Answer Posted / sunil choudhary

FOR TESTING 6.6KV CABLE HIPOT TESTING.HOW MUCH KV WE HAVE
TO
APPLY .GIVE IN DETAILS.

sunil choudhary

What is the difference between resistance grounding system and resistance earthing system?

1079

---

A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.

2104

---

(In MEP services) HVAC in AC Plant room what else can we provide if the chiller is not considered?

2036

---

why Lightening Arrester Probe sharp at Top of telecom tower.

1547

---

why the electrolyte level in lead acid battery is maintained 2.5 cms above electrodes?

1849

---

What is the working principle of MIG welding? and its out put Voltage?

3297

---

what clearance required for 4.5 mva dry type transformer?

2019

---

In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?

2236

---

What are books to be referred for KPTCL exam?

3674

---

When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

1262

---

What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer

1808

---

What are electric motors?

1151

---

Can anybody tell abt concrete encased earthing or grounding?

2055

---

What is the difference between electronic regulator and ordinary rheostat regulator for fans?

1017

---

We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.

1949

---