Product selection guide: IR windows

Use our product selection guide to find the IR window that fits your needs best.
 
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Fluke CV300 ClirVu® 75 mm (3 in) Infrared Window
Fluke 050 CLKT IR Window for Outdoor and Indoor Applications
 
Fluke CV300 ClirVu® 75 mm (3 in) Infrared WindowFluke 050 CLKT IR Window for Outdoor and Indoor Applications
 
Size75 mm (3 in)50 mm (2 in) 
Voltage rangeAnyAny 
NEMA environment typeType 4/12 (indoor/outdoor)Type 3/12 
AutoGround™   
ClirVu® Optic   
Operating temperature-40 °C to +232 °C (-40 °F to +450 °F) and +260 °C (+500 °F) intermittent-40 °C to +232 °C (-40 °F to +450 °F) 
Arc-tested (IEEE C27.20.7)65 kA for 30 cycles @ 60 Hz at KEMA60 kA for 30 cycles @ 60 Hz at KEMA 
UL 50/NEMA environmental ratingNEMA type 4/14NEMA type 3/12 
UL 1558  
CSA C22.2 No.   
CSA type ratingType 6Type 3/12 
IP ratingIP 67 at TUVIP 55 
Lloyd's RegisterUp to 11 kV marine switchgear, indoor or outdoor (offshore only)Up to 11 kV marine switchgear, indoor or outdoor (offshore only) 
Vibration ratingIEC60068-2-6 at TUVIEC60068-2-6 
Humidity rateIEC60068-2-3 at TUVIEC60068-2-3 
UL 50 V component recognition  
Actual mounting hole diameter required89.89 mm (3.539 in)43.2 mm (1.7 in) 
Greenlee punch kit - punch/die739BB = 1431AV / 1432AV06974/04013 
Door latchHand turnHand turn 
Install time7 minutes or less10 minutes 
Optic insert diameter75 mm (2.96 in)50 mm (2 in) 
WarrantyLifetime replacement against manufacturing defectsLifetime replacement against manufacturing defects 
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