NEMA?machine tool relays include the Freedom 600 V?multi-pole (D15),?fixed?contact?industrial?control (BF, BFD),? convertible?contact?industrial?control (AR, ARD) and?type M,?multi-pole with convertible contacts (D26). These relays can be ordered as complete devices in any pole combination up to a maximum of 12NO or 8NC and 4NO poles. They are also designed for use on machines, process lines, conveyors and similar automatic and semiautomatic equipment.