PowerFlex 755TL Frames 5 and 6 DC Bus Overvoltage Condition Product Notice
Product Safety Group
1201 South Second Street
Milwaukee, WI USA 53204
productsafety@ra.rockwell.com
PRODUCT NOTICE
Notice of Potential Product Concern
Rockwell Automation issues a Product Notice when it identifies a product(s) anomaly that may cause commercial or customer
satisfaction concerns.
PowerFlex 755TL Frames 5 and 6 DC Bus Overvoltage Condition
Reference: 2019-06-002
Date: June 2019
This Product Notice informs you of an anomaly that exists with the PowerFlex® 755TL
drives, frames 5 and 6 only. When used with firmware revision 4.002, under normal
operating conditions, the drive can observe a false DC bus overvoltage condition.
Correction requires upgrading your drive to version 4.003 or later.
PRODUCT NOTICE
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– Product Identification –
The affected products are the PowerFlex 755TL drives, frames 5 and 6 only. Affected product was manufactured
between January 1, 2019 and May 9, 2019, and uses firmware revision 4.002.
Product Catalog Numbers
400VAC, 3PH 480VAC, 3PH
20G17NC015LNANNNNN 20G17ND014LNANNNNN
20G17NC022LNANNNNN 20G17ND022LNANNNNN
20G17NC030LNANNNNN 20G17ND027LNANNNNN
20G17NC037LNANNNNN 20G17ND034LNANNNNN
20G17NC043LNANNNNN 20G17ND040LNANNNNN
20G17NC060LNANNNNN 20G17ND052LNANNNNN
20G17NC072LNANNNNN 20G17ND065LNANNNNN
20G17NC085LNANNNNN 20G17ND077LNANNNNN
20G17NC104LNANNNNN 20G17ND096LNANNNNN
20G17NC140LNANNNNN 20G17ND125LNANNNNN
20G17NC176LNANNNNN 20G17ND156LNANNNNN
20G17NC205LNANNNNN 20G17ND186LNANNNNN
20G17NC260LNANNNNN 20G17ND248LNANNNNN
Important – Nameplate and carton label information will show the factory installed firmware version information.
Firmware may have been updated in the field. Prior to implementing corrective actions, verify the current firmware
version using the product’s Human Interface Module (HIM) or an online tool such as Connected Components
Workbench™ (CCW) or Studio 5000 Logix Designer®.
For installed product, the product identification
information may be found on the product nameplate,
located on the side of the product. The catalog number
will be in the Cat No field, the date of manufacture in
the DATE field, and the as shipped firmware in the
Original Firmware field.
In the example shown to the left, the catalog number is
20J163D361LNANNNNN, the date of manufacture is
2019/04/02 (April 02, 2019), and the as shipped
firmware version is 4.002. The catalog number does
not match one of those listed in the Product
Identification section of this document. This product
would not be subject to this notification and is shown
here as an example only.
PRODUCT NOTICE
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Date of manufacture and firmware information may also
be found on the label located under the human interface
module (HIM). The date of manufacture is in the DATE
field and the as shipped firmware is in the Firmware
field. In addition, firmware updates may be shown in
the Field Installed column.
In the example shown to the left, the date of
manufacture is 2019/04/02 (April 02, 2019) and the as
shipped firmware is 4.002. No field installed updates
are listed on this example. This product would be
subject to this notification if the catalog number shown
on the product nameplate matches one of those listed
in the Product Identification section of this document.
Important – Use of the Field Installed column is
optional. Firmware may have been updated in the field
without updating this label. Prior to implementing
corrective actions, verify the current firmware version
using the product’s Human Interface Module (HIM) or
an online tool such as Connected Components
Workbench™ (CCW) or Studio 5000 Logix Designer®.
The currently installed firmware revision may be found in Connected Components Workbench™ (CCW) on the
Overview page for the product. The firmware revision will be in the Revision field. In the example shown below,
the firmware revision is 4.003. This product has been upgraded to correct for the anomaly and would not be
subject to this notification.
PRODUCT NOTICE
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If your PowerFlex 755T drive has a Human Interface Module (HIM) installed you can find the currently installed
firmware by following these steps:
1. Select port 0
2. Scroll left to diagnostics
3. Scroll down to device version
4. Press Enter
– Description –
An anomaly exists with the PowerFlex® 755TL drives, frames 5 and 6 only. When used with firmware revision 4.002,
under normal operating conditions, the drive can observe a false DC bus overvoltage condition.
When an internal DC bus overvoltage condition is detected, the drive will fault with an Over Voltage fault code 10107
or 11107.
Note – An internal DC bus overvoltage condition may be the result of conditions not related to firmware version
4.002. If, after updating your PowerFlex 755T drive to firmware version 4.003 or later, you continue to experience
this fault you should follow standard PowerFlex drive troubleshooting practices.
– Temporary Workarounds –
No workaround has been identified. The drive’s firmware must be updated as described in the following Correction
section.
