Operating Instructions

10
Training Exercises
Exercise Answers/Information
42
Siemens Industry, Inc. 125-1007 Rev.BA
2014-08-14
Prohibited Frequencies
 Slow acceleration
 View the output speed reactions around the prohibited frequency.
Stopping Types
 Ramp vs. Coasting
 View the effects
Switching Frequency
 Min
 Max
 Observe the noise differences
Timer Functions
 See 3.11 Timer Functions
 Program the example.
Exercise Answers/Information
Key information that pertains to the setup of the exercises will be found in this section.
Associated parameters and I/O used will be defined to aid in finding the recommended
solution.
Exercise 1
Key information:
Unit is located in Las Vegas
 The Time (2201) setting after factory reset should be set to MST.
 Navigate to I/O and then Hardware > Real Time Clock > Time (5.5.2) to verify the
time setting.
Motor nameplate data
 Vn = 230 Vac
– Set Motor Nom Voltg (3.1.1.1) to 230
 In = 0.4A
– Set Motor Nom Currnt (3.1.1.4) to 0.4
 Fn = 60Hz
– Set Motor Nom Freq (3.1.1.2) to 60
 Cos phi/PF = 0.7
– Set Motor Cos Phi (3.1.1.5) to 0.7
 Nn = 1770 rpm
– Set Motor Nom Speed (3.1.1.3) to 1770
 HP = 1
– Set Motor Nom Speed (3.1.1.3) to 1770