RR technology, tapes based on mica paper Elmica® 2
RR TECHNOLOGY, TAPES BASED ON MICA PAPER ELMICA® 2
- ELMICATHERM 52409
- LSM
- LSU
APPLICATION |
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For Turbo and Hydro- generators |
For High-voltage electrical machines |
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| Type of materials |
ELMICATHERM 52 409 |
LSM |
LSU |
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|
Total thickness mm |
0,14 + - 0,02 |
0,16 + - 0,02 |
0,18 + - 0,02 |
0,14 + 0,02 - 0,01 |
0,16 + - 0,02 |
0,13 + - 0,02 |
|
Surface density g/m² |
185 + - 25 |
230 + - 30 |
260 + - 40 |
200 + - 30 |
220 + - 30 |
175 + - 30 |
|
Mica paper g/m² |
85 + - 4 |
100 + - 5 |
140 + - 10 |
65 + - 4 |
85 + - 4 |
50 + - 3 |
|
Glass cloth g/m² |
38 + - 4 |
38 + - 4 |
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|
Polyester film g/m² |
- |
17 + - 2 |
28 + - 3 |
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| Binder content g/m² |
62 + - 17 |
92 + - 21 |
82 + - 26 |
80 + - 20 |
90 + - 20 |
59 + - 20 |
|
Volatile content, max. % |
1,5 |
1,5 |
1,5 |
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Tensile strenght, min. N/cm |
130 |
120 |
130 |
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Breakdown voltage min. kV |
3,5 |
4,0 |
4,5 |
4,9 |
5,6 |
5,8 |
|
Dielectric dissipation factor - at 25°C - at 155°C |
0,02 0,25 |
0,02 0,45 |
0,02 0,40 |
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|
Resin flow, min. % |
40 - 70 |
40 |
- |
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Thermal rating class |
F |
F |
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Shelf life at: - 20°C - 5°C |
3 6 |
4 8 |
12 18 |
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