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SN/T 3246.4-2017: Technical requirements for the inspection of audio and video products for import and export--Part 4: Energy efficiency for projectors
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 3246.4-2017 | English | 229 |
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Technical requirements for the inspection of audio and video products for import and export--Part 4: Energy efficiency for projectors
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SN/T 3246.4-2017
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Basic data | Standard ID | SN/T 3246.4-2017 (SN/T3246.4-2017) | | Description (Translated English) | Technical requirements for the inspection of audio and video products for import and export--Part 4: Energy efficiency for projectors | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | M73 | | Word Count Estimation | 10,135 | | Date of Issue | 2017-05-12 | | Date of Implementation | 2017-12-01 | | Regulation (derived from) | National Quality Inspection (2017) 228 | | Issuing agency(ies) | General Administration of Customs | SN/T 3246.4-2017: Technical requirements for the inspection of audio and video products for import and export--Part 4: Energy efficiency for projectors
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(Technical requirements for inspection of audio and video equipment for import and export - Part 4. Energy efficiency of projectors)
People's Republic of China Entry-Exit Inspection and Quarantine Industry Standard
Import and export audio and video equipment inspection technical requirements
Part 4. Energy efficiency of the projector
importandexport-Part 4.Energyefficiencyforprojectors
Released on.2017-05-12
2017-12-01 implementation
People's Republic
The General Administration of Quality Supervision, Inspection and Quarantine issued
Foreword
SN/T 3246 "Technical Requirements for Inspection of Import and Export Audio and Video Equipment" is divided into several parts. As of the date of publication of this section, it has been published.
SN/T 3246 is as follows.
--- Part 1. Energy efficiency of the sound;
--- Part 2. Energy efficiency of TV sets;
--- Part 3. Energy efficiency of laser video players;
--- Part 4. Energy efficiency of the projector.
This part is the fourth part of SN/T 3246.
This part is 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 issuing organization of this document is not responsible for identifying these patents.
This part is proposed and managed by the National Certification and Accreditation Administration.
This section drafted by. Jiangsu Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China.
The main drafters of this section. Hu Jianfeng, Chen Jiansong, Shao Zhongfang.
Import and export audio and video equipment inspection technical requirements
Part 4. Energy efficiency of the projector
1 Scope
This part of SN/T 3246 specifies the energy efficiency requirements, measurement methods, and results of the projector.
This section applies to projectors with projection as the main function, high-pressure mercury lamp or metal halide lamp as the light source, solid-state light source projector and
A projector in which LCOS is a display device can be referred to.
This section does not apply to the integrated projection unit consisting of a projection screen and a projector, and a professional projector for cinema projection.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 14857 studio digital television coding parameter specification
GB 20943 Single output AC-DC and AC-AC external power supply energy efficiency limit value and energy saving evaluation value
GY/T 155 HDTV program production and exchange video parameter values
SJ/T 11324 Digital TV Receiving Equipment Terminology
SJ/T 11332 Digital Television Receiver Interface Specification Part 6. RGB Analog Basic Video Signal Interface
SJ/T 11346 electronic projector measurement method
SN/T 2838.2 General requirements for the inspection of electromechanical products for import and export - Part 2. Terms and definitions
3 Terms and definitions
The following terms and definitions defined by SN/T 2838.2, SJ/T 11324 apply to this document.
3.1
Light output luminanceoutput
The luminous flux was evaluated using a standard eye weighted by the CIE Ming visual function. Any given area in space for a given period of time
The flow rate of visible light energy passed, in lumens (lm).
3.2
Power on state onmode
The projector is connected to a power source and produces images and/or sound status.
3.3
Power onmode
Under the measurement method specified in this section, the active power measured by the projector in the power-on state is in watts (W).
3.4
Passive standby state passivestandbymode
The projector is connected to the power supply and produces no sound or image, but can be switched to off by remote control or other external signals.
Machine or power on state.
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