which type of starter is suitable for single phase motor ?
Answer Posted / pawan kumar
(D.O.L)Direct on line startar is preperfared in single
phase induction.
Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you
why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.
How may I get the maximum current capacity for a particullar size Alluminum or Copper cable if there is compulsion to use?
What is the differance between 2 dc motors of armature voltage 660 v and 440 v?
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?
if grounding is notdone at regular intervals for long distance transmission, will the load connected at distribution end receive voltage during negativehalf cycle of the sine wave?
How to decide the size of the capacitor for a single phase induction motor say 2 HP ??
what is cascade speed control device?and how this device control the speed of motors?
What are the basic elements used for modeling mechanical translational system?
how to erect roof control panel?
11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?
What is T’Q and X’Q and X’D ? and what is saturated as well as unsaturated ?
how the CT and PT is connected in the circuit during testing of transformer explain with diagram
What are the advantages and disadvantages of open loop control system?
What is sink and source?