Three phase electric motor terminal box mounted connection board

A three phase, dual voltage electric motor connection apparatus comprising:

• an electric motor having a plurality of lead wires extending from the electric motor;
• a connection board for connecting separate power supply wires with the plurality of lead wires in low voltage and high voltage applications of the motor, the connection board having opposite exterior and interior surfaces where the exterior surface faces away from the motor and the interior surface faces toward the motor;
• a plurality of electric terminals mounted on the connection board, each of the terminals having an exterior end on the connection board exterior surface and an opposite interior end on the connection board interior surface, and several of the plurality of electric terminals on the connection board exterior surface are power supply wire terminals that have means for connecting power supply wires that are separate from the motor to the power supply wire terminals on the exterior surface of the connection board;
• and,
• a plurality of channels recessed into the exterior surface of the connection board, each of the channels having a length with opposite ends and each of the channels having one of the power supply wire terminals at one of the channel ends.

A three phase, dual voltage electric motor connection apparatus comprising:

• an electric motor having a plurality of lead wires extending from the electric motor;
• a connection board for connecting separate power supply wires with the plurality of lead wires in low voltage and high voltage applications of the motor, the connection board having opposite exterior and interior surfaces where the exterior surface faces away from the motor and the interior surface faces toward the motor;
• a plurality of electric terminals mounted on the connection board, each of the terminals having an exterior end on the connection board exterior surface and an opposite interior end on the connection board interior surface, and some of the plurality of lead wires are connected to some of the electric terminal exterior ends on the exterior surface of the connection board and some of the plurality of lead wires are connected to some of the electric terminal interior ends on the interior surface of the connection board;
• and,
• terminal identifying indicia on the exterior and interior surfaces of the connection board with each indicia being associated with an electric terminal.

A three phase, dual voltage electric motor connection apparatus comprising:

• an electric motor having a plurality of lead wires extending from the electric motor;
• a connection board for connecting separate power supply wires with the plurality of lead wires in low voltage and high voltage applications of the motor, the connection board having opposite exterior and interior surfaces where the exterior surface faces away from the motor and the interior surface faces toward the motor;
• a plurality of electric terminals mounted on the connection board, each of the terminals having an exterior end on the connection board exterior surface and an opposite interior end on the connection board interior surface;
• an attachment mechanism attaching the connection board to the motor, the attachment mechanism including a single threaded fastener attaching the connection board to the motor;
• and,
• a column projecting outwardly from the connection board interior surface and engaging with the motor spacing the connection board interior surface from the motor.

A three phase, dual voltage electric motor connection apparatus comprising:

• an electric motor having a plurality of lead wires extending from the electric motor;
• a connection board for connecting separate power supply wires with the plurality of lead wires in low voltage and high voltage applications of the motor, the connection board having opposite exterior and interior surfaces where the exterior surface faces away from the motor and the interior surface faces toward the motor;
• a plurality of electric terminals mounted on the connection board, each of the terminals having an exterior end on the connection board exterior surface and an opposite interior end on the connection board interior surface;
• an attachment mechanism attaching the connection board to the motor, the attachment mechanism including a single threaded fastener attaching the connection board to the motor;
• and,
• a pair of support legs projecting from the connection board and engaging with the motor spacing the connection board from the motor.

A three phase, dual voltage electric motor connection apparatus comprising:

• an electric motor having a plurality of lead wires extending from the electric motor;
• a connection board for connecting separate power supply wires with the plurality of lead wires in low voltage and high voltage applications of the motor, the connection board having opposite exterior and interior surfaces where the exterior surface faces away from the motor and the interior surface faces toward the motor;
• a plurality of electric terminals mounted on the connection board, each of the terminals having an exterior end on the connection board exterior surface and an opposite interior end on the connection board interior surface;
• an attachment mechanism attaching the connection board to the motor, the attachment mechanism including a single threaded fastener attaching the connection board to the motor;
• a pair of support legs projecting from the connection board and engaging with the motor spacing the connection board from the motor;
• and,
• each of the support legs projecting from the connection board to a distal edge of the support leg having a pronged configuration.

A three phase, dual voltage electric motor connection apparatus comprising:

• an electric motor having a plurality of lead wires extending from the electric motor;
• a connection board for connecting separate power supply wires with the plurality of lead wires in low voltage and high voltage applications of the motor, the connection board having opposite exterior and interior surfaces;
• a plurality of terminal mounting holes through the connection board, the plurality of terminal mounting holes being arranged on the connection board in at least three groups that are visually distinguishable from each other on the connection board exterior surface and on the connection board interior surface;
• and,
• a plurality of electric terminals mounted in the terminal mounting holes on the connection board, each of the terminals having an exterior end on the connection board exterior surface and an interior end on the connection board interior surface.