The relay has a preinstalled controller wiring harness for single-phase, three-phase with two poles, or three-phase with three pole applications. Features of the relays include zero cross switching; maximum output of 6 A/pole at 40°C; input control range of 4 to 15 Vdc for the dc model and 90 to 140 Vrms for the ac model; 48 to 660 Vrms operating output voltage; and transient overvoltage protection to 1,200 Vpk.

HBControls Inc., 221 Weaver St., Fall River, MA 02720, (800) 879-7918,