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|
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.