Thermal Unit Trip Class 20 Overload Protection Type Melting Alloy Full Load Current 4.99 to 5.59 A 5.22 to 5.84 A 5.24 to 5.88 A 5.52 to 6.17 A 5.52 to 6.19 A 5.54 to 6.23 A 5.66 to 6.35 A 5.74 to 6.39 A 6.04 to 6.79 A 6.1 to 6.8 A 6.36 to 7.08 A 6.53 to 7.31 A 6.84 to 7.65 A 6.86 to 7.73 A NEMA Size 0 00 1 1P 2 Frame Size B S