Product selection guide: IR windows

Use our product selection guide to find the IR window that fits your needs best.

	Remove	Remove

	Fluke 075 CLKT IR Window for Outdoor and Indoor Applications	Fluke CV201 ClirVu® 50 mm (2 in) Infrared Window

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General

Size	75 mm (3 in)	51 mm (2 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)

Ratings and testing

Arc-tested (IEEE C27.20.7)	60 kA for 30 cycles @ 60 Hz at KEMA	68 kA for 30 cycles @ 60 Hz at KEMA
UL 50 V component recognition
UL 50/NEMA environmental rating	NEMA type 3/12	NEMA type 4/17
CSA C22.2 No.
CSA type rating	Type 3/12	Type 9
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
Humidity rate	IEC60068-2-3	IEC60068-2-3
UL 1558

Install

Actual mounting hole diameter required	69.9 mm (2.75 in)	61.37 mm (2.416 in)
Greenlee punch kit - punch/die	04247/04246	76BB = 441AV / 442AV
Door latch	Hand turn	Security key
Install time	10 minutes	10 minutes or less

Optics

Optic insert diameter	75 mm (3 in)	51 mm (1.97 in)
Warranty	Lifetime replacement against manufacturing defects	Lifetime replacement against manufacturing defects

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