Danfoss VLT FC Series Installation Instructions Manual
Internal fuse replacement
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Also See for VLT FC Series:
- Service manual (370 pages) ,
- Operating instructions manual (64 pages) ,
- Operating manual (26 pages)
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Installation Instructions
VLT® FC Series Internal Fuse Replacement
These installation instructions contain the following sections:
•
fuse/relay locations for specified A, B, C frame
frequency converters
•
voltage ratings
•
fuse replacement table
1.1 Fuse/Relay Locations for A Frame
The following illustrations show the input power, motor, and
relay locations for A2, A3, and A5 frame sizes. The A5
illustration also contains the location of the drive fuses.
NOTICE
Note that these locations are different than what is
indicated in the Operating Instructions.
Illustration 1.1 Frames A2 and A3
1
Input power
2
Relays
3
Motor
Table 1.1 Legend to Illustration 1.1
Illustration 1.2 Frame A5
1
2
3
4
Table 1.2 Legend to Illustration 1.2
1.2 Fuse/Relay Locations for B and C Frames
The following illustrations show the input power, motor, and
relay locations for B1, B2, C1, and C2 frame sizes.
NOTICE
Note that these locations are different than what is
indicated in the Operating Instructions.
®
MI92D102 - VLT
is a registered Danfoss trademark
Drive fuses
Input power
Motor
Relays
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Summary of Contents for Danfoss VLT FC Series
- Page 1 NOTICE Note that these locations are different than what is Illustration 1.1 Frames A2 and A3 indicated in the Operating Instructions. Input power Relays Motor Table 1.1 Legend to Illustration 1.1 ® MI92D102 - VLT is a registered Danfoss trademark...
- Page 2 Loosen screw Input power Input power Table 1.4 Legend to Illustration 1.4 Loosen screws Drive fuses Loosen screw Motor (remove fuse plate to connect) Relays Table 1.3 Legend to Illustration 1.3 ® MI92D102 - VLT is a registered Danfoss trademark...
- Page 3 Illustration 1.5 Frame C1 Illustration 1.6 Frame C2 Input power Input power Relays Relays Drive fuses Drive fuses Motor Motor Table 1.5 Legend to Illustration 1.5 Table 1.6 Legend to Illustration 1.6 ® MI92D102 - VLT is a registered Danfoss trademark...
-
Page 4: Voltage Ratings
JJS-45 45 A, 600 V, JJN-125 125 A, JJS-60 60 A, 600 V, JJS-50 50 A, 600 V, 300 V, Class T Class T Class T 300 V, Class T Class T Class T ® MI92D102 - VLT is a registered Danfoss trademark... - Page 5 JJS-175 175 A, 500 V 600 V, Class T Table 1.12 Fuse Replacement For hp/kW sizes not shown in this chart, see the supplied FC 102, FC 202, or FC 302 Operating Instructions. ® MI92D102 - VLT is a registered Danfoss trademark...
- Page 6 130R0543 MI92D102 Rev. 2013-10-22 *MI92D102*...