IGS-EL-012(0)
1372
43
National Iranian Gas Co.
Research and Technology Management
Standardization Division
IGS
Iranian Gas Standards
Specification for :
:
Electrical Panels for TBS Stations
! " #
#
APPROVED
Fax:(9821)-8487-8384
http://igs.nigc.ir
nigcigs@nigc.org
NIGC , STANDARDIZATION DIV.
FOREWORD
This standard is intended to be mainly used by NIGC and contractors and has been prepared on
interpretation of recognized standards , technical documents , knowledge ,backgrounds and
experiences in gas industries at national and international levels.
Iranian Gas Standards (IGS)
are prepared , reviewed and ammended by technical standard
committees within NIGC Standardization Div. and submitted to the NIGC's “STANDARDS
COUNCIL“ for approval .
IGS Standards are subject to revision , amendment or withdrawal , if required , thus the latest edition of
IGS shall be checked/inquired by NIGC users .
This standard must not be modified or altered by the end users within NIGC and her contractors. Any
deviation from normative references and/or well known manufacturers specifications must be reported
to Standardization div.
Any comments from concerned parties on NIGC distributed IGS are welcome to technical
standards committees and will receive serious attention and consideration should a revision to
standards is recommended .
GENERAL DEFINITIONS :
Throughout this standard the following definitions , where applicable , should be followed :
1- “STANDARDIZATION DIV.“ has been organized to deal with all aspects of industrial
standards in NIGC . Therefore , all queries for clarification or amendments are requested to
be directed to the mentioned div.
2- “COMPANY “ : refers to national iranian gas company .
3- “SUPLIER“ : refers to a firm who will supply the service , equipment or material to igs
specification whether as the prime producer or manufacturer or a trading firm .
4-"SHALL" : is used where a provision is mandatory.
5-"SHOULD" : is used where a provision is advised only.
6-"MAY" : is used where a provision is completely discretionary.
------------------------------------------------Website : http://igs.nigc.ir
E-mail : nigcigs@nigc.org
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