USCG Prep
  • Home
  • Sign in
  • Contacts
  • Exam
  • Download
  • Search
  • Homepage
  • »
  • Chief Engineer (Motor Plants (OSV))
  • »
  • Q684 - Electrical, Electronic, & Control Engineering

45. With what kind of starting equipment are most three-phase induction motors of five horsepower or less started?

?
« PreviousSkipNext »
Show clarificationHide clarification Download PDF
Small three-phase induction motors, typically five horsepower or less, are commonly started directly at full line voltage, known as across-the-line starting, due to acceptable inrush current and the avoidance of additional equipment costs.

Comments (0)

There are no comments at the moment. If you found an error or think question is incorrect, tell everyone about it

Only signed in users can write comments

Signin

Progress: 24% (23/94)?

Learning progress ?
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169
2/7
USCG Certification

Found an error or got some ideas? — contact us

Trial period expired

You are not allowed to do this without «Full access»

Full access allows:

  • Solve all tests online without limits;
  • Remove all advertisements on website;
  • Adding questions to favorite list;
  • Save learning progress;
  • Save results of practice exams;
  • Watching all wrong answered questions.
Activate full access