What are the protections for HT Motors?

Answer Posted / badhehm

01)Over-current protection
02)Short Circuit Protection
03)Ground fault protection

Is This Answer Correct ?    4 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How to calculate KVA/VA rating of PT or CT from primary & secondary voltage or primary & secondary current?

1991


can i connect wavetrap in 2 different phase in EHV line?

1370


What’s electric traction?

676


What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?

1432


how to calculate single phase motor efficiency ?

1523






33kv substation lay out details & line to line & line to earth measurements

2170


what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?

1602


Whether the vacuum contactor requires Short circuit protection?If No,why?

1587


Why 9KV surge arrester having 7.65KV of MCOV?

1109


How many types of circuit loads are there in a common electrical circuit?

680


What are the operation carried out in thermal power station?

635


When MICC cables used ?

1610


my question is how to answer the question "you are from b.tech eee background and why do you want to go for banking

890


Please help me regarding my one concern. - During earth pit testing we noticed that the Clean earth pit and dirty earth pit showing continuity (Resistance value - 5ohm) . I want to know that if both earth pit have separate location and there is not internal looping between PIT then why such continuity is showing on it . Because of this issue the field side all earthing point showing short. In PLC panel we are providing two types of earthing cable which is coming from separate earth pit (Clean and Dirty earth pit) because of earth PIT showing short our PLC is not complying spec . please help regarding this issues.

1103


If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.

994