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ABB DRIVES · CONTROL UNIT
ABB NDCU-21 63985317B
Drive Control Unit
A drive control unit for compatible ABB drive systems, supplied as the NDCU-21 hardware execution without application software.
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CONTROL FUNCTION
Drive-system control coordination
Provides the central control interface for compatible ABB drive hardware.
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SERIES
ABB Drives |
CONDITION
New Original |
WARRANTY
One year |
AVAILABILITY
In stock |
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DETAILED PRODUCT DESCRIPTION
Control hardware for ABB drive assemblies
The NDCU-21 provides the central control hardware used inside compatible ABB drive installations. Confirm the complete article number 63985317B, installed software requirements and connector configuration before replacement.
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Drive control hardware
Order code 63985317B
Supplied without software
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Official technical data
| Product type |
Drive control unit |
Model |
NDCU-21 |
| Article number |
63985317B |
Software status |
Without software |
| System role |
Drive control coordination |
Installation |
ABB drive cabinet |
| Country of origin |
Sweden |
Replacement check |
Match hardware revision |
Performance & Efficiency
Consolidated drive-control hardware supports coordinated command processing and service replacement while allowing the required application software to be managed separately.
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Application Scenarios
Use the unit for maintenance and lifecycle replacement in compatible ABB drive cabinets after verifying software, hardware revision and connected option boards.
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Brand characteristics
ABB drive platforms use modular control units and power assemblies to simplify cabinet engineering, maintenance and lifecycle planning.
| Modular platform |
Control and power functions are organized by assembly. |
| Catalog traceability |
Article numbers distinguish hardware executions. |
| Lifecycle service |
Replacement paths support installed drive assets. |
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Application fields
NDCU control units support coordinated drive operation across industrial motor and process applications.
| Process drives |
Control of pumps, fans and conveyors. |
| Machine systems |
Motor coordination in production equipment. |
| Retrofit service |
Control-unit replacement in existing cabinets. |
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Recommended models
ABB
|
NDCU-11
|
NDCU-12
|
NDCU-21
|
NDCU-33
|
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NDCU-51
|
RDCU-02C
|
RDCU-12C
|
RDCU-22C
|
|
SDCS-CON-2A
|
SDCS-CON-3A
|
SDCS-CON-4
|
SDCS-CON-4-A
|
|
RMIO-01C
|
RMIO-02C
|
RMIO-11C
|
RMIO-12C
|
|
AINT-14C
|
APOW-01C
|
AINP-01C
|
ACU-01B
|
Helmholz
|
700-972-0BA12
|
700-972-7BA12
|
700-751-1VK21
|
700-752-1AA23
|
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700-859-1BB01
|
700-860-MPI01
|
700-600-1AA11
|
700-600-2AA11
|
|
700-600-3AA11
|
700-500-0AA01
|
700-400-1AA01
|
700-400-2AA01
|
|
700-300-1AA01
|
700-300-2AA01
|
700-751-8VK21
|
700-972-0BB12
|
|
700-972-7BB12
|
700-158-0AD02
|
700-153-8AA01
|
700-151-0AA23
|
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01 · IDENTIFY
Record the full order code, installed system and required quantity.
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02 · VERIFY
Confirm rack compatibility, product condition and current availability.
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03 · QUOTE
Review pricing, lead time, warranty and delivery terms.
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04 · DISPATCH
Complete order checks, protective packing and shipment planning.
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