IEC60851-3 Enamelled Round Wire Jerk Test Apparatus Max Operating Pressure 0.8Mpa
IEC60851-3 Enamelled Round Wire Jerk Test Apparatus
1. Introduction
The enamelled round wire jerk test apparatus is designed according to IEC60851-3 clause 6.4 figure 5 and GB/T4074.3 clause 6.4 figure 5. It’s used to test the film adhesion properties of enameled round wires with a nominal conductor diameter up to and including 1.000 mm.
A straight piece of wire shall be rapidly stretched to the breaking point with test equipment as shown in figure 5. A free measuring length of between 200mm and 250mm shall be provided. After stretching, the specimen shall be examined for cracks or loss of adhesion under a magnification as given in Table 2. A distance of 2mm from the broken ends shall be disregarded.
2. Specification
|
Jerk speed |
≥3m/s |
|
Initial distance between two clamps |
(250±1)mm |
|
Max. Operating pressure |
0.8Mpa |
|
Max. Travel of movable fixture |
125mm |
|
Power consumption |
<150W |
|
Operating environment |
Temperature: 0-40℃, relative humidity: ≤85% |
|
Dimension and weight |
L660*W360*418mm/55KG |
|
Configure |
Equip with an external air compressor |
3. Picture
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