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Motor-tachometer Generator

Model / MPN: 177-K21A | NSN: 6105-00-003-3316
ITAR Registered seal

An item which is an electrical rotating machine combining both control motor and tachometer generator action. The control motor and tachometer generator may be contained in the same or separate housings. It is designed for servo application where instant response to input signal is essential. It is generally used in circuits where the output potential from the tachometer generator is federal back to prevent excessive oscillation and for assuring high stability in a servo loop. Excludes dynamotor; and motor-generator.

Product Details
NATO Stock Number
6105-00-003-3316
Sold in multiples of
1 EA
DEMIL
NO
Overall Height
1.749 inches
Overall Length
4.125 inches
Overall Width
1.749 inches
Shaft Diameter
0.176 inches single end
Current Type
Ac input
Maximum Operating Altitude Rating
10000.0 feet
Inclosure Feature
Totally enclosed
Mounting Method
Face
Mounting Facility Type And Quantity
4 threaded hole
Excitor Type
Separately excited
Calibration Speed In Rpm
1000.0
Cooling Method
Nonventilated
Calibration Voltage Output Type In Volts
3.28 ac
Torque Rating And Type
1.4 inch-ounces running
Inclosure Specificationification
Commercial
Control Field Voltage Type And Rating In Volts
18.0 ac and 36.0 ac
Features Provided
Vertical mounting position and horizontal mounting position
Power Rating
38.000 watts input
Length Of Shaft From Housing
0.569 inches single end
Tempurature Rating
0.0 operating degrees celsius and 85.0 operating degrees celsius
Mounting Facility Circle Diameter
1.250 inches
Rotor Speed Rating In Rpm
9000.0 single no load and 4500.0 single full load
Current Rating In Amps
0.300 single input
Connection Type And Voltage Rating In Volts
115.0 line to neutral single input
Shaft End Characteristic
A1 single style single end
Phase
Two input
Frequency In Hertz
400.0 output
Terminal Type And Quantity
10 screw

Pricing and Availability

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177-K21A Cross Reference
  • 553106-1
  • 351091-1
  • 553106
  • CV90806038
  • 18TGSM1190