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GB/T 42724-2023: Ships and marine technology - Navigation and ship operations - Guidelines for onboard telephone equipment
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 42724-2023 | English | 334 |
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Ships and marine technology - Navigation and ship operations - Guidelines for onboard telephone equipment
| Valid |
GB/T 42724-2023
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Standard similar to GB/T 42724-2023 GB/T 18913 GB/T 13705 Basic data | Standard ID | GB/T 42724-2023 (GB/T42724-2023) | | Description (Translated English) | Ships and marine technology - Navigation and ship operations - Guidelines for onboard telephone equipment | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | U66 | | Classification of International Standard | 47.020.70 | | Word Count Estimation | 18,168 | | Date of Issue | 2023-08-06 | | Date of Implementation | 2024-03-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42724-2023: Ships and marine technology - Navigation and ship operations - Guidelines for onboard telephone equipment
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 47.020.70
CCSU66
National Standards of People's Republic of China
Ship and Marine Technology Navigation and Ship Operations
Marine Telephone Equipment Guide
(ISO 21792.2019,IDT)
Published on 2023-08-06
2024-03-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration Committee
Table of contents
PrefaceⅠ
1 Scope 1
2 Normative reference documents 1
3 Terms and Definitions 1
4 Overall characteristics 2
4.1 General 2
4.2 Automated calls 3
4.3 Common type telephone 3
4.4 Battery-free phones 3
4.5 Sound Power Phone 3
5 Call quality control 4
5.1 General 4
5.2 Measures to prevent vibration 4
5.3 Noise suppression measures 4
6 Data Suggestions---Autophone 4
6.1 General 4
6.2 Multifunction phone 4
6.3 Analog Telephone 4
6.4 Connecting with external communication devices 5
7 Installation 5
7.1 General 5
7.2 Environment 5
7.3 Explosion-proof 6
7.4 Cabling 6
8 Performance test 6
8.1 General 6
8.2 Factory test 6
8.3 Field test 9
9 Maintenance11
9.1 General 11
9.2 Routine maintenance 11
9.3 Regular maintenance11
9.4 Regular maintenance items and procedures12
9.5 Replacement period13
Reference 14
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents"
Drafting.
This document is equivalent to ISO 21792.2019 "Guidelines for ship and marine technical navigation and ship operation marine telephone equipment".
Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents.
This document is proposed and coordinated by the National Standardization Technical Committee for Ship Electrical and Electronic Equipment (SAC/TC531).
This document was drafted by. 704th Research Institute of China State Shipbuilding Corporation, Comprehensive Technical and Economic Research Institute of China State Shipbuilding Corporation
Research Institute, Guangdong Haizhuang Technology Holdings Co., Ltd., Jiaxing Kexun Electronics Co., Ltd., China-Hong Kong Dredging Co., Ltd., Shanghai Yantu Shipbuilding Technology Co., Ltd.
Technology Co., Ltd., Hangzhou Huayan Digital Electronics Co., Ltd.
The main drafters of this document. Liu Zhen, Liu Lihong, Ma Weiliang, Chen Hansong, Sheng Weiqun, Zhao Chenning, Zhou Zude, Wu Rujia, Wu Yuefeng, Wu Hongliang,
Li Xia, Tong Rongbin, Zhou Changjiang, Wang Lefeng.
Ship and Marine Technology Navigation and Ship Operations
Marine Telephone Equipment Guide
1 Scope
This document provides the communication quality, connection quality, and
functionality, installation, performance and maintenance, as well as general and specific recommendations for related performance tests (factory tests and field tests) and maintenance tests.
The scope of application of this document is shown in Table 1.This document does not apply to digital phones, Internet phones [LAN (VoIP)], and wireless phones.
Table 1 Applicability of this document
Connection Type
Signal
analog digital
CableX -
Wireless - -
X. The type of phone this document applies to.
-.Phone types this document does not apply to.
2 Normative reference documents
This document has no normative references.
3 Terms and definitions
The following terms and definitions apply to this document.
3.1 Phone type
3.1.1
automatictelephoneautomatictelephone
Telephones managed by automatic telephone exchanges (3.3).
Note 1.Automatic telephones are divided into four categories according to their structural appearance. desktop, wall-mounted, embedded and portable.
Note 2.Automatic analog telephone calls are referred to as "automatic telephone calls" in this document.
3.1.2
A phone powered by DC power supply (DC24V).
Note 1.Common power telephones are divided into two categories. selective type and direct type according to their connectivity.
Note 2.Common electric telephones are divided into four categories according to their structural appearance. desktop, wall-mounted, embedded and portable.
3.1.3
battery-lesstelephonebattery-lesstelephone
It has a hand-cranked generator and a telephone for voice communication.
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