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TYPICAL INSTALLATION SCHEME B
Preferred Cable Type 2
Core CY Cable Min
1.5mmSQ, Check Cable
Sizing to IGD Guide
Secondary Containment
Primary Containment
Detector Node Surface
Mounted at Suitable
Height, See Section 2
Siting Gas Detectors
Ceiling Height Cable Tray
Note Segregation Requirement
Installation to be in Accordance with BS6761 amendment 3 Reg 521.11.201,
BS EN 7671:2008, BS EN 50174-2, BS EN 6701:2016 and BS6739:2009
20mm White Plastic Conduit
Mounted Using Metal
Saddles and Fixings to be
Compliant With BS7671
amendment 3 Reg
521.11.201
DO NOT Attempt to Enlarge
20mm Entries, This Will
Invalidate Warranty and
Damage Enclosure Sealing.
Standard Safe Area Gas Detectors Internal Installation
Summary of Contents for TOC-635
Page 4: ...SECTION 1 MOUNTING DETAILS FOR EQUIPMENT...
Page 10: ...SECTION 2 SITING GAS DETECTORS...
Page 17: ...SECTION 3 GENERAL CABLING PRINCIPLES CABLE TYPES AND CABLE SIZING...
Page 24: ...SECTION 4 MAKING DEVICE CONNECTIONS TO DETECTOR NODES...
Page 43: ...SECTION 5 Control Panel Interfaces and Connections...
Page 67: ...Notes...