Copper-to-copper connections, calibrated for optimum trip performance, heat-resistant thermoset cases and covers, cemented calibration screw. Type THQL 1 in per pole. May be used, when marked to accept, with American Switch, Arrow Hart, Bryant, General Switch, GTE, Sylvania, most ITE, Murray, Westinghouse Type BR, Challenger and Crouse-Hinds. 15 to 30 A 14 to 8 Cu or 12 to 8 Al AWG wire, 35 to 60 A 8 to 3 Cu or 8 to 2 Al AWG wire. UL listed, HACR rated. 1 in module, 120/240 V, 10,000 AIR.
