Enamelled Round Wire Jerk Test Apparatus

Enamelled Round Wire Jerk Test Apparatus

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  • Parameters

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

Description
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.
Model
PG-JTA