Thermal Unit Trip Class 20 Overload Protection Type Melting Alloy Full Load Current 2.52 to 2.99 A 2.53 to 2.95 A 2.61 to 3.13 A 2.64 to 3.09 A 2.73 to 3.15 A 2.76 to 3.25 A 2.82 to 3.16 A 2.84 to 3.29 A 2.88 to 3.24 A 3 to 3.37 A 3 to 3.53 A 3.21 to 3.63 A 3.29 to 3.75 A 3.32 to 3.75 A NEMA Size 0 00 1 1P Frame Size B S