We need to get lugs 50 for power cable with PVC insulation 4*50. The lugs ТМЛ 50-10-11 are too big. Please recommend a solution.
There are several ways to solve your problem:
You can order lugs manufactured in accordance with DIN 46235, for example, it can be ТМЛ 50-10 made by KBT.
The best choice is the standard ТМЛс 50-10 made by KBT. They are made exactly for the cross-section that is indicated in their name.
Or you can use lugs with index 35 mm² that are made in accordance with Russian standard ГОСТ. They will be ideal in your situation. There is a special chart in this standard that recommends using lugs 35 mm² in your situation.