Belt conveyor electrical control device for mine
1 Scope
This standard specifies the product classification and naming, technical requirements, test methods, inspection rules as well as marking, packaging, transport and storage of electrical control device for belt conveyor for coal mine.
It is applicable to electrical control device (hereinafter referred to as device) of upward, downward, horizontal, multi-point driving and retractable belt conveyors for coal mine.
It is not applicable to other types of electrical control devices such as cable traction conveyors.
2 Normative references
The following standards contain provision which, through reference in this standard, constitute provisions of this standard. At the time of publication, all the editions listed are valid. All standards are subject to revision, and all parties using this standard are encouraged to investigate the possibility of applying the latest editions of the following standards.
GB 156-1993 Standard voltage
GB 191-1990 Packaging - Pictorial marking for handling of goods
GB 762-1980 Electrical apparatus - Rated current
GB 2423.1-1989 Basic environmental testing procedures for electric and electronic products - Test A: Cold
GB 2423.2-1989 Basic environmental testing procedures for electric and electronic products - Test B: Dry heat
GB/T 2423.3-1993 Basic environmental testing procedures for electric and electronic products - Test Ca: Damp heat, steady heat
GB/T 2423.4-1993 Basic environmental testing procedures for electric and electronic products - Test Db: Damp heat, cyclic
GB/T 2423.5-1995 Environmental testing for electric and electronic products - Part 2: Test methods - Test Ea and guidance: Shock
GB/T 2423.10-1995 Environmental testing for electric and electronic products - Part 2: Test methods - Test Fc and guidance: Vibration (Sinusoidal)
GB 2682-1981 Complete sets of equipment in the electric lights and button color
GB 2829-1987 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB 3797-1989 Electric-driving controlgear - Part 2: Electric-driving controlgear incorporating electronic devices
GB 3836.1-1983 Electrical apparatus for explosive atmospheres - General requirements
GB 3836.2-1983 Electrical apparatus for explosive atmosphere - Flameproof electrical apparatus "d"
GB 3836.3-1983 Electrical apparatus for explosive atmospheres - Increased safety electrical apparatus "e"
GB 3836.4-1983 Electrical apparatus for explosive atmospheres - Intrinsically safe circuits and electrical apparatus i
GB 5080.7-1986 Equipment reliability testing compliance test plans for failure rate and mean time between failures assuming constant failure rate
GB 12173-1990 Mining electrical apparatus for non hazardous area
GB/T 13384-1992 General specifications for packing of mechanical and electrical product
GB/T 14048.1-1993 Low-voltage switchgear and controlgear - General rules
MT/T 154.2-1996 Compilation methods and management measures for product models of electric equipment for coal mine
MT 209-1990 General technical requirements of electric and electronic products used for communication, detection and control in coal mine
MT 210-1990 Basic testing methods for electric and electronic products used for communication, inspection and control of coal mine
MT/T 412-1995 Low-voltage wiring terminal of flameproof electrical apparatus
MT/T 571.1-1996 Electrical system for belt conveyer for coal mine
ZB D93008-1990 Belt conveyor for underground coal mines - Technical specification
3 Product classification and naming
3.1 Product classification
Foreword i
1 Scope
2 Normative references
3 Product classification and naming
4 Technical requirements
5 Test method
6 Inspection rules
7 Marking, packaging, transport and storage
Annex A (Normative) Influence of altitude on product temperature rise and insulated electrical strength
