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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 050 clkt 1b
F CV200 01A KO
Fluke 050 CLKT IR Window for Outdoor and Indoor ApplicationsFluke CV200 ClirVu® 50 mm (2 in) Infrared Window

General

Size50 mm (2 in)50 mm (2 in) 
Voltage rangeAnyAny 
NEMA environment typeType 3/12Type 4/12 (indoor/outdoor) 
AutoGround™   
ClirVu® Optic   
Operating temperature-40 °C to +232 °C (-40 °F to +450 °F)-40 °C to +232 °C (-40 °F to +450 °F) and +260 °C (+500 °F) intermittent 

Ratings and testing

Arc-tested (IEEE C27.20.7)60 kA for 30 cycles @ 60 Hz at KEMA67 kA for 30 cycles @ 60 Hz at KEMA 
UL 50 V component recognition  
UL 50/NEMA environmental ratingNEMA type 3/12NEMA type 4/16 
CSA C22.2 No.   
CSA type ratingType 3/12Type 8 
IP ratingIP 55IP 67 at TUV 
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 ratingIEC60068-2-6IEC60068-2-6 at TUV 
Humidity rateIEC60068-2-3IEC60068-2-3 at TUV 
UL 1558  

Install

Actual mounting hole diameter required43.2 mm (1.7 in)61.37 mm (2.416 in) 
Greenlee punch kit - punch/die06974/0401376BB = 441AV / 442AV 
Door latchHand turnHand turn 
Install time10 minutes9 minutes or less 

Optics

Optic insert diameter50 mm (2 in)50 mm (1.97 in) 
WarrantyLifetime replacement against manufacturing defectsLifetime replacement against manufacturing defects 
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