Code | PVF- CLASS 120 | EIW- Class 180 | EI/AIW-Class 200 |
Composition | Polyvinyl-acetal | Polyester-imide | Polyester-imide/Polyamide-imide |
Temperature index | 120 | 180 | 200 |
Standards | IEC 60317-0-2 | IEC 60317-0-2 | IEC 60317-0-2 |
Increase Glade 1 | 0.060-0.110mm | 0.060-0.110mm | 0.060-0.110mm |
Grade 2 | 0.120-0.170mm | 0.120-0.170mm | 0.120-0.170mm |
Normal size | T:0.80-5.60mm | T:0.80-5.60mm | T:0.80-5.60mm |
W:2.00-22.00mm | W:2.00-22.00mm | W:2.00-22.00mm |
Application | Oil-filled transformers and oil-filled motors | Class H motors and electrical appliances | Class C motors, electrical appliance and refrigerant system. |
Mechanical properties |
Flexibility and adhesion | | | |
Bending edgewise b≤10mm: | 2xb | 4xb | 4xb |
Bending edgewise b>10mm | 3xb | 5xb | 5xb |
Bending flat wise, a all dimensions: | 2xa | 4xa | 4xa |
Elongation on Break | >32% | >32% | >32% |
Electrical properties |
Breakdown Voltage | | | |
At room temperature Grade 1 | >1500V | >1500V | >1500V |
Grade 2 | >2500 | >2500 | >2500 |
At high temperature Grade1 | >750V | >750V | >750V |
Grade 2 | >1500V | >1500V | >1500V |
Temp. index | ≥120°C | ≥180°C | ≥200°C |
Heat shock | 155°C | 200°C | 220°C |
Chemical properties | | | |
Resistance to resins | 5H | 3H | 4H |
Solvents | 2H | 3H | 4H |
Transformer oils | Excellent | Very Good | Very Good |
Refrigerant | _ | Good | Very Good |
Remarks | b=conductor width ; a :=conductor thickness |