Card Connectors - Danfoss VLT FC Series Service Manual
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Also See for VLT FC Series:
- Operating instructions manual (64 pages) ,
- Operating manual (26 pages) ,
- Installation manual (12 pages)
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Test Procedures
1
1 DC(+) bus
2 DC(-) bus
Fasteners are M5 studs.
Illustration 8.2 DC Bus Location in Parallel Drive Systems
8.3.3 Card Connectors
This section includes illustrations of printed circuit cards and descriptions of their connectors used during testing and
servicing. Some connectors are optional and not found on all configurations. The printed circuit cards shown include:
•
Power card
•
Fan power card
•
Multi-drive control interface card (MDCIC)
•
Gate drive card
Power cards and MDCIC
In D1h–D8h and E1h–E4h drives, the current scaling card is mounted on the power card. In parallel drive systems, all current
scaling cards are connected to the multi-drive control interface card (MDCIC) on the control shelf.
MG94A502
Service Guide
2
1
1 DC(+) bus
2 DC(-) bus
Illustration 8.3 DC Bus Location in E1h–E4h Drives
Danfoss A/S © 02/2019 All rights reserved.
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8
8
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Troubleshooting
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Questions and answers
How do I clear log S:28[M26] in my danfoss vfd
How can clear log S:28[M26]in my danfoss vfd
To clear log S:28[M26] in your Danfoss VLT FC Series VFD, reset the unit. This clears alarms and warnings, as noted for similar faults like ALARM 78. Make sure the issue causing the log has been resolved before resetting.
This answer is automatically generated