1 Scope
This standard specifies the basic electrical safety requirements for power generation units and operators in electrical workplace.
This standard is applicable to all operating electrical equipment and their related places of power generation enterprises having facilities with voltage grade of 66kV or above and that of power transmission/transformation/distribution enterprises having facilities with voltage grade of 35kV or above as well as that of power consumers having facilities with voltage grade of 220kV or above. It may be used as reference for other power enterprises and power consumers.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the normative document (including any amendment) applies.
GB/T 2900.20-1994
Electrotechnical Terminology—High-voltage Switchgear (IEC 60050(IEV):1994, NEQ)
GB/T 2900.50-2008 Electrotechnical Terminology—Generation, Transmission and Distribution of Electricity—General (IEC 60050-601-1985, MOD)
3 Terms and Definitions
For the purposes of this document, the following terms and definitions and those given in GB/T 2900.20-1994 and GB/T 2900.50-2008 apply.
3.1
electrical generating station
the plant for generating electric energy, which consists of building, energy conversion device and all necessary auxiliary equipment.
[601-03-01 in Definition 2.3 of GB/T 2009.50-2008]
3.2
substation (of a power system)
a part of the power system, which is consolidated in a designated place and mainly consists of terminals of transmission or distribution lines, switch and control equipment, building and transformer, generally including necessary facilities for power system security and control (e.g. protection device).
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Operation Requirements
5 Safety Organization Measures
6 Safety Technical Measures
7 Electrical Equipment Operation
8 Safety Measures for Power Plant and Substation in Circuit Operation
9 Live Operation
10 Repair and Maintenance of Generator and High-voltage Motor
11 Work on SF6 Electrical Equipment
12 Work on the Low Voltage Distribution Unit and Low Voltage Conductor
13 Work on Secondary System
14 Electrical Test
15 Power Cable
16 Other Safety Requirements
Annex A (Informative) First Format of Electrical Work Order
Annex B (Informative) Second Format of Electrical Work Order
Annex C (Informative) Format of Work Order for Electrical Live Operation
Annex D (Informative) Format of Emergency Repair List
Annex E (Normative) Test Item, Cycle and Requirements for Insulated Safety Apparatus
Annex F (Normative) Pattern of Signs
Annex G (Informative) Format of Operation Order
