NB/T 10522.2-2021Automatic waterproof door for mining - Part 2: Electro-hydraulic control system (English PDF)

Foreword

NB/T 10522 "Automatic Control Waterproof Gate for Mining" is divided into four parts.

--- Part 1: Mechanical devices;

--- Part 2: Electro-hydraulic control system;

--- Part 3: Specifications for engineering design, construction and acceptance;

--- Part 4: Operation and maintenance requirements.

This part is Part 2 of NB/T 10522.

This section is drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This part of NB/T 10522 specifies the mine automatic control waterproof gate (hereinafter referred to as the gate) electro-hydraulic control system (hereinafter referred to as the control manufacturing system) terms and definitions, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage.

This part is applicable to the design, manufacture and testing of the electro-hydraulic control system for mine automatic control waterproof gate.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB 3836.1 Explosive Atmospheres Part 1: General Requirements for Equipment

GB 3836.2 Explosive Atmospheres Part 2: Equipment protected by flameproof enclosure "d"

GB 3836.3 Explosive Atmospheres Part 3: Equipment Protected by Increased Safety "e"

GB 3836.4 Explosive Atmospheres Part 4: Equipment protected by intrinsically safe "i"

GB/T 3836.6 Explosive Atmospheres Part 6: Equipment protected by oil-immersed "o"

GB 3836.9 Explosive Atmospheres Part 9: Equipment protected by encapsulation type "m"

GB/T 4208-2017 Protection class of enclosure (IP code)

GB 11118.1-2011 Hydraulic Oil (L-HL, L-HM, L-HV, L-HS, L-HG)

GB/T 13306 Signs

GB/T 15478-2015 Pressure sensor performance test method

GB/T 15622-2005 Test method for hydraulic cylinder

GB/T 17626.3-2016 Electromagnetic compatibility test and measurement technology Radio frequency electromagnetic field radiation immunity test

GB/T 17626.4-2018 Electromagnetic Compatibility Test and Measurement Technology Electrical Fast Transient Burst Immunity Test

GB/T 17626.5-2008 Electromagnetic Compatibility Test and Measurement Technology Surge (Shock) Immunity Test

GB/T 25974.3-2010 Hydraulic supports for coal mines - Part 3: Hydraulic control systems and valves

JB/T 10205-2010 Hydraulic cylinder

MT/T 98-2006 Specification for inspection of hoses and hose assemblies for hydraulic supports

MT/T 188.1-2006 Coal Mine Emulsion Pumping Station Part 1: Pumping Station

MT209-1990 General technical requirements for electrical and electronic products for coal mine communication, detection and control

MT210-1990 Basic test methods of electrical and electronic products for coal mine communication, detection and control

MT443-1995 General technical conditions of sensors for environmental monitoring in coal mines

MT/T 772-1998 Main performance test method of coal mine monitoring system

MT/T 825-1999 General technical conditions for mine water level sensors

MT/T 986-2006 Mine U-shaped pin quick connector and accessories

3 Terms and Definitions

The following terms and definitions apply to this document.