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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 IR Window for Outdoor and Indoor Applications
Fluke CV301 ClirVu® 75 mm (3 in) Infrared Window
 
 Fluke 050 CLKT IR Window for Outdoor and Indoor Applications Fluke CV301 ClirVu® 75 mm (3 in) Infrared Window
 

General

Size 50 mm (2 in) 76 mm (3 in)  
Voltage range Any Any  
NEMA environment type Type 3/12 Type 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  

Install

Actual mounting hole diameter required 43.2 mm (1.7 in) 89.89 mm (3.539 in)  
Greenlee punch kit - punch/die 06974/04013 739BB = 1431AV / 1432AV  
Door latch Hand turn Security key  
Install time 10 minutes 8 minutes or less  

Optics

Optic insert diameter 50 mm (2 in) 76 mm (2.96 in)  
Warranty Lifetime replacement against manufacturing defects Lifetime replacement against manufacturing defects  

Ratings and Testing

Arc-tested (IEEE C27.20.7) 60 kA for 30 cycles @ 60 Hz at KEMA 66 kA for 30 cycles @ 60 Hz at KEMA  
UL 50 V component recognition    
UL 50/NEMA environmental rating NEMA type 3/12 NEMA type 4/15  
CSA C22.2 No.      
CSA type rating Type 3/12 Type 7  
IP rating IP 55 IP 67 at TUV  
Lloyd's Register Up to 11 kV marine switchgear, indoor or outdoor (offshore only) Up to 11 kV marine switchgear, indoor or outdoor (offshore only)  
Vibration rating IEC60068-2-6 IEC60068-2-6 at TUV  
Humidity rate IEC60068-2-3 IEC60068-2-3 at TUV  
UL 1558