NR BR 820 PDF

NR BR 820 PDF

Name:
NR BR 820 PDF

Published Date:
08/01/1974

Status:
[ Active ]

Description:

Specification for Colours of Light Signals, Colour Filters and Lenses

Publisher:
Network Rail

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

PDF ONLY

This specification covers the requirements for colours of light signals and the colorimetric and photometric requirements for colour filters and lenses used in connection with signalling on British Railways and road traffic signals at level crossings.

File Size :	1 file , 2.9 MB
Number of Pages :	15
Published :	08/01/1974

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