tel me the connections of 6wire stepper motor with 8051 microcontroller
a loose connection of a neutral wire
Typically a loose connection is either wires in a wire nut not making a proper connection, or a wire not tighten properly in a breaker and/or device e.g., outlet, switch, etc.
armature
servo motor implies a motor with closed loop control they can be ac or dc and generally have a tach built in. stepper motors have a permanent magnet in the rotor so its not necessary to use power to set up the magnetic field permanent magnet motors are more efficient efficiency has to do with the gap rotor to stator and the amount of iron and copper in the motor 150 year old dc motors are about 50% more efficient then anything produced today modern materials like epoxy fiberglass insulation allow temperatures to reach 700 degrees F inside the windings where the old cotton or paper covered wire would catch on fire so if you see an old 10HP motor the size of an oil drum chances are its far more efficient than a new one the size of a milk bottle
Crimping tool is used.
Don't know of any three phase low voltage motors. Perhaps it's a "stepper motor". Stepper motors are typically computer controlled, with the computer pulsing different pairs of wire to cause the motor to "step".
Star and delta connection
The standard ceiling fan wiring colors are black, white, and green. The black wire is for the fan motor, the white wire is for the neutral connection, and the green wire is for the ground connection.
The blower motor on a Ford F350 may occasionally not run due to a loose wire or faulty connection. This can often be corrected by re-seating the connection.
To terminate a 3 wire wye motor to a 3 phase delta connection you need a 3 phase transformer to convert from delta to wye. Do not lift the common neutral connections inside the motor and rewire for delta, because the voltages will be wrong.
Windstream has always been 2 wire connection. They might be making a 4 wire connection but they do not have it out yet.
The 3-wire well pump wiring diagram for installation and connection involves connecting the pump motor to a control box with three wires: red, black, and yellow. The red wire is for the start capacitor, the black wire is for the run capacitor, and the yellow wire is for the common connection. Make sure to follow the manufacturer's instructions and consult a professional if needed for proper installation.
I had the same problem with my 98. My mechanic found a loose wire at the blower motor connection.
There really isn't one anymore. The instrument in the dash is just a stepper motor, which gets a signal from the PCM. You will need an adapter from a tach manufacturer to hook up any kind of aftermarket gauge.
The coil wires of a motor are terminated on a terminal block in the motor's junction box. This allows for easy connection to the supply voltage through push on wire ends or lugs.
Selection of enameled wire for motor
Ceiling fan wires typically come in three colors: black, white, and green. The black wire is for the fan's motor, the white wire is for the neutral connection, and the green wire is for grounding the fan.