This document is developed in accordance with the rules given in GB/T 1.1-2020 Directives for standardization - Part 1: Rules for the structure and drafting of standardizing documents.
This document replaces GB 12021.9-2008 Minimum allowable values of energy efficiency and energy efficiency grades of AC electric fans. In addition to main structural adjustments and editorial changes, the following main technical changes have been made with respect to GB 12021.9-2008:
a) DC motor-driven electric fans are added (see Clause 1);
b) The normative references are adjusted: GB/T 35758-2017 and QB/T 5262-2018 are added, GB/T 2828.1 and GB/T 2829 are deleted (see Clause 2 hereof; Clause 2 of Edition 2008);
c) The terms and definitions of the original standard "minimum allowable values of energy efficiency of AC electric fans" and "energy efficiency evaluation value of AC electric fans" are deleted (see 3.1 and 3.2 of Edition 2008);
d) The terms and definitions of "energy efficiency for electric fans", "minimum allowable values of energy efficiency for electric fans", "standby power" and "wind gathering fans" have been added (see 3.1, 3.2, 3.3 and 3.4);
e) The "basic requirements" and "energy saving evaluation value" in Clause 4 of the original standard are deleted (see 4.1 and 4.4 of Edition 2008);
f) The energy efficiency value of each grade is changed (see Table 1 hereof; Table 1 of Edition 2008), the standby power requirements for each grade are added (see Table 2), and the energy efficiency calculation methods for electric fans are added (see 6.2);
g) The “inspection rules” in the original standard is deleted (see Clause 6 of Edition 2008);
h) Normative annex - "Judgment of wind gathering fans” is added (see Annex A).
Minimum allowable values of energy efficiency and energy efficiency grades for electric fans
1 Scope
This document specifies the energy efficiency grades, technical requirements, test methods and energy efficiency calculation methods.
This document is applicable to table fans, louver fans, wall fans, floor fans, pedestal fans and ceiling fans which are driven by AC or DC motors with single-phase rated voltage not more than 250V and other rated voltages not more than 480V.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute indispensable provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 13380-2018 A.C. electric fans and regulators
GB/T 35758-2017 Household electrical appliances - Measurement of standby power
QB/T 5262-2018 D.C. electric fans
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 13380-2018, GB/T 35758-2017 and QB/T 5262-2018 as well as the following apply.
3.1
energy efficiency for electric fans
ratio of output air volume to input power of electric fans
3.2
minimum allowable values of energy efficiency for electric fans
minimum allowable energy efficiency value of electric fans under the test conditions specified in the standard, on the premise of meeting the requirements of standby power
3.3
standby power
power of the electric fan when it is powered on and in a waiting state (the motor is not working)
3.4
wind gathering fans
table fans, wall fans, floor fans and pedestal fans with the ratio of inner ring air volume to outer ring air volume not less than 0.9
4 Energy efficiency grades
The energy efficiency for electric fans is classified into three grades, among which Grade 1 is the highest. The energy efficiency value of products of each specification shall meet the requirements of Table 1, and their standby power (if applicable) shall meet the requirements of Table 2.
