EN 957-6 specifies safety requirements and test methods for treadmills in addition to the general safety requirements and test methods of EN 957-1 and shall be read in conjunction with it. EN 957-6 is applicable to power-driven as well as to non-power/manually driven training equipment type treadmills (hereafter referred to as treadmills) with the classes S, H and I and classes A, B and C regarding accuracy.