The Framework Design Category 4 Control box is designed to make compliance with the requirements of Category 4 Interlock electrical circuitry a relatively easy and routine installation for competent and qualified industrial electricians. For information regarding the need or otherwise for Category 4 Compliance in order to comply with AS4024.1-2006, please refer to our additional technical notes by pressing HERE.
In layman’s terms, the Framework Design standard Cat 4 Safety Control box is designed to be installed upstream of a machines control system and comes complete with a circuit breaker, transformer, monitoring dual circuit relay and two contactors suitable for 11Kw machine motors and DIN Rail Mounted connection terminals . The box is supplied with wiring connection diagram. Please discuss with us braking system interfacing, especially for some popular UK built machines.
We recommended for all lathes with a motor size of over 3.7Kw. Determination of requirement based upon risk assessment and known incident history for lathes.