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FM 3640 : 2013

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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LAND MOBILE RADIOS FOR USE IN CLASS I, DIVISION 1 HAZARDOUS (CLASSIFIED) LOCATIONS

Superseded date

13-12-2022

Superseded by

FM 3640:2021

Published date

23-08-2013

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1 INTRODUCTION
2 GENERAL INFORMATION
3 REQUIREMENTS
4 OPERATIONS REQUIREMENTS
APPENDIX A - UNITS OF MEASUREMENT
APPENDIX B - FM APPROVALS CERTIFICATION
             MARKS

Describes the particular requirements for construction, test and marking for Land Mobile Radio (LMR) equipment and accessories for use in Class I, Division 1, locations as defined by the national Electrical Code, ANSI/NFPA 70.

DocumentType
Standard
PublisherName
Factory Mutual Research Corporation
Status
Superseded
SupersededBy

ISA 60079-7 : 2008 EXPLOSIVE ATMOSPHERES - PART 7: EQUIPMENT PROTECTION BY INCREASED SAFETY "E"
ISA 60079-5 : 1998 EXPLOSIVE ATMOSPHERES - PART 5: EQUIPMENT PROTECTION BY POWDER FILLING 'Q'
ISA 12.12.01 : 2007 NONINCENDIVE ELECTRICAL EQUIPMENT FOR USE IN CLASS 1 AND 2, DIVISION 2 AND CLASS 3, DIVISIONS 1 AND 2 HAZARDOUS (CLASSIFIED) LOCATIONS
ISA 60079-1 : 2005 EXPLOSIVE ATMOSPHERES - PART 1: EQUIPMENT PROTECTION BY FLAMEPROOF ENCLOSURES "D"
NFPA 496 : 2017 PURGED AND PRESSURIZED ENCLOSURES FOR ELECTRICAL EQUIPMENT
ISA 60079-2 : 2010(R2015) EXPLOSIVE ATMOSPHERES - PART 2: EQUIPMENT PROTECTION BY PRESSURIZED ENCLOSURES 'P'
ISA 60079-18 : 2005 EXPLOSIVE ATMOSPHERES - PART 18: EQUIPMENT PROTECTION BY ENCAPSULATION "M"
ISA 60079-6 : 1998 EXPLOSIVE ATMOSPHERES - PART 6: EQUIPMENT PROTECTION BY OIL-IMMERSION 'O'
NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
CLC/TR 50427:2004 Assessment of inadvertent ignition of flammable atmospheres by radio-frequency radiation - Guide
ISA 60079-0 : 2005 EXPLOSIVE ATMOSPHERES - PART 0: EQUIPMENT - GENERAL REQUIREMENTS

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