The Siemens 6ES7400-1JA11-0AA0 is an aluminum SIMATIC S7-400 UR2 rack with nine slots for use as a central or distributed automation station and provision for two redundant power supplies.
- UR2 aluminum rack
- Central and distributed
- 9
- Two power supplies can be plugged in
It provides the mechanical mounting platform and backplane bus that interconnect S7-400 power supplies, CPUs, interface modules, communication processors, and signal modules in their engineered slot positions.
Important Notice: Use the complete 6ES7400-1JA11-0AA0 code and verify the physical nameplate, project, accessories, and current Siemens documentation before installation or replacement.
Apter Power 6ES7400-1JA11-0AA0 Manuals and Guides
Important Notice: These are two separate Apter Power documents prepared from the manufacturer-published Siemens information named in each document. Confirm the physical nameplate, current Siemens documents, and host-system requirements before installation or replacement.
Central S7-400 stations
Carries the CPU, power supplies, and central expansion modules
Distributed expansion racks
Provides the backplane for remote S7-400 module groups
Redundant power designs
Accepts two power supplies when the engineered topology requires them
Control-cabinet construction
Establishes the documented nine-slot physical module layout
Read and follow the exact Siemens documentation and host-equipment instructions before use. Verify 6ES7400-1JA11-0AA0 from the physical nameplate.
1
Slot plan: Install every module only in the slot assigned by the approved hardware configuration
2
Mounting: Keep the rack level, mechanically supported, and within cabinet clearance requirements
3
Grounding: Bond the rack and cabinet according to Siemens EMC and protective-conductor instructions
4
Backplane: Inspect connectors for damage or contamination before inserting modules
5
Power isolation: De-energize the station and follow the applicable module replacement procedure
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