EQUIPMENT. 0 of ther condt, A C Burr: 200. Pres dependence. Calorimeter to measure heat leakage of refrigerator cabinets. ... The V-shaped element is made from platinum-iridium wire 0.002 in. in diameter and has an included angle of 30Ad with sides 0.50 in. long. ... 1 reference, cf RA 7:183*. MM Bolstad The erosion of compressor cylinder surfaces. F L Goodman. Refrign J 4:746+ (Ag 1950). ... The heart of the Klixon protector is a bimetallic disc, with a heater and suitable 9 contacts.