Electrical machine What is the speed of 100kW, 230-volt, three-phase, four-pole, 60Hz alternator?
Q: 6. In a 4 pole, 35 slot d.c. armature, calculate the coil span .
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Q: Q3//The armature of a 6600 volt, three-phase, 20-pole, 300 rpm star-connected alternator has 180…
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A: Note :- As per guidelines we are supposed to answer only one question. So I request you to post Q2…
Q: What is the speed of a 100 Kw, 230 Volts , 3 phase , 4 pole , 60 Hz , alternator 1800 RPM 1700 RPM…
A: Consider the formula for the speed is, N=120fp Here, f is the frequency and p is pole.
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A: Since both the question are not interlinked as per the guidelines of Bartley we supposed to answer…
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A: Given motor diagram is -
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Q: A three-phase motor is connected to 480 V and has a starting current of 522 A. The motor is located…
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Q: How much work could be performed by a 5968 W (8 hp) motor in 6 hours?
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Q: Q3//The armature of a 6600 volt, three-phase, 20-pole, 300 rpm star-connected alternator has 180…
A: The number of slots per phase can be calculated as =1803=60
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Q: The armature of a shunt generator has 0.05 ohm effective resistance. Each brush has an effective…
A: It is given that: Ra=0.05 ΩRb=2×0.01 Ω=0.02 ΩVt=100 VIL=40 A
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Q: The armature of a 6600 volt, three-phase, 20-pole, 300 rpm star-connected alternator has 180 slots.…
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Electrical machine
What is the speed of 100kW, 230-volt, three-phase, four-pole, 60Hz alternator?
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- I have a 230/460 volt motor, rated 1140 rpm at 60 hz. can you please tell me the number of poles and the rated KW? thanksQ.30 How many amperes does a 1-horsepower, 240-volt, single-phase motor draw? Select one: A. 8 AMPERES B. 4.7 AMPERES C. 4.2 AMPERES D. 8.8 AMPERESWhat is the speed of a 100kW, 230V, three-phase, four-pole, 60Hz alternator?
- What motor is used in washing machine? Explain in detail the construction andworking of washing machine.You are working as a plant electrician. It is your job to install a 300-hp three-phase squirrel-cage induction motor. The supply voltage is 480 V. The power company has determined that the maximum amount of starting current that can be permitted by any motor in the plant is 3000 A. The motor nameplate is as follows: Phase: 3 FLA: 352 Volts: 480 RPM: 1755 Frame: XXX Code: L Will it be possible to start this motor across the line, or will it be necessary to use a reduced-voltage starter to reduce starting current?7. A 4-pole shunt generator with lap connected armature has field and armature resistances of 50 ohms and 0.1 ohm respectively. It supplies power to sixty 100 V, 40 W lamps. Calculate the armature current and generated emf. Allow a contact drop of 1 V per brush.
- Calculate the efficiency of motor at different loadsIn a 50kVA star connected 440 V, Three phase, 60Hz alternator, the effective armature resistance is 0.25 ohm per phase, what is the percentage regulation on full load?What is the speed of a 100 kW, 230-volt, three-phase, four-pole, 60 Hz alternator? Ans.: 1800 rpm show diagram
- The power input to a 100 hp, 480 volt, 85% efficiency and 75% power factor. What is the motor's kVA rating?Direct current is used in which of the following applications in the industry? Select one: A. ELECTRONIC CONTROL COMPONENTS B. MAGNETIC STARTERS C. THREE-PHASE MOTORS D. NONE OF THE ABOVEHow much work could be performed by a 5968 W (8 hp) motor in 6 hours?