Table 1 Energy efficiency grades for electric fans
Type Specification X
mm Energy efficiency value
m3/(min·W)
Energy efficiency grade
Grade 1 Grade 2 Grade 3
Table fan, louver fan, wall fan, floor fan and pedestal fan 200 ≥1.00 ≥0.70 ≥0.60
200
Foreword II
1 Scope
2 Normative references
3 Terms and definitions
4 Energy efficiency grades
5 Technical requirements
6 Test methods and energy efficiency calculation methods
Annex A (Normative) Judgment of wind gathering fans
ICS 27.010
CCS F 01
中華人民共和國國家標準
GB 12021.9-2021
代替 GB 12021.9-2008
電風扇能效限定值及能效等級
Minimum allowable values of energy efficiency and energy efficiency grades for electric fans
2021-10-11發布 實施2022-11-01
國家市場監督管理總局
國家標準化管理委員會 發布
目錄
前言 II
1 范圍 1
2 規范性引用文件 1
3 術語和定義 1
4 能效等級 1
5 技術要求 2
6 試驗方法和能效計算方法 2
附錄A （規范性）聚風型風扇的判定 2
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前言
本文件按照 GB/T1.1—2020《標準化工作導則 第1部分:標準化文件的結構和起草規則》的規定起草。
本文件代替 GB12021.9—2008《交流電風扇能效限定值及能效等級》。本文件與 GB12021.9— 2008相比,除結構調整和編輯性改動外,主要技術變化如下:
a) 增加了直流電機驅動的電風扇(見第1章);
b) 調整了規范性引用文件:增加了GB/T 35758—2017和QB/T 5262—2018,刪除了GB/T2828.1和GB/T2829(見第2章,2008年版的第2章);
c) 刪除了原標準的術語和定義“交流電風扇能效限定值”和“交流電風扇節能評價值”(見2008年版的3.1、3.2)
d) 增加了術語和定義“電風扇能效”“電風扇能效限定值”“待機功率” 和“聚風型風扇”( 見3.1、3.2、3.3、3.4) ;
e) 刪除了原標準第4 章中的“基本要求”和“節能評價值”(見2008 年版的4.1、4.4) ;
f) 更改了各等級產品的能效值(見表1,2008 年版的表1) , 增加了各等級產品的待機功率要求(見表2),增加了電風扇能效計算方法(見6.2)
g) 刪除了原標準中的“檢驗規則”(見2008 年版的第6 章)
h) 增加了規范性附錄“聚風型風扇的判定”(見附錄 A) 。
本文件由國家標準化管理委員會提出并歸口。
本文件及其所代替文件的歷次版本發布的情況為:
——1989年首次發布為 GB12021.9—1989,2008年第一次修訂;
——本次為第二次修訂。
電風扇能效限定值及能效等級
1 范圍
本文件規定了電風扇的能效等級、技術要求、試驗方法和能效計算方法。
本文件適用于單相額定電壓不超過250V,其他額定電壓不超過480V,由交流或直流電動機驅動的臺扇、轉頁扇、壁扇、臺地扇、落地扇和吊扇。
2 規范性引用文件
下列文件中的內容通過文中的規范性引用而構成本文件必不可少的條款。其中,注日期的引用文件,僅該日期對應的版本適用于本文件;不注日期的引用文件,其最新版本(包括所有的修改單)適用于本文件。
GB/T 13380—2018 交流電風扇和調速器
GB/T35758—2017 家用電器 待機功率測量方法
QB/T 5262—2018 直流電風扇
3 術語和定義
GB/T13380—2018、GB/T35758—2017和 QB/T5262—2018界定的以及下列術語和定義適用于本文件。
3.1
電風扇能效 energy efficiency for electric fans
電風扇的輸出風量和輸入功率的比值。
3.2
電風扇能效限定值 minimum allowable values of energy efficiency for electric fans
在滿足待機功率要求的前提下,電風扇在標準規定測試條件下的最低允許能效值。
3.3
待機功率 standby power
電風扇接通電源且處于等待狀態(電機不工作)時的功率。
3.4
聚風型風扇 wind gathering fans
內圈風量與外圈風量的比值不小于0.9的臺扇、壁扇、臺地扇、落地扇。
4 能效等級
電風扇能效等級分為3 級, 其中1 級能效最高。各規格產品的能效值應符合表1 的規定, 其待機功率(若適用) 應符合表2 的規定。
表1 電風扇能效等級
種類 規格 X
mm 能效值
m3/(min·W)
能效等級
1級 2級 3級
臺扇、轉頁扇、壁扇、臺地扇、落地扇 200 ≥1.00 ≥0.70 ≥0.60
200
