What is YNyn Transformer? and what are the other types in
this?
Answer Posted / asho sangamnerkar
This is Y with neutral on primary and secondary
windings.Other mainly are delta -delta;delta- star' star-delta
| Is This Answer Correct ? | 11 Yes | 4 No |
Post New Answer View All Answers
why do we not use equivalent voltage source in negative sequence equivalent ckt.
how to protect motor in dol starter having capacity of 30 hp.40 hp?
what r PID controllers?why they r used?what is there purpose?plz Explain in detail
An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.
iam working in power plant. In hot places tube lights are glowing at the end portion only. what is the reason for that?
How shall i select the value of capacitor or inductor in a system?
hello friends.. I have a doubt regarding the operation of dc machines.. I studied in a text book that a dc machine can be used as a generator and as a motor.. is this possible? If so,please send me the info about this topic.. you can also send your info to my mail.
compare between starting charactristics of synchronous motor with those of 3Q Squirrel cage induction motor
in conventional fan regulators how the current varies with speed?
What will happen if we introduce negative feedback to a control system that uses a positive feedback?
How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???
How to decide and select the different earthing wire size for the different types of earthing
how to calculate the conductor size for certain KV transmission line and distribution line?
I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?
briefly explain principle of resistance welding