IMPULSE®•G+ & VG+ Series 4 Instruction Manual - February 2017
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5. Ensure that the air can flow freely around the heat sink as shown in Figure 2-3.
A – 1.97 in (50 mm) minimum B – 1.18 in (30 mm) minimum
C – 4.73 in (120 mm) minimum D – Airflow direction
Figure 2-3: Correct Installation Spacing
NOTE:
• Allowable intake air temperature: 14° to 140°F (-10° to +60°C) at 2 kHz carrier frequency.
• If necessary, a heater or air conditioner must be used to maintain the temperature range
listed above.
6. Lay out the wire runs. Size the wire according to Tables 3-1, 3-2, and 3-3, and in accordance
with NEC Table 610-14(a).
• Ensure that the drive control circuit and power circuit wires are perpendicular to each other
at any point they cross.
• Keep power and control festoon wiring in separate cables.
• Separate control drive circuit and power circuit wiring on the terminal block strip.
7. Obtain the appropriate hardware for mounting.
8. Mount the subpanel or surface to which you are mounting the drive (contact Magnetek if advice
is needed in regards to mounting drives, especially for larger drives).
9. Fasten the drive and components to the subpanel.
10. Remove the terminal cover.
11. Follow the wiring practices outlined in Chapter 3.
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