26.03.2013 Views

Standard for Fire Safety in Rapid Transit Systems - Singapore Civil ...

Standard for Fire Safety in Rapid Transit Systems - Singapore Civil ...

Standard for Fire Safety in Rapid Transit Systems - Singapore Civil ...

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

(c) <strong>Fire</strong> retardant cables shall comply with IEC 60332<br />

Parts 1 & 3 on tests on s<strong>in</strong>gle and bunched cables<br />

under fire conditions.<br />

(d) Low-smoke and halogen-free cables shall comply<br />

with the follow<strong>in</strong>g requirements:<br />

(i) IEC 61034.<br />

(ii) When a sample of cable is subjected to the<br />

combustion test <strong>for</strong> the determ<strong>in</strong>ation of the<br />

amount of halogen acid gases (other than<br />

hydrofluoric acid) as set out <strong>in</strong> IEC 60754 -<br />

Part 1, and the amount of halogen acid evolved<br />

is less than 0.5%, the cable shall be regarded<br />

as halogen free.<br />

Cables <strong>for</strong> fire safety equipment that is required to operate<br />

dur<strong>in</strong>g a fire emergency shall be of fire resistant type.<br />

Exception: Internal cables of control panels/equipment, lifts<br />

and its cables, and light fitt<strong>in</strong>gs.<br />

<strong>Standard</strong> <strong>for</strong> <strong>Fire</strong> <strong>Safety</strong> <strong>in</strong> <strong>Rapid</strong> <strong>Transit</strong> <strong>Systems</strong> 15

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!