Published On: Sun, Aug 4th, 2019

1. Do You Know Electrical Installation Materials and Tools?

Author: Radoje Jankovic

Question 1.

What is shown in this picture?

Question 2.

What purpose of these electrical elements is?

Question 3.

What is this?  Describe in short.

Question 4.

What are names of these electrical elements?

Question 5.

What are names of these  electrical components?

Question 6.

What are names of these electrical components?

Question 7.

What are names of these electrical components?

Question 8.

What is name of this electrical component?

Question 9.

a. How is called the scheme on the left side of the picture? 
b. How is called the circuit diagram on the right side of the picture? 
c. What type of electricity is used to operation of  machine  m1? 
d. What is the name the device designated with letter s1? 
e. What is the name the device designated with letter b1? 
f. What is indicated by the letter marked 284b1? 
g. What is indicated by the letter marked 271b1? 
h. What is indicated by the letter marked 284b2? 
i. What is indicated by the letter marked 284b3? 
j. What is indicated by the letter marked e2? 
k. What is indicated by letter marks c1 and c2? 
l. What is indicated by the letter marked e2? 
m. What is indicated by the letter label e1? 
n. What is indicated by the letter marked e3? 
p. Explain in detail, following a power and control circuit diagrams, the operation of AC motor management, commissioning and off the AC motor having regard to the protective device b1.

Question 10.

  1. What is shown in this figure?
  2. Which type of that device is?
  3. What are yellow parts?

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1. Do You Know Electrical Installation Materials and Tools?