... of production experience, the optimal engineering and quality control Test lineThe KZZD roller brake tester is a flagshipproduct of Cosber, embodying ... KZZD brake tester with excellent reliability and efficiency. ModelKZZD-3 PN:6002005KZZD-10 PN:6004005KZZD-15 PN:6005001Max. Axle Load (kg)30001000015000Max. Measure Load ( ... , 50Hz, groundAC 380V, 50Hz, ground Vehicle Test line Axle Load & Brake Tester