Lenze-AC Tech announced its model BFK458-L long-life spring-applied brake for motion control products. It is guaranteed for 10,000,000 cycles or two years of service life. The brakes are released by applying DC voltage to an electromagnetic coil. Uses are in rapid, high cycling applications. They are constructed with a cast iron casing. There are four sizes in the range with rated torques from 4 Nm to 46 Nm, and shaft sizes start at 10 mm and go up to 25 mm. Brake coils can be supplied for 24V low voltage connection or rectified mains at 103V, 180V and 250V.
Lenze-AC Tech, 508-278-9100, www.actech.com