Answer / vijay balu raskar

1 phase means it carry currents by 0 degree phase shift and 3 phase means it contains 3 phases which is 120 degree apart from each other.

3 Phases carry currents equally in each phases by 120 degree apart.

Answer / sunil

1 PHASHE supply used where consumer need 230 v supply & for consumer which need 440 v supply 3 phashe used

Answer / simon peter

In india there is a system known as colour codeing. If we r dealing in 1 phase v take red wire as phase & black wire's colour as neutal.Same type of coding is done in 3 phase I.e red,yellow ,blue. They r 120°electrically different during production from alternator but the neutal wire's colour code remin sme as in 1 phase.....

Answer / guptar48

Single phase used normally for domestic purpose where we
can use sigle phase equipments and 3 phase used for
commercial where we can use 3 phase machines.

Answer / viswa

phase angle is varied by 120 degrees...
earth line is used to protect in 3 phase lines..

Answer / vipul

In a single phase system there is a one phase can used to
supply the system & in a three phase system there is three
phase(R,Y,B) can used to supply the system

What is the principle of HIGH SPEED DIRECT DRIVE MOTOR ?

0 Answers   Honeywell,

Frequency in the control system represents? Continuous system in time domain ? In frequency domain?

1 Answers   CCP,

Does the electricity supply authority send its customers power (kW) or voltape (V)? Asked by Ivan Muliro

2 Answers  

y r manufacturing fan is running into clockwise direction?y they can made in anticlock direction?pls give rply/ venkat.gattupalli@gmail.com pls send to my mail....

1 Answers  

is that any software calculator to calculate the size of cable

0 Answers   JSW,

What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

0 Answers   Alam Group of Companies,

What the capacitor Current formula?, For 1 KVAr how amps its required? for using the KVAr for boosting the PF Design Calculation.( Eg: for 30 KVAr required how many KW?)

17 Answers   Alstom, Call Centre, EDC, HCL, Procon Engineers,

what is a panel board?

1 Answers  

if flux and load static in dc motor and supply voltage increases 20% then what happened in speed

0 Answers  

what relation between transmission line & communication line?

1 Answers   NTPC,

What is the difference between 2 wires RTD's and 3 wires RTD's.Kindly explain the wiring diagram.

1 Answers   QAFCO,

why delta delta connection generally not use in transformer

4 Answers   Lanco,