Safety
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configuration
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Installation
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Installation
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Started
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parameters
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the motor
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operation
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UL Listing
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Unidrive SPM User Guide 65
Issue Number: 3 www.controltechniques.com
6.1 Power connections
6.1.1 AC and DC connections
Figure 6-1 Unidrive SPMA power connections
* See section 6.1.2 Ground connections .
** See section 6-12 Location of the heatsink fan supply connections
(SPMA & SPMD) on page 73 for more information.
Figure 6-2 Unidrive SPMD & SPMC/U (rectifier) power connections
* See section 6.1.2 Ground connections .
** See section 6-12 Location of the heatsink fan supply connections
(SPMA & SPMD) on page 73 for more information.
SPMA
UVW
Motor
Optional ground
connection
+DC BR
Thermal
Input connections
Mains
Supply
L1 L2
Optional
line reactor
Optional
EMC filter
Fuses
L3
L1 L2 L3
+DC -DC
Internal
EMC filter
PE
Supply
ground
*
*
Heatsink
fan supply
connections
UVW
Motor
Optional ground
connection
Input connections
Mains
Supply
L1 L2
Line reactor
(INLXXX)
Optional
EMC filter
Fuses
L3
L1 L2