Can you any one explain different between instantaneous over
current and IDMT
- 1 Answers
- 3206 Views
- I also Faced
- E-Mail Answers
Answer Posted / jsv sunil
Instantaneous Over Current Means when The Over Current Detected it will be tripped i.e.,at t=0sec but not in IDMT
IDMT means Inverse Difinte Min. Time,
Here, higher the current value lower the tripping time
Lower the current value higher the tripping time
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?
why current is constant on d.c?
what are the dimensions for 200 kva transformer plinth (plateform),in which pcc m20 is used..
explain the functions of main isolation switches
What is the role of power pack in substation protection system?
AL=0B9H,bl=75H, ADD AL,BL AL=____________? CF________? OF___________?
Why mostly the HV side of transformer has Delta?
plz tel me syllabus and exam date 4 jr executive engg (electrical)
What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?
How can calculate the earthing strip of Copper/GI for rating of 30kV,discharge current 10KA Lightning arrester.
what is the breaking capacity and making capacity of circuit breaker and how
How to work E.L.C.B and how to connect in circuit.
what are the preventive maintanance actions taken for air circuit breaker? please answer me
WTA used cb?
operation of diesel generator
