Ingersoll-Rand EP 20 SE, Operators/Instruction Manual Options, Page: 15 / 70

13
If the compressor is operated in the
opposite direction of rotation, airend damage
can result and is not warrantable.
CAUTION
ELECTRICAL INSTALLATION (Continued)
Inspect the motor and control wiring for tightness.
Replace the starter box door.
Rotation Check
Locate the rotation decal on the motor.
Drive Motor
The correct compressor drive motor rotation is
clockwise when viewed from the rear or non-drive
end of the motor. See Figure 2.4-2.
!
FIGURE 2.4-2 DRIVE MOTOR ROTATION
FIGURE 2.4-1 TYPICAL CONTROL TRANSFORMER WIRING
DRIVE
END
NON-DRIVE
END
110V
LINE VOLTS HZ LINE SEC VOLTS LINE
200 60 H4-H5 120 X1-X2
8 X3-X4
8 X4-X5
220/230 60 H3-H5 120 X1-X2
8 X3-X4
8 X4-X5
380 60 H3-H5 120 X1-X2
8 X3-X4
8 X4-X5
440/460 60 H2-H5 120 X1-X2
8 X3-X4
8 X4-X5
575 60 H1-H5 120 X1-X2
8 X3-X4
8 X4-X5
LINE VOLTS HZ LINE SEC VOLTS LINE
220 50 H5-H6 110 X1-X2
8 X3-X4
8 X4-X5
380 50 H4-H6 110 X1-X2
8 X3-X4
8 X4-X5
415 50 H2-H6 110 X1-X2
8 X3-X4
8 X4-X5
550 50 H1-H6 110 X1-X2
8 X3-X4
8 X4-X5
H4
H5
H6
X5
X5
X4
16V
C.T.
X4
16V
C.T.