G-Etronax EP 10 - Tubes
Components
Glass fabric - Epoxy
Color:
Light yellow
Serial No.
835
Version no.:
V1.1-4/2/16
IEC/EN 61212-3-1:
EP GC 21
DIN 7735:
Hgw 2375
NEMA LI 1:
G - 10

Mechanical properties   Test method Dimension Value Unit  
Flexural strength ISO 178 id>100 mm 350 MPa *1
Compressive strength axial ISO 604   200 MPa *1
Cohesion between layers IEC 61212-2 5.3 id<100 mm 400 MPa *1
Electrical properties   Test method Dimension Value Unit  
Electric strength in oil at 90°C IEC 60243-1 B)3,0 mm 11.0 kV/mm *2
Electric strength in oil at 90°C IEC 60243-1 B)3,0 mm 60 kV/25mm *2
Permittivity 50 Hz   IEC 60250   4.5   *3
Permittivity 1 MHz   IEC 60250   4.5   *3
Dissipation factor 50 Hz   IEC 60250   0.010   *3
Dissipation factor 1 MHz   IEC 60250   0.010   *3
Insulation resistance after immersion in water   IEC 60167 A) 10000 *4
Physical and thermal properties   Test method Dimension Value Unit  
Thermal endurance index 20.000 h (T.I.)   IEC 60216 ≥3,0 mm 140 °C -
Density   ISO 1183-A All 1.75 g/cm³ *1
Water absorption   ISO 62-1 0.2 mg/cm² *4
Characteristics and applications
Particularly good electrical and mechanical properties. Extremely high mechanical strength. Retains electrical properties at high air humidity. High resistance to chemicals. Construction and insulation material in large rotating electrical machines and insulation cylinders in tranformers.
Notes:
A) ID > 8 mm and/or OD > 10 mm
B) Wall thickness
C) 230 MPa measured at 150°C
D) Wall thickness ≥ 4,0 mm
* Conditioning:
1: 24h/23°C/50%RH
2: 24h/23°C/50%RH + 1h/Oil 90°C
3: 96h/105°C + 1h/23°C/20%RH
4: 24h/50°C + 24h/water 23°C
5: 96h/105°C + 1h/Oil 90°
The above values are average values based on the results of extensive testing in our laboratories. ELEKTRO-ISOLA A/S cannot accept responsibility for the performance of our products in applications over which we have no control. Elektro-Isola A/S reserves the right to amend the above data without notice and without providing further information. Moreover, we refer to our general disclaimer.