This standard specified terminologies and definitions, classifications and groups, basic parameters, structural types and models, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of explosion-proof hoists.
This standard is applicable to explosion-proof electric hoist (hereinafter referred to as “explosion-proof hoist”) operating in Zone 1 and Zone 2 of explosive gas atmosphere, and/or Zone 21 and Zone 22 of combustible dust atmosphere.
Foreword ii
1 Scope
2 Normative References
3 Terminologies and Definitions
4 Classifications and Groups
4.1 General
4.2 Classifications
4.3 Temperature group
4.4 Types and marks of explosion prevention
5 Basic Parameters, Structural Type and Model
5.1 Basic parameters
5.2 Structural type of explosion-proof hoists
5.3 Expression method for the model of explosion-proof hoists
6 Technical Requirements
6.1 Basic requirements:
6.2 Environmental conditions
6.3 Materials
6.4 Requirements for anti-explosion of electrical apparatus
6.5 Explosion-proof requirements for machinery
7 Test Methods
8 Inspection Rules
8.1 General
8.2 End-of-manufacturing inspection
8.3 Type test
8.4 Service life test
9 Marking, Packaging, Transportation and Storage
9.1 Marking of explosion-proof hoists
9.2 Packaging, transportation and storage
Figure 1 Fixed Explosion-proof Loop Chain Electric Hoists
Figure 2 Explosion-proof Loop Chain Electric Hoists of Monorail Trolley Type
Figure 3 Explosion-proof Loop Chain Electric Hoists of Double-Beam Trolley Type
Figure 4 Fixed Explosion-proof Steel Wire Rope Electric Hoists
Figure 5 Explosion-proof Steel Wire Rope Electric Hoists of Straight Monorail Trolley Type
Figure 6 Explosion-proof Steel Wire Rope Electric Hoists of Curve Monorail Trolley Type
Figure 7 Explosion-proof Steel Wire Rope Electric Hoists of Double-Beam Trolley Type
Figure 8 Explosion-proof Steel Wire Rope Electric Hoists of Single Girder Angular Trolley Type
This standard specified terminologies and definitions, classifications and groups, basic parameters, structural types and models, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of explosion-proof hoists.
This standard is applicable to explosion-proof electric hoist (hereinafter referred to as “explosion-proof hoist”) operating in Zone 1 and Zone 2 of explosive gas atmosphere, and/or Zone 21 and Zone 22 of combustible dust atmosphere.
Contents of JB/T 10222-2011
Foreword ii
1 Scope
2 Normative References
3 Terminologies and Definitions
4 Classifications and Groups
4.1 General
4.2 Classifications
4.3 Temperature group
4.4 Types and marks of explosion prevention
5 Basic Parameters, Structural Type and Model
5.1 Basic parameters
5.2 Structural type of explosion-proof hoists
5.3 Expression method for the model of explosion-proof hoists
6 Technical Requirements
6.1 Basic requirements:
6.2 Environmental conditions
6.3 Materials
6.4 Requirements for anti-explosion of electrical apparatus
6.5 Explosion-proof requirements for machinery
7 Test Methods
8 Inspection Rules
8.1 General
8.2 End-of-manufacturing inspection
8.3 Type test
8.4 Service life test
9 Marking, Packaging, Transportation and Storage
9.1 Marking of explosion-proof hoists
9.2 Packaging, transportation and storage
Figure 1 Fixed Explosion-proof Loop Chain Electric Hoists
Figure 2 Explosion-proof Loop Chain Electric Hoists of Monorail Trolley Type
Figure 3 Explosion-proof Loop Chain Electric Hoists of Double-Beam Trolley Type
Figure 4 Fixed Explosion-proof Steel Wire Rope Electric Hoists
Figure 5 Explosion-proof Steel Wire Rope Electric Hoists of Straight Monorail Trolley Type
Figure 6 Explosion-proof Steel Wire Rope Electric Hoists of Curve Monorail Trolley Type
Figure 7 Explosion-proof Steel Wire Rope Electric Hoists of Double-Beam Trolley Type
Figure 8 Explosion-proof Steel Wire Rope Electric Hoists of Single Girder Angular Trolley Type
