Thermal Unit Trip Class 20 Overload Protection Type Melting Alloy Full Load Current 5.6 to 6.43 A 5.85 to 6.67 A 5.89 to 6.77 A 6.18 to 7.07 A 6.2 to 7.12 A 6.24 to 7.18 A 6.36 to 7.31 A 6.4 to 7.13 A 6.8 to 7.84 A 6.81 to 7.6 A 7.09 to 7.83 A 7.32 to 8.43 A 7.66 to 8.55 A 7.74 to 8.5 A NEMA Size 0 00 1 1P 2 Frame Size B S