Danfoss VLT HVAC Drive FC 102 Installation Instructions Manual
Control card vlt fc series
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Also See for VLT HVAC Drive FC 102:
- Programming manual (322 pages) ,
- Design manual (254 pages) ,
- Operating manual (200 pages)
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Installation Instructions
Control Card VLT
These instructions describe the replacement of the control card in:
•
®
VLT
HVAC Drive FC 102.
•
®
VLT
Refrigeration Drive FC 103.
®
•
VLT
AQUA Drive FC 202.
•
®
VLT
AutomationDrive FC 301/FC 302.
•
®
VLT
Lift Drive LD 302.
Safety Instructions
Only Danfoss authorized, qualified personnel is allowed to repair this equipment.
WARNING
DISCHARGE TIME
The frequency converter contains DC-link capacitors, which can remain charged even when the frequency converter is not
powered. High voltage can be present even when the warning LED indicator lights are off. Failure to wait the specified time
after power has been removed before performing service or repair work can result in death or serious injury.
•
Stop the motor.
•
Disconnect AC mains and remote DC-link power supplies, including battery back-ups, UPS, and DC-link connections to
other frequency converters.
•
Disconnect or lock PM motor.
•
Wait for the capacitors to discharge fully. The minimum duration of waiting time is specified in Table 1.1 to Table 1.5.
•
Before performing any service or repair work, use an appropriate voltage measuring device to make sure that the
capacitors are fully discharged.
®
FC Series
Danfoss A/S © 03/2017 All rights reserved.
MI93A102
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Summary of Contents for Danfoss VLT HVAC Drive FC 102
- Page 1 • ® Lift Drive LD 302. Safety Instructions Only Danfoss authorized, qualified personnel is allowed to repair this equipment. WARNING DISCHARGE TIME The frequency converter contains DC-link capacitors, which can remain charged even when the frequency converter is not powered. High voltage can be present even when the warning LED indicator lights are off. Failure to wait the specified time after power has been removed before performing service or repair work can result in death or serious injury.
- Page 2 (15–121 hp) (400–1550 hp) 525–690 – 1.1–7.5 kW 11–90 kW 75–400 kW – 450–800 kW (1.5–10 hp) (10–100 hp) (75–400 hp) (450–950 hp) ® Table 1.3 Discharge Time, VLT AQUA Drive FC 202 Danfoss A/S © 03/2017 All rights reserved. MI93A102...
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Page 3: Additional Items Required
Only 2 tools are required for replacing the control card. • Torx 10 screwdriver • Flat-head screwdriver Additional Items Required • ® frequency converter Blind cover Illustration 1.1 LCP and Blind Cover MI93A102 Danfoss A/S © 03/2017 All rights reserved. - Page 4 Installation Instructions Control Card VLT FC Series Remove the LCP and the blind cover. Remove the LCP cradle. Illustration 1.2 Removing LCP Illustration 1.4 Removing LCP Cradle Illustration 1.3 Removing Blind Cover Danfoss A/S © 03/2017 All rights reserved. MI93A102...
- Page 5 Location of A option Location B option Cable shield I/O terminals MCO ribbon cable T10 screws Illustration 1.5 Location of Options and I/O Terminals Illustration 1.6 Location of Cable Shield, Screws, and MCO Ribbon Cable MI93A102 Danfoss A/S © 03/2017 All rights reserved.
- Page 6 Re-assemble the new control card in reverse order. Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.