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GB 37485-2019 English PDF (GB37485-2019)

GB 37485-2019 English PDF (GB37485-2019)

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GB 37485-2019: Minimum allowable values of energy efficiency and energy efficiency grades for submersible mixers of wastewater
This Standard specifies the terms and definitions, energy efficiency grades, technical requirements, test methods for submersible mixers of wastewater. This Standard is applicable to the high, medium and low speed submersible mixers driven by submersible motors.
GB 37485-2019
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 27.010
F 01
Minimum Allowable Values of Energy Efficiency
and Energy Efficiency Grades for
Submersible Mixers of Wastewater
ISSUED ON: APRIL 04, 2019
IMPLEMENTED ON: MAY 01, 2020
Issued by: State Administration for Market Regulation;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Terms and Definitions ... 4
4 Energy Efficiency Grades ... 5
5 Technical Requirements ... 5
6 Test Methods ... 6
Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009.
This Standard was proposed by and under the jurisdiction of Standardization Administration of PRC.
Drafting organizations of this Standard: China National Institute of Standardization; MCC Huatian Nanjing Engineering Technology Co., Ltd.; MCC Huatian Engineering and Technology Corporation; Blue Deep Group Co., Ltd.; Nanjing Beite Environmental Protection GE Manufacture Co., Ltd.; Nanjing Blue and Clean Environmental Protection Equipment Co., Ltd.; National Environmental Protection Equipment Quality Supervision and Inspection Center (Zhejiang); Everbright Water (Shenzhen) Co., Ltd.; Jiangsu General Environmental Engineering Co., Ltd.; and China Jinjiang Environment Holding Co., Ltd.
Chief drafting staffs of this Standard: Wang Yueping, Kang Chengye, Huang Jin, Cheng Hanfei, Lin Ling, Zhan Maohua, Zhang Xinheng, Wu Tianfu, Chen Bin, Shi Ming, Zeng Dequan, Zhang Hong, Shen Zhongyun, Li Shanting, Wang Wensheng, Sun Bin, Wang Qiujing, Zhang Xiaoxin, Zhang Weiyi, Ma Lizhi, Wang Wuzhong, and Jiang Yunfei.
Minimum Allowable Values of Energy Efficiency
and Energy Efficiency Grades for
Submersible Mixers of Wastewater
1 Scope
This Standard specifies the terms and definitions, energy efficiency grades, technical requirements, test methods for submersible mixers of wastewater.
This Standard is applicable to the high, medium and low speed submersible mixers driven by submersible motors.
2 Normative References
The 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 document.
GB 18613 Minimum Allowable Values of Energy Efficiency and the Energy
Efficiency Grades for Small and Medium Three-phase Asynchronous Motors
GB/T 33566 Pusher Submersible Agitator
3 Terms and Definitions
For the purpose of this document, the terms and definitions given in GB/T 33566 and the following apply.
3.1 Specific power for submersible mixer
Under the specified test conditions, when the water flow rate is realized no less than 0.3m/s, the input power acting on the per cubic meter of water.
3.2 Minimum allowable values of energy efficiency for submersible mixer Under the specified test conditions, the allowable maximum specific power for the submersible mixer.
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