Sundstrom SR 520, Instructions For Use Manual

Page: 78 / 89

Drawn up by: 2009-01-21 /RK
HI-SR 520 EN
Revision: 02
Review: 2014-01-13/PA
Page:
2 of 13
General information
The SR 520 together with fan unit SR 500 /SR 500 EX/ SR 700 and
approved filters are included in the Sundström fan-assisted
respiratory protective device system conforming to EN 12941/EN
12942:1998.
Combination of SR 520-SR 500 EX is specially designed for using in
potentially explosive and fire hazardous environments.
See user instructions or label on fan unit for classification.
SR 520 together with compressed air attachment SR 507 and
breathing hose SR 358/SR 359/SR 360 are included in the
Sundström compressed air-fed respiratory device system
conforming to EN 14594:2005
This combination gets a respiratory with continuous flow to a
compressed air fed respiratory device.
SR 520 is in two sizes:
S/M
M/L
When selecting equipment for SR 520 some of the factors that
should be taken into account are as follows:

Type of pollutant

Concentrations

Work intensity

Protection requirements in addition to respiratory protective advice.
Risk analysis should be carried by a person who has suitable
training and experience in the area.
Limitations
When working in potentially explosive environments all parts of the
equipment have to be EX-approved. When changing spare parts
and accessories you must check that these are EX approved for
work in potentially explosive environments.