Simple Terminal Box Knockout Tester /Solar Panel Testing Machine/PV Module Testing Equipment With IEC61730 Testing Standard

Purpose

Removable hole covers in the walls of module terminal enclosures (knockouts ) shall remain in place under nominal force application and also be easily removed for the field application of permanent wiring system components 

Qualified standard

The cover should  still be kept in the in situ after applied a stable force,the  displacement shall not be

exceed 0.75mm,and the cover should be knockout easily ,shall not casue any 

damage or any sharp edges to the junction box

Test conditions

One Polymer junction box with orifice can be knocked down ,testing "with a state which receive 

sample "under 25ºC,another one place 5 h under -20±1ºC,then repeat the test like theprevious one  immediately

The Main echnical parameters