Answer / h s sandhu

CT and PT are the devices i.e. current and voltage transformers used for protection and metering purpose in the HT/LT system.Sensing current from CT and voltage measures the parameters on relational basis.

Answer / jagmohan singh

Ct is a current transformer the
measures in the load current.
Pt ia a potential transformer the measures in the circuit voltage.

Answer / abhishek giri

CT and PT are the devices i.e. current and voltage transformers used for protection and metering purpose in the HT/LT system.Sensing current from Current and voltage measures the parameters on relational basis

Answer / jagmohan saini

Ct ek transformer hota hai Jo current ko control karta hai or measuring ka kam karta hai
PT-ek transformer hora hai Jo voltage ko control karta hai or ye voltage ko measuring karta hai

what is automatic voltage regulator?we can control the vlotage by using fuzzy controller in matlab?why we go for fuzzy?

0 Answers   DEWA,

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For which purpose the temp. rise test of transformer is conducted?

2 Answers  

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why using earth testing rod 15 meter 30 meter long to each other?

1 Answers  

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How to select power cable for machine

4 Answers  

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how to calculate the no. of earth pits required for an electrical installation?

1 Answers   Mepax,

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2 Answers   DLF,

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Do anyone know how can I calculate earthing for substation or do anyone know any software which I can use for this case

1 Answers  

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in an open circuit. test there is no load curent.. but secondary. ia open then no urrent have to flow but there a smaller current flows why?

4 Answers   Rubber Park,

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Why Diffrential and Ref relays are used together although Diffrential relay can protect Pri and Sec of Transformer

1 Answers   Qatar Gas,

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Hi to u all : Friends: Why when operate on 2 phase welding machine the power metr goes reverse ?? the meter is god on other loads. thanks

2 Answers   Gedco,

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1. A bomber drops a bomb from an aircraft flying at 2000 km/hr. at an altitude of 7km. The speed at which the bomb will strike the earth would be

0 Answers   KNJ,

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any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?

0 Answers  

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