NE7970

Technical Characteristics

• Reliability Indicator

  not established

• Inclosure Type

  open

• Mounting Facility Quantity

  4 single group

• Winding Function And Quantity

  2 primary single component and 1 secondary

• Winding Operating Current

  19.2 amperes ac maximum single component single secondary

• Winding Operating Voltage

  115.00 ac volts nominal single component all primary

• Winding Operating Voltage

  12.00 ac volts minimum single component single secondary and 144.00 ac volts maximum

• Cognizant Service

  usa

• Center To Center Distance Between Mounting Facilities Parallel To Length

  5.821 inches nominal single mounting facility single center group

• Center To Center Distance Between Mounting Facilities Parallel To Width

  4.760 inches nominal single mounting facility single center group

• Mounting Hole Diameter

  0.281 inches nominal single group

• Frequency Rating

  50.0 hertz nominal single component or 60.0 hertz nominal

• Input-Output Phase Relationship

  single phase to single phase single component

• Body Length

  7.000 inches minimum and 7.124 inches maximum

• Body Width

  6.698 inches minimum and 6.812 inches maximum

• Body Height

  6.750 inches nominal

• Mounting Method

  flange single group and unthreaded hole

• Winding Tap Location

  multiple taps w/o center tap single component single secondary

• Terminal Type And Quantity

  28 wire lead