1 Scope
This standard specifies the laboratory variable air volume fume hood (hereinafter referred to as "variable air volume fume hood") in terms of the terms and definitions, specification, model and example, requirements, test method, inspection rules as well as marking, packaging, transportation and storage.
This standard is applicable to factory manufactured variable air volume fume hood.
This standard is not applicable to the variable air volume fume hood with self-contained active carbon filter or high efficiency filter.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to (excluding amending errors in the text), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to this standard.
GB/T 13306-1991 Plates
JB/T 6412-1999 Fume Hood
JB/T 9065-1999 General Specification of Packing for Cooling and Warming Ventilation Equipment
JB/T 7246-1994 Appearance Quality of Cooling, Heating and Ventilating Equipment
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Specification, Model and Example
5 Requirements
6 Test Method
7 Inspection Rules
8 Marking, Packaging, Transportation and Storage
Appendix A (Normative) Determination of Exhaust Air Volume
Appendix B (Normative) Response Time Curve Graph
