Screwed Glands Test Device
Product details: Model ZLT-LWM1.
To determine the torque strength of the screwed glands，in accordance with the IEC60598-1 clause 4.12.5.
Screwed glands shall be fitted with a cylindrical metal rod having a diameter equal to the nearest whole number of millimeter below the internal diameter of the packing. The glands shall then be tightened by means of a suitable spanner, the moment shown in following table being applied to the spanner for 1 min.
Table -Torque tests on glands
| Diameter of test rod (mm) |
Moment |
|
| |
Metal glands (Nm) |
Mounted plastic glands (Nm) |
| Up to and 7 |
6.25 |
2.5 |
| Over 7 up to 14 |
6.25 |
3.25 |
| Over 14 up to 20 |
7.50 |
5 |
| Over 20 |
10 |
7.50 |
Standard Outfit:
1 set of stainless steel test rods 4~40mm,
1 set of weights,15 N-20 N-25 N-30 N-40 N,
1 cylinder, diameter 250 mm.
