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3-8 Basic Installation
MN1943
3.2.4.2 Attaching the busbars for DC bus sharing
Busbars are supplied in kits, comprising a pair of busbars and all screws and washers required
for fitting. There are 4 different busbar sizes, allowing any combination of narrow bodied
MotiFlex
e
100 (1.5 A ~ 16 A models), wide bodied MotiFlex
e
100 (21 A ~ 33.5 A models) or
extended bodied MotiFlex
e
100 (48 A ~ 65 A models) to be connected, as shown in Figure 6. Size
3 and size 4 busbars have an insulating sleeve, since parts of them are exposed when fitted. See
also section 3.5 for details about sharing the DC bus.
Hazardous voltages exist underneath the drive’s hinged top cover! Before
lifting the cover ensure that AC power has been removed from the source
drive and at least 5 minutes have elapsed to allow the DC bus output
capacitors to discharge. Use only original Baldor busbar kits, parts
OPT-MF-DC-
x
.
Always observe the correct polarity. The busbar nearest the front of the
MotiFlex
e
100 is positive. The busbar at the rear is negative, as shown in Figure 5.
1.
Loosen the busbar cover retaining screw to reveal the busbar
mounting pads.
2.
Attach the busbars using the supplied screws and washers.
Tighten screws to approximately 2 N·m (17.7 lb-in).
3.
Close the busbar cover and tighten the retaining screw to
approximately 1 N·m (8.9 lb-in). Do not exceed 2 N·m (17.7 lb-in).
+
-
+
-
+
-
+
-
+
-
Front
Rear
Front
Rear
Figure 5 - Connecting busbars for DC bus sharing
DANGER
WARNING
Summary of Contents for MotiFlex e100
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Page 136: ...www baldormotion com 7 8 Troubleshooting MN1943 ...
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Page 188: ...www baldormotion com B 6 Control System MN1943 ...
Page 204: ...www baldormotion com C 16 Mint Keyword Summary MN1943 ...
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Page 218: ...www baldormotion com Comments MN1943 Thank you for taking the time to help us ...
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