VESDA VLC-EX Product Guide
VESDA by Xtralis
iv
www.xtralis.com
Regional regulatory requirements and notices
EN54-20
The base VLC detector, as used in the VLC-EX has been tested and approved to EN 54-20.
The product must use a power supply conforming to EN 54-4.
The product is compliant with EN 54-20 sensitivity requirements provided the following conditions are met:
l
For a Class A detector, hole sensitivity must be better than 1.5% obscuration/m and transport time less than 60
seconds
l
For a Class B detector, hole sensitivity must be better than 4.5% obscuration/m and transport time less than 90
seconds
l
For a Class C detector, hole sensitivity must be better than 10% obscuration/m and transport time less than
120 seconds
These limits should be verified using ASPIRE2 during the design of the sampling pipe network.
The product is compliant with EN 54-20 flow monitoring requirements provided the following conditions are met:
l
The minor low and minor high flow thresholds should be set at 85% and 115% respectively
l
The flow through the detector predicted by ASPIRE2 should be in the range 20 to 65 lpm
Additional information:
l
Class A detectors passed EN 54-20 approvals testing with 30 holes and 0.05% obscuration/m detector
sensitivity
l
Class B detectors passed EN 54-20 approvals testing with 36 holes and 0.09% obscuration/m detector
sensitivity
l
Class C detectors passed EN 54-20 approvals testing with 40 holes and 0.165% obscuration/m detector
sensitivity
Approvals
The VLC-EX contains a standard VLC-EX detector inside an IP rated enclosure so as to meet the particular
requirements of Exn. Refer to the VLC data sheet (Doc no: 09362) for a list of approvals relevant to the standard
VLC. While the performance requirements of the VLC-EX have been verified by Xtralis to be equivalent or better
than the standard VLC, the VLC-EX is not formally listed as a product variant by these agencies.
The base VLC detector, as used in the VLC-EX, has been tested and approved by the following:
l
UL
l
ULC
l
FM
l
LPCB
l
VdS
l
CCC
l
ActivFire
l
NF (Système de Sécurité Incendie – www.marque-nf.com)
l
VNIIPO
l
CE
l
EN 54-20
Regional approvals listings and regulatory compliance vary between VESDA product models. Refer to
www.xtralis.com for the latest product approvals matrix.
Document: 20755_01
Part Number: 29881
Содержание VESDA VLC-500
Страница 1: ...VESDA VLC EX Product Guide VLC 500 EX VLC 505 EX September 2014 Document 20755_01 Part Number 29881 ...
Страница 2: ......
Страница 8: ...VESDA VLC EX Product Guide VESDA by Xtralis 2 www xtralis com This page is intentionally left blank ...
Страница 24: ...VESDA VLC EX Product Guide VESDA by Xtralis 16 www xtralis com This page is intentionally left blank ...
Страница 26: ...VESDA VLC EX Product Guide VESDA by Xtralis 18 www xtralis com This page is intentionally left blank ...
Страница 32: ...VESDA VLC EX Product Guide VESDA by Xtralis 24 www xtralis com This page is intentionally left blank ...
Страница 34: ...VESDA VLC EX Product Guide VESDA by Xtralis 26 www xtralis com This page is intentionally left blank ...
Страница 36: ...VESDA VLC EX Product Guide VESDA by Xtralis 28 www xtralis com This page is intentionally left blank ...
Страница 40: ...VESDA VLC EX Product Guide VESDA by Xtralis 32 www xtralis com This page is intentionally left blank ...
Страница 44: ...VESDA VLC EX Product Guide VESDA by Xtralis 36 www xtralis com This page is intentionally left blank ...
Страница 46: ...VESDA VLC EX Product Guide VESDA by Xtralis 38 www xtralis com This page is intentionally left blank ...