what are the safety in transformer,diesel generator,ups, chiller plant,h.t. , L.t. , sewage treatment plant(stp),water treatment plant(wtp), fire. plz ans. me in detail if you know any of the mention above. i urgently need

2 Answers   Claris Lifesciences, EFS,

---

What is the voltage gain or transfer function of amplifier?

0 Answers  

---

phase colour is indicated by R Y B (red yellow blue) but in transformer i have seen U V W instead of (R Y B) have any meaning of this

3 Answers   Areva, Kim Yew,

---

in transformer star connection with neutral are shorted. is there is any effect.

1 Answers  

---

What is hysteresis losses?

2 Answers   GMR,

---

What is reverse power relay?

0 Answers  

---

what is two wattmeter test

2 Answers   Jindal,

---

1. what is the power factor of a purely inductive load? (i) Zero (ii) Lagging (iii)Leading (iv) Unity 2. which type of transformer connection is preferred in case of power supply transformer? (i) Star/Star (ii) Delta/Delta (iii) Star/Delta (iv) Zig Zag/Star

2 Answers  

---

i want to know how to calculate the battery capacity based on the UPS . ex i want to run have one kva UPS Which should run 10 hours ? in that case how many batteries to be installed and what will be the AH Value .

2 Answers  

---

for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations

0 Answers  

---

what would u consider to be the basic purchase order information you would need to proceed with a cable inspection assignment?

0 Answers  

---

why high voltage is reqiured or L.T. panels? what type of tests should be taken for electrical panels?

2 Answers  

---