In Siemens S7-300 PLC, what is funtion and funtion block ? What is the difference between them ? When to use function and when to use function block

2 Answers  

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what & how to check the lightning arrester

0 Answers   ABC Telecom,

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How will u calculate wire size according to current rating?

2 Answers   Global Computer,

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give types of Air conditioners commonly used &its use?

5 Answers  

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one cable insulation resistance 200 mega ohm. how find 250 meter cable resistance.

2 Answers   NTPC,

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Can the field winding in synchronous machines be placed on stator?What is the limitation of such arrangement?

2 Answers  

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WHAT IS THE MEANING OF CYWY

1 Answers  

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what is use of substation? Any book on how to instal or construction of substations?

6 Answers   Siemens,

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what is the diff.between neutral and earth?

4 Answers  

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HOW DO YOU CAN CHECK A 15KV DIODE, WHETHER IT IS OK OR NOT?

0 Answers   TMB,

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What are various power system instabilities and what are their effects on power system operation?

1 Answers  

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I have 2 Nos of 2500kVA 33/0.415V cast resin transformers. How to decide on ampere rating of HT Panel? Also advise me how many panel RMG i have to consider whether 4 panel ok?

1 Answers  

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