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Sintoflex 61 Electrical Insulation
Electrical insulating material consisting of PET film and a polyester/aramid paper.
F Thermal Resistance Class.
Sintoflex 61 Electrical Insulation Field of Application
It is used as slot insulation, wedge cover, layer insulation in dry transformers for the manual insulation of stators; insulation, wedge cover, layer insulation in dry transformers of the low-voltage electrical machines for the mechanized insulation of stators.
Sintoflex 61 Electrical Insulation Specifications
Index name | Unit of measure | Sintoflex 61 | Testing method
|
---|
Nominal thickness | mm
| 0,17
±0,02
| 0,19
±0,02
| 0,25
±0,03
| 0,32
±0,03
| 0,37
±0,03
| 0,42
±0,04
| IEC 60626-2
| Unit breaking load by stretching, not less then:
- lengthwise direction
- crosswise direction | N/cm
|
160
100
|
180
120
|
230
200
|
280
300
|
320
320
|
350
320
| Percentage elongation by rapture, not less then:
- lengthwise direction
- crosswise direction | %
|
15
20
| IEC 60626-2
| Tear tolerance, not less than | N
| 290
| 400
| 600
| 800
| 900
| 950
| IEC 60626-2
| Rigidity at ring compression, not less then | N
| 70
| 130
| 400
| 700
| 850
| 1300
| Breakdown voltage, not less then:
- in initial condition
- after banding
| kV
|
11
10
|
13
12
|
15
14
|
17
15
|
20
18
|
25
20
| IEC 60626-2
|
Sintoflex 61 is certified by the Research, Engineering and Design Institute for Electrical Insulating Materials and Foil Dielectrics (AP NIIEIM) Leased Enterprise. Electrical Insulating Materials Testing Laboratory (ILEM) accredited for the technical competence by the State Standard (Certificate № РУ - 0476/05 from 11/15/05)
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