention When a two-way call is established between each management unit, visitor call unit, or user receiver unit in the system, the call voice shall not be overheard by other user receiver units or management units in the system. 5.4 Door open overtime alarm When the open time of the electronically controlled door exceeds the system default value, it shall immediately issue an audible alarm prompt. For the system configured with management unit, the alarm information shall be sent to the management unit in real time. b) User receiver unit using the handle calling AND the management unit side. shall not be greater than 48 dB(A). 6.1.5 Ringing sound pressure The ringing sound pressure shall be not less than 73 dB(A) AND not more than 106 dB(A). 6.2 Video characteristics 6.2.1 Image resolution Image resolution shall meet the following requirements. a) Black and white image resolution. shall not be less than 250 TVL; b) Color image resolution. shal... ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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