– Correction –
Correction requires updating the drive’s firmware to version 4.003 or later. Drive firmware is available on the
Rockwell Automation Product Compatibility and Download Center (PCDC) at
https://compatibility.rockwellautomation.com/Pages/MultiProductDownload.aspx. Enter “PowerFlex 755TL” in the
search field and select firmware version 4.003 or later. Follow the instructions provided in the release notes to install
the firmware.
Rockwell Automation will accept requests for repair (where applicable) or replacement product for a period of 18
months from the initial publication of this Product Notice.
– Requested Customer Action –
Rockwell Automation requests you take the following actions:
 Check if you have a product affected by this Product Notice. Refer to the Product Identification and
Description sections of this document for product identification assistance.
 Continue to check incoming shipments for potentially affected product. Product in transit or in non-Rockwell
Automation inventory may continue to contain potentially affected product for a period of time after the
publication of this document.
PRODUCT NOTICE
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 If you need additional assistance, please contact Rockwell Automation Technical Support. See Appendix A
for local telephone numbers. Customers without TechConnect℠ support contracts should reference this
Product Notice when calling.
 Customers with TechConnect support contracts may be able to chat online with support representatives.
Reference this Product Notice when connected to a support engineer.
The most current version of this Product Notice is posted on the Rockwell Automation
Support Center, http://www.rockwellautomation.com/knowledgebase, as ID number
1087736. Additional languages may also be available at the end of this article attached
as downloadable PDF documents.
If this Product Notice does not affect you because you do not have the products any longer, or if you are a Distributor,
Rockwell Automation asks that you forward a copy of this notice, with any identifying documentation, immediately to
the person or company that now has the product. We also ask that you contact Rockwell Automation Technical
Support and provide the location of the affected units.
We appreciate your immediate cooperation. If you have any questions, please contact us.
Sincerely,
ROCKWELL AUTOMATION
You can register for Automatic Product Safety Advisories and Product Notices from Rockwell Automation by email.
Go to the Support web page at http://www.rockwellautomation.com/support and click the Search Knowledgebase –
Get Answers link. Sign in with your TechConnect Account or free Rockwell Automation Member Account and you
can subscribe to important product updates, including Product Safety Advisories and Product Notices.
Trademarks not belonging to Rockwell Automation are property of their respective companies.
PRODUCT NOTICE
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Appendix A
Regional Technical Support Information
The following list can help you to contact the correct technical support center for your location. If your country is not listed, you
can find a customer support number for your location by going to the Rockwell Automation Knowledgebase as
https://rockwellautomation.custhelp.com. Mouse over Support and select Find Local Support, then enter your location
information. If you have a TechConnect℠ support contract, please use the telephone number supplied to you with the contract.
Region / Country Phone Number
( ) International Code
Region / Country Phone Number
( ) International Code
Asia/Pacific Europe
Australia 1 800 762 593 Austria (49) 211 41553 664
China 400 620 6620 Belgium (32) 2 716 8411
Hong Kong +852 2887 4666 Czech Republic (420) 28401 5911
India 1 800 2000 121 Denmark (45) 43 466 006
Japan 03 3206 2785 Finland (358) 958 447 419
Korea (82) 2 2188 4400 France (33) 825303132
Malaysia 1 800 80 4851 Germany (49) 211 41553 664
New Zealand 0800 27 27 25 Hungary (420) 28401 5911
Taiwan 080 902 0908 Ireland (44) 01908 635245
Thailand (66) 2936 1500 Italy (Brescia, Milano e Padova) (39) 199 11 99 00
Caribbean
Italy (Bologna,Firenze,Napoli,
Roma e Torino) (39) 199 11 99 22
All Countries (English) (1) 440 646 3223 Morocco (33) 825303132
All Countries (Español) (1) 440 646 3650 Netherlands (31) 10 266 55 80
Central America Poland (48) 22 32 60 707
Argentina 800.666.0320 Portugal (1) 440 646 3223
Belize (1) 440 646 3650 Slovakia (420) 284015911
Bolivia (54) 800 10 0632 Spain (34) 902 30 93 30
Brazil (55) 11 5189 9500 Sweden (46) 46 19 93 91
Chile 800.53.0012 Switzerland (German) (41) 0844 84 84 11
Colombia 01.800.700.2107 Switzerland (French) (41) 0844 84 84 12
Costa Rica 0800.013.1215 Switzerland (Italian) (41) 0844 84 84 13
Ecuador 58.212.949.0611 United Kingdom (44) 01908 635245
El Salvador (52) 55 5246 2010 North America
Guatemala 1.800.288.0108 Canada (1) 440-646-3223
Honduras (52) 55 5246 2010 United States (1) 440-646-3223
Mexico 001.888.365.8677
Nicaragua (52) 55 5246 2010
Panama 001.800.203.3475
Paraguay (54) 11 5554 4000
Peru 0800.535.36
Suriname (1) 440 646 3650
Uruguay (54) 11 5554 4000
Venezuela 800.1.00.3062

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