Answer Posted / karthik.$
"NO" means normally open that means, the corresponding coil
is not energized it will be in the open condition. it will
closed only the condition satisfied."NC" means normally
closed condition if the corresponding coil is energized it
will open ... The NO & NC element and contact are normally
used in control circuit and the PLC LADDER LOGIC....
| Is This Answer Correct ? | 36 Yes | 4 No |
Post New Answer View All Answers
what is apparent poewr, reactive power, & active power?
Define pole pitch?
what is the difference between unarmoured & Flexible cable? How to identified?
WHAT IS THE FUNCTION OF SHORT CIRCUIT MAINTENANCE CT
plz send me HPCL apptitude paper.. maulik_elect@yahoo.co.in
What is systematic error?
how many types are their in switchyard or substation(like D,I TYPE), what is differant between them
Can any body tell me the different types of LT cables & their application.
1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?
Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?
will there be any problem by recovering slip from single phase induction motors?
Circuit diagram of tube light without starter using electrical choke
what is a vector protection in transformer
what is the working principle of a DG Set, Alternator, & exiter
How to design the earth grid for lightning protection in an industry