Standard
IEC 60884-1 2013 clause 24.4, 30.4, IEC60811-1-4, VDE0620 and so on
Application
This device is use for measuring the impact resistance of electrical accessories at low temperatures, as well as wires and cables.
Test Sample
Electrical accessories, surface type mounting boxes, screw glands, covers, wires and cables etc.
Feature
This device should be used with a low temperature chamber, the device should be placed on the sponge rubber pad about 40mm thick, and should be put in the low temperature chamber before and during the test.
Parameters
| Model | ||
| Station | Single station | Three stations |
| Weight of the impact hammer (g) | 1000±2 and 100±1 | 100, 200, 300, 400, 500, 600, 750, 1000, 1250, 1500(See table 1 and 2) |
| Height of the impact (mm) | 100 | 100 |
| Steel intermediate piece | Φ20, bottom end rounded R300, 100g | Φ20, bottom end rounded R300, 100g |
| Standard | IEC60884-1 24.4 Figure 27 IEC60884-1 30.4 Figure 42 | IEC60811-1-4 |
| Operation | Manual, mechanical release | Manual, mechanical release |
Table1
For power cables for fixed installation, the mass of the hammer for testing the samples shall be as given in the following table
| Overall diameter (mm) | Mass of hammer (g) | |
| Above | Up to and including | |
| - | 4.0 | 100 |
| 4.0 | 6.0 | 200 |
| 6.0 | 9.0 | 300 |
| 9.0 | 12.5 | 400 |
| 12.5 | 20.0 | 500 |
| 20.0 | 30.0 | 750 |
| 30.0 | 50.0 | 1000 |
| 50.0 | 75.0 | 1250 |
| 75.0 | - | 1500 |
Table 2
For flexible cables and cords and telecommunication cables, the mass of the hammer for testing the sample shall be as follows
| Overall diameter (mm) | Mass of hammer (g) | |
| Above | Up to and including | |
| For flat cords | 100 | |
| - | 6.0 | 100 |
| 6.0 | 10.0 | 200 |
| 10.0 | 15.0 | 300 |
| 15.0 | 25.0 | 400 |
| 25.0 | 35.0 | 500 |
| 35.0 | - | 600 |
