Standard No.:	SH/T 3019-2003
English Name:	Design code for instrument tubing and wiring in petrochemical industry
Chinese Name:	石油化工仪表管道线路设计规范
Chinese Classification:	P72    Petrochemical and chemical industry engineering
Professional Classification:	SH    Professional Standard - Petrochemical
ICS Classification:	25.040.01 25.040.01    Industrial automation systems in general 25.040.01
Issued by:	Ministry of Railway
Issued on:	2004-03-10
Implemented on:	2004-7-1
Status:	superseded
Superseded by:	SH/T 3019-2016 Design code for instrument tubing and wiring in petrochemical industry
Superseded on:	2016-7-1
Abolished on:	2016-07-01
Superseding:	SH 3019-1997 Code for the design of instrument tubing and wiring for petrochemical industry
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	170.0
Delivery:	via email in 1 business day

1 Scope 1.1 This code is applicable to the engineering design of instrument measuring tubing and instrument signal transmission wiring in newly-built and extended automatic control engineering of petrochemical industry and the reformation of equipment may be carried out by referring to it. 1.2 During the implementation of this code, the requirements of currently related mandatory standard and specification shall also be confirmed. 2 Normative References The following normative documents contain provisions which, through reference in this code, constitute provisions of this code. For dated reference, subsequent amendments to (excluding corrigendum), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this code are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies. GB 50058 Electrical Installations Design Code for Explosive Atmospheres and Fire Hazard SH 3081 Design Code for Instrument Grounding in Petrochemical Industry SH 3082 Code for Design of Instrument Power Supply for Petrochemical Industry 3 General Requirements 3.1 The engineering design for instrument tubing and wiring shall achieve: the measurement of instrument is exactly, the signal transmission is reliable, safe, economical and practical with less lag, the wiring is in good order and is aesthetic to be convenient for construction and maintenance. 3.2 Where the instrument tubing and wiring is designed in an environment with fire and explosion hazard, corrosion, high temperature, moisture and vibration, the corresponding protection measures shall be taken. 4 Selection of Measuring Tubing

Foreword I 1 Scope 2 Normative References 3 General Requirements 4 Selection of Measuring Tubing 4.1 Texture of Measuring Tubing 4.2 Diameter of Measuring Tubing 5 Selection of Pneumatic Signal Tubing 6 Laying of Measuring Tubing and Pneumatic Signal Tubing 7 Selection of Wire and Cable 7.1 Sectional Area of Wire and Cable Core 7.2 Type of Wire and Cable 8 Laying of Wire and Cable 8.1 General Requirements 8.2 Wiring Incoming Mode of Control Room 8.3 Laying Mode of Cable Tray 8.4 Laying Mode of Protection Tubing 8.5 Laying Mode of Cable Trench 8.6 Directly-buried Laying Mode of Cable 9 Tubing and Wiring inside of Instrument Panel (Box or Cabinet) Bibliographies Wording Explanation