Fluke FLK-075-CLKT 3 In (75Mm) C-Range IR Window, Kwik Twist
| Detailed specifications |
| Optic data |
| Crystal insert diameter |
3460346 FLK-050-CLKT: 50 mm (1.97 in) |
|
3460387 FLK-075-CLKT: 75 mm (2.96 in) |
|
3460439 FLK-100-CLKT: 100 mm (3.94 in) |
| Viewing aperture diameter |
3460346 FLK-050-CLKT: 43 mm (1.7 in) |
|
3460387 FLK-075-CLKT: 68 mm (2.7 in) |
|
3460439 FLK-100-CLKT: 89 mm (3.5 in) |
| Viewing aperture area |
3460346 FLK-050-CLKT: 1452 mm2 (2.25 sq in) |
|
3460387 FLK-075-CLKT: 3632 mm2 (5.63 sq in) |
|
6322 mm2 (9.79 sq in) |
| Thickness |
3460346 FLK-050-CLKT: 2 mm (0.08 in) |
|
3460387 FLK-075-CLKT: 2 mm (0.08 in) |
|
3460439 FLK-100-CLKT: 4 mm (0.16 in) |
| CLIRVU coating |
Yes |
| Shortwave IR capable |
Yes |
| Midwave IR capable |
Yes |
| Longwave IR capable |
Yes |
| Ultraviolet (UV) capable |
Yes |
| Visual capable |
Yes |
| Fusion capable |
Yes |
|
| Underwriters Laboratories (UL) recognized |
|
| UL50 environmental |
|
| UL746C |
|
| UL94 |
|
| Canadian Standards Association (CSA) approval |
|
| Environmental |
|
| KEMA (Arc-Testing) |
| ANSI C37.20.7 |
50 kA for 30 cycles @60 Hz |
| EEMACS 14-1 Type-B |
40 kA for 30 cycles @60 Hz |
|
| ASTA (Arc-Testing) |
| IEC 62271 |
20 kA for 5 cycles @50 Hz |
|
| TUV |
| Cyclic humidity withstand |
Yes |
| Vibration withstand |
Yes |
|
| NEMKO |
| Resistance of insulating materials to 100° |
Yes |
| Resistance of insulating material to ball pressure (Brinell) |
Yes |
| Glow-wire test 650 °C |
Yes |
|
| Lloyds Register |
| Up to 11 kV marine switchgear, indoor or outdoor |
Yes |
|
| General specifications |
| Maximum temperature |
| Gaskets: |
250 °C (482 °F) |
| Body: |
659 °C (1219 °F) |
| Optic: |
1400 °C (2552 °F) |
|
| Gaskets |
|
Low smoke and fume (LSF) compliant silicone |
|
| IP rating |
|
| NEMA rating |
|
Type 3/12 (UL and CSA Third Party Certified) |
|
| Vibration rating |
|
| Humidity rating |
|
| Pull-out strength |
|
| Warranty |
|
Lifetime replacement against manufacturing defects |
|
