what is difference between start imitation and start
interlock for 3 phase motor protection ?
Answer Posted / maheshreddy
Start Limitation: It is the limitation from the Motor
Design side. There is a limitraion for motor from No.of
Consecutive hot Stat and Consecutive Cold Stat according to
motor themal withstandabulity.
Start Inerlock: It is permissiveness given to start the
motor from its protection or proceess interlocks.Example
motor cooling blowers should be on before motor starts.
Is This Answer Correct ? | 7 Yes | 0 No |
Post New Answer View All Answers
What si the d/f b/w KVA & KWH, kvarh & kvar, kwh & kvar phase voltage & line voltage
please give me all the Alarm .Trip ,Safety Relays & Conditions of Diesel-generators mail me on ashokbabunhce@gmail.com
What is transformation ratio what it describes?
iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.
high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...
what are pilot cells
As we use capacitor bank in 3ph ckt to improve PF, can we use capacitor in single ph domestric use, in house we have Fan,Mixer,electric cooker,iron,tube choke they also lag the system,because it is inductive load. if it is possible to improve PF of single ph system-- if yes- type of capacitor to be used,connection diagram, working in detail. if no-- list it.
what happens if earth of 33kv cable is not connected to earthing pits? please send this query's answer to ngrm.sudha249@gmail.com
What is stacking factor? What is its approximate value?
How work of capacitor in dc supply...???
What happens when ac supply is given as excitation voltage instead of dc supply
what is positive , negative & zero equivalent system resistance
what is KA rating and how can we choose switchgears on applications
Can anybody just suggest about the scope of Electrical design with ETAP software?Just guide me?
Please send 110 kv sb station full single line drawing(sld)