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USACE / NAVFAC / AFCEC / NASA UFGS-28 33 00.00 40 (February 2017)
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Preparing Activity: NASA Superseding
UFGS-28 33 00.0
0 40 (February 2014)
UNIFIED FACILITIES GUIDE SPECIFICATIONS
References are in agreement with UMRL dated October 2022
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SECTION TABLE OF CONTENTS
DIVISION 28 - ELECTRONIC SAFETY AND SECURITY
SECTION 28 33 00.00 40
FUEL-GAS DETECTION AND ALARM
02/17
PART 1 GENERAL
1.1 REFERENCES
1.2 ADMINISTRATIVE REQUIREMENTS
1.2.1 Preinstallation Meetings
1.3 SUBMITTALS
1.4 WARRANTY
PART 2 PRODUCTS
2.1 SYSTEM DESCRIPTION
2.1.1 Design Requirements
2.1.1.1 Schematics
2.1.1.2 Combustible-Gas Environments
2.1.1.3 Oxygen-Deficient Atmospheres
2.1.2 Performance Requirements
2.1.3 Electromagnetic-Compatibility Requirements
2.2 EQUIPMENT
2.3 COMPONENTS
2.3.1 Control Unit
2.3.1.1 Control Circuits
2.3.1.2 Power Supply Component
2.3.1.3 Indicator Light and Reset
2.3.1.4 Malfunction Circuits
2.3.1.5 Alarm
2.3.2 Detectors
2.3.2.1 Circuit Design
2.3.2.2 Combustible-Gas Detector (CGD)
2.3.2.3 Oxygen Detector (OD)
2.3.3 Power Supply
PART 3 EXECUTION
3.1 INSTALLATION
SECTION 28 33 00.00 40 Page 1
