give information about REM5453 & SPAJ Relays

Answer Posted / virendra pandya

It is REM543 and higher I/O variant is REM545. This
numerical protection relay is used for protection of
rotating electrical machines either induction motor or
synchronous machine (Both motor and generator). REM54x is
freely programmable relay and functions and logic can be
programmed using CAP505 tool.

SPAJ is a series of SPACOM family relay working on current
inputs and communicating on SPA protocol. This family of
relays is designed for various feeder prortection
applications and not for motors

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

If we want to change a contactor of faulty one what are the conditions want to fullfil

1545


What are the types of the glands and difference between single and double compression type of cable Glands.

1625


How will A Medium voltage circuit breaker(11 kV voltage level) operate under short circuit fault condition whether It is having short circuit release like Low voltage circuit breaker or relay should be given?

1432


What is the difference between diode and a transistor in terms of the direction of current flow?

1686


What is dc current source? Differentiate between ideal and non ideal current sources?

813






How we can come to know the substation range,without go through any name plate ?

1499


what is tri state logic gate

1622


What are the Return ( Monthly / quarterly/ Annual submitted to Electical Inspector for an establishment (Factory in Maharashtra-- Small scale category having seperate HT line of 22KV ) as per Maharashtra Electricity Act

1590


hi frds, i m electrical engineer.can i get cdr for electrical engineer if u have then send me on my mail id its jayesh_ee88@yahoo.com.please help me frds

1621


What are the insulation standerds for eg H clase and how many insulation standerds are there and its standerds??????

1491


List the power rating of any 5 important electrical appliances used in houses.

1575


how to ctrl motor by use of ac or dc drive.plz explain evdintly

1486


What Is HO factor in power selection

1561


Block diagram of Power line communication?

1885


Tell me about ur past electrical maintanence job

1438