Thermal Unit Trip Class 20 Overload Protection Type Melting Alloy Full Load Current 0.53 to 0.59 A 0.54 to 0.59 A 0.55 to 0.61 A 0.56 to 0.61 A 0.57 to 0.63 A 0.58 to 0.64 A 0.6 to 0.66 A 0.62 to 0.68 A 0.63 to 0.69 A 0.64 to 0.71 A NEMA Size 0 00 1 Frame Size B S Compatible with Grainger Part Number 1H41 1H411 1H412 1H413 1H414 1H415 1H416 1H417 2BW14 2BW2 2BW21 2BW22 2BW23 2BW25 2BW31 2BW35 2BW7 2PYD9 2PYE6