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GB/T 21014-2007: Earth-moving machinery -- Hour meters
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 21014-2007 | English | 134 |
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Earth-moving machinery -- Hour meters
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GB/T 21014-2007
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Basic data | Standard ID | GB/T 21014-2007 (GB/T21014-2007) | | Description (Translated English) | Earth-moving machinery -- Hour meters | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | P97 | | Classification of International Standard | 53.100 | | Word Count Estimation | 7,766 | | Date of Issue | 2007-07-26 | | Date of Implementation | 2007-12-01 | | Adopted Standard | ISO 12511-1997, IDT | | Regulation (derived from) | China National Standard Announcement 2007 No.7 (Total No.107) - National-Standard-Commission | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the time-table for recording the total working time earthmoving machinery. This standard applies to GB/T 8498 defined earthmoving machinery, but does not require that all earthmoving machinery use the stopwatch. | GB/T 21014-2007: Earth-moving machinery -- Hour meters---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.
Earth-moving machinery. Hour meters
ICS 53.100
P97
National Standards of People's Republic of China
GB/T 21014-2007/ISO 12511.1997
Earthmoving machinery Chronograph
(ISO 12511.1997, IDT)
Posted 2007-07-26
2007-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard is identical with ISO 12511.1997 "Earth-moving machinery Chronograph" (in English).
For ease of use, this standard made the following editorial changes.
--- "This International Standard" be replaced by "this standard";
--- Instead of using the decimal point as a decimal point ",". ",";
--- Remove the foreword to international standards.
The standard proposed by China Machinery Industry Federation.
This standard by the mechanical engineering industry Standardization Technical Committee.
This standard is drafted by. Tianjin Institute of Mechanical Engineering.
Participated in the drafting of this standard. Shanghai Wing letter Instrument Co., Ltd., Sany Heavy Industry Co., Ltd.
The main drafters of this standard. Shanghai Bo, Peng Minzhi, Yang Jun.
This standard was first formulated.
GB/T 21014-2007/ISO 12511.1997
Earthmoving machinery Chronograph
1 Scope
This standard specifies the chronograph to record the total amount of working time earth-moving machinery.
This standard applies to GB/T 8498 defined earthmoving machinery, but does not require any moving machinery used chronograph.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 8498 basic types of moving machinery terminology (GB/T 8498-1999, eqv ISO 6165.1997)
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
For recording an engine powered mechanical earthwork total operating time measurement system. The system includes a recording device and all drivers
Means.
4 General requirements
4.1 When the engine starts, stopwatch should also begin to work and remain in operation until the engine stopped working.
4.2 Chronograph should record the actual operation time, actual operation time independent of engine speed.
4.3 When the rated voltage of 12V, the stopwatch should 9V ~ 16V under normal operating can. When the rated voltage of 24V, the time table should
It can work under 18V ~ 32V.
4.4 parts chronograph should be able to work at a temperature of -40 ℃ ~ + 85 ℃. Mounted on the engine chronograph, its components should
It can work at a temperature of + 165 ℃.
4.5 at -20 ℃ ~ + 65 ℃ temperature conditions, the timing precision chronograph should not be less than 2%.
4.6 Chronograph should have a digital or analog display, at least its timing range 0h ~ 9999.9h.
4.7 is on the machine under normal operating conditions, the chronograph can work in any environment in which it.
4.8 Chronograph measurement data should not easily be changed.
4.9 does not use specific tools, working hour meter can not be cut off.
4.10 Chronograph should be placed in easily visible locations.
GB/T 21014-2007/ISO 12511.1997
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