DATA SHEET

Sundström SR540ex supplied air shield — intrinsically safe

Updated: 29 May 2008
Description:

Protective shield for use with SR500ex intrinsically safe PAPR fan unit.

Product name:

Sundström SR540ex intrinsically safe supplied air shield

Features:
  • Protects the respiratory organs and the head
  • Visor can be raised
  • Impact and scratch-resistant visor
  • Air supply keeps visor mist-free
  • Adjustable head harness
  • Replaceable, flexible breathing hose
  • Exhalation valve
  • Visor available in PET-G material
  • Certified as intrinsically safe by IECEx
Air flow rate:
  • 175 l/min (normal operation)
  • 225 l/min (boost fan operation)
Temperature range:
  • Operation: –10°C to +40°C (14°F to +104°F) at <90% relative humidity
  • Storage: –20°C to +40°C (–4°F to +104°F) at <90% relative humidity
Low flow warning: <175 l/min
Weight with hose: approx. 700 g (24.7 oz)
Intrinsic safety classification: See SR500ex data sheet