Class 20, Standard Trip; Motor Fla 4.93 To 5.61 Ampere (1 Thermal Unit), 4.84 To 5.49 Ampere (2 Thermal Unit), 4.47 To 5.08 Ampere (3 Thermal Unit); Plug In Mounting; Used On Ac/Dc Magnetic Starter, Manual Starter, Separately Mounted Overload Relay