This standard specifies technical requirements, process method and test of repair, overhaul and modification of electrical apparatus for explosive gas atmospheres (hereinafter referred to as "electrical apparatus").
This standard is applicable to repair, overhaul and modification of electrical apparatus for explosive gas atmospheres.
Repair, overhaul and modification of electrical apparatus imported overseas and manufactured according to the standard before the issuance of GB 3836 may refer to this standard.
Foreword I
1 Scope
2 Normative References
3 Definitions
4 Statutory Requirements
4.1 General
4.2 Document for the Manufacturer
4.3 Instructions for the User
4.4 Instructions for the Repairer
4.5 Reclamations
4.6 Modifications
4.7 Temporary Repair
4.8 Removal of Damaged Windings
5 Additional Requirements for the Repair and Overhaul of an Apparatus with Type of Protection "d" (Flameproof)
5.1 Application
5.2 Repair and Overhaul
5.3 Reclamation
5.4 Modification
5.5 Test
6 Additional Requirements for the Repair and Overhaul of an Apparatus with Type of Protection "i" (Intrinsic Safety)
6.1 Application
6.2 Repair and Overhaul
6.3 Reclamation
6.4 Modification
6.5 Test
7 Additional Requirements for the Repair and Overhaul of an Apparatus with Type of Protection "p" (Pressurized)
7.1 Application
7.2 Repair and Overhaul
7.3 Reclamation
7.4 Modifications
7.5 Test
8 Additional Requirements for the Repair and Overhaul of an Apparatus with Type of Protection "e" (Increased Safety)
8.1 Application
8.2 Repair and Overhaul
8.3 Reclamation
8.4 Modifications
8.5 Test
9 Additional Requirements for the Repair and Overhaul of an Apparatus with Type of Protection "n" (Non-sparking)
9.1 Application
9.2 Repair and Overhaul
9.3 Reclamation
9.4 Modification
9.5 Test
Annex A (Normative) Identification of Repaired Apparatus by Marking
