| 8795 Lesson Overview
Selecting, Operating & Maintaining Electric Motors
Using electric motors provides the following advantages:
- Economical – an electric motor can work continuously.
- Dependable - electric motors are always ready to work; temperature extremes and changes have little effect.
- Efficient -electric motor efficiency ranges from 65 to 95 percent, depending on motor type and conditions of operation.
- Longevity - smooth operation and few moving parts enables an electric motor to last 20-30 years.
- Ease of operation - electric motors can be started and stopped by a simple switch.
- Safety - electric motors are safe when properly installed, require no flammable fuel, produce no dangerous flames or fumes, and have no open gears.
- Maintenance – electric motors require minimum attention; no fuel to carry, no oil to change, no battery to service, and no coolant level to monitor.
- Quiet operation - properly applied and installed electric motors operate quietly and smoothly with little vibration.
- Automation - electric motors can be automatically and remotely controlled.
- Adaptable - electric motors are light, compact, easily moved, and adaptable to different operating positions, remote locations, and a variety of other conditions.
- Available – electric motors are uniformly available throughout the country, with standard bases, sizes, wiring requirements, etc.
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