Interested to Buy Any Domain ? << Click Here >> for more details...
What is Primary and Secondary Injection Test of CT and
Relay.
- 2 Answers
- 21375 Views
- I also Faced
- E-Mail Answers
Answer Posted / yusuff ibrahim sipchem
Primary imnjection test- to test the circults including the primary circuit, i.e the CT by injecting the current to the busbar at low voltage, thew current will be according the busbar system rated current
Secondary injection test-to test the secondary circuit ony, whcih includes the relay and secondary wiring only. CTs can't be tested with this. in this the current will be normally 0-10Amps
| Is This Answer Correct ? | 6 Yes | 8 No |
Post New Answer View All Answers
What is the difference between a Root Locus plot and a Bode plot?
Why does the rotor rotate?
If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?
what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?
why do we put a transformer on soak before loading it
how to calculate units consumption for a 12 hp motor /hr.
why the name trunking bus PT
What is bridge rectifier and explain with details
WHAT IS LOAD CELL
what is PID control in VFD drives?
Sir, My doubt on cable sizing calculation, Load:74 KW calculated cable 1 run 50mm2. Now client asking us to reduce cable size by increasing runs. Sir, My question now when my mind strikes with 2 options 1) Divide load 74/2 = 36 and calculate cable for 36+36 making it 2 runs or 2) Simply i can divide 50mm2 /2 ie. 2 runs of 25mm2 Please suggest me sir
what could be the RMS value and average value of a 4 phase sine wave?
Graphs of measuring power and speed on dc motor
lenz law application and define
What are the characteristics of negative feedback?
