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Powered Respiratory Protection Sundström SR 500

Powered Respiratory Protection Sundström SR 500

Product information

SR 500 Filter Fan with standard battery and SR 500 Filter Fan with HD battery

Low unit weight and an anatomical design of both the fan unit and the belt provide a high level of comfort.

Simple management system with single button control. Two air-flow rates +175 or +225 l/min guarantee a high level of protection. These levels are held constant during operation by the fan unit’s automatic air flow control.

Long operating life - up to 13 hours in combination with quick charging lithium ion batteries provides uninterrupted use without bothersome work-stoppages.

Automatic air flow control compensates for clogged filters. Self-calibrating dependent on the choice of face piece and filter(s).

Unique alarm system with built-in vibrator, red warning triangle and pulsating sound signal all warn in the event of an obstruction in the air flow, clogged filter or low battery levels.

Ball bearing fan motor with balanced fan wheel ensures long and reliable operating life.

EMC approved electronics which emit minimal electro-magnetic radiation and are not affected by electro-magnetic fields.

Removable battery made of lithium ion for a long operating life and no need to be discharged before being charged.

Easy to clean and splash proof.

Packing list:

  • Fan unit.
  • Standard battery 14.8 v, 2.2 Ah. Charge time approx 1.5 hours. Code 553320003.
  • Heavy-Duty battery 14.8 v, 3.6 Ah. Charge time approx 2 hours. Code 553320201.
  • Belt.
  • Filter adapters, 2 pcs.
  • P3 particle filters, 2 pcs.
  • Pre-filters, 5 pcs.
  • Pre-filter holders, 2 pcs.
  • Flow meter.
  • Battery charger.
  • User instructions.

Complies with EN 12941:1998 and EN 12942:1998. I


NB concerning hoses:

Hoses are not supplied; they are supplied along with the various facial products, with the exception of the hose for Full-mask SR 200 which is ordered separately.

Battery and charger

The battery capacity along with the charging time are the deciding factors for how well the fan unit will function.

Lithium ion batteries do not need to be discharged before being charged, they charge quickly and they have a natural discharge rate of only 1% per month. Well protected and gold plated contact surfaces help avoid oxidization and operational disturbances.

Automatic three stage charging with clear indicators showing the battery’s charge level.

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