it is necessary to select a separate overload protective device for a 25-horsepower continuous-duty motor with a 32-ampere nameplate current rating and a marked 1.15 service factor. table 430.250 shows 34 amperes for such a motor. what is the maximum trip setting or ampere rating permitted for this overload protective device? assume that the more permissive requirements of 430.32(c) are not warranted.