in electrical fire which group fier Extinguisher as used
- 6 Answers
- 6375 Views
- I also Faced
- E-Mail Answers
Answer Posted / rahul
generally CCl4 IS USED
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
What type of fittings and electrical accessories can be install in radiation area ?
If a transformer primary winding operates at 240v, the secondary at 120v and the load is 1500w & the transformer is rated at 92% efficient, what's the current flowing through the primary winding of the transformer? What is the formula for finding this?
Explain RLC circuit?
How to calculate capacitor bank size at a load 800kVA.
1. What is differential relay? How it operates? 2.How to calculate the Short Circuit Impedance in Transformer? 3.What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works? 4. While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply? 5. What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer? 6. Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example? 7. Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient? 8. What should be the minimum and maximum ohmic value for earthing? 9. Why DC Currents are not used in transformer? 10. What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?
When is lag lead compensator is required?
is IS says that neutral should be brought to switch box. and this one is a recomended practice
what is the maintaining Cf in UPS.
hi every body i am master student in control engineering and my project is slip control in trains i assumed a Dc motore as traction motor but i don't have characteristics of this kind of motor that is used in train. i want from every body if he or she has the characteristics or information about Dc motor that is used in train give me those information or technical characteristics .
HOW TO WORK A VFD?SAY SIMPLE METHOD
Can double compression glands be used with regular cables?
What is essential to prove safe isolation of electrical circuit?
Define non-touching loop.
If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link
please give me all the Alarm .Trip ,Safety Relays & Conditions of Chiller mail me on ashokbabunhce@gmail.com
