Answer / hanmanth_reddy

1. Transformer line to ground fault isolation
2. Transformer operation with other primary and or
secondary side voltage vector matching if they are operated
in parallel with existing system either on primary or
secondary side or on both sides.
3. Isolation of higher order harmonics in case of inverters
and converters
4 Type of load.

if the field circuit of a d.c. shunt motor running without load gets opened, then the motor will

3 Answers  

---

What is the calculation for 1000Amps Air circuit breaker relay settings.

1 Answers  

---

wha tis the ac motor used for traction system

4 Answers  

---

when we megger is not damaged when we are measuring very low resistance? high d.c. voltage is produced in megger so according to i=V/R. current will be high so what is the reason ?

1 Answers  

---

what different in delta & star connection in motor?explain

5 Answers   Bhushan Power Steel, Hyundai, KPCL, L&T,

---

---

synchronous motor of 13.5MW having which type protection? and how to set relay?give me relay setting calculation for different protection for this motor assume efficiency,power factor and other term if neccecery

1 Answers  

---

Regarding units, for voltage we are denoting Volts as V but in case of current we are not denoting Ampere as A instead as I..Why..? Any technical reason for this..?

1 Answers  

---

How to calculate the value of capacitance of a capacitor used in power factor improvement plant if we know KVAR and voltages?

1 Answers  

---

why does a dc machine has high efficiency while working as a generator than as a motor ..

0 Answers  

---

why the substation require din electrical system?

1 Answers  

---

why are the transmission lines operated at 220 kv nly... nt les dan dat...

3 Answers  

---

why using in cable mm square which is mm & which is square why using mm & square.

1 Answers   Airtel,

---