Command Fuses Of Pre-Charge Circuit - WEG CFW-11 Series User Manual

Figure 3.28 - (a) and (b) - Ground connections - location and procedure for adapting to IT or corner-ground networks -
Figure 3.29 - (a) and (b) - Ground connections - location and procedure for adapting to IT or corner-ground networks -
Remove
(a) Initial position
Figure 3.30 - (a) to (c) - Ground connections - location and procedure for adapting to IT or corner-ground networks -

3.2.3.1.3 Command Fuses of Pre-charge Circuit

Frame size E:
Specifications of the used auxiliary fuse:
Slow blow fuse 1 A / 1000 V.
Manufacturer: Ferraz Shawmut/ Mersen.
Part number: DTC1-2.
WEG part number: 11123302.
Auxiliary fuse is assembled in PRT3 board.
Frame sizes F, G and H:
Specifications of the used auxiliary fuse:
4 A / 690 V slow blow fuse.
Manufacturer: Ferraz Shawmut / Mersen.
Commercial reference: 17019-G.
WEG part number: 10411503.
Remove
(a) Initial position
frame sizes F and G
Remove
(a) Initial position
frame size H models 584 A and 625 A
Connect
(b) Final position (IT)
frame size H models 784 A and 804 A
Figure 3.27 on page 3-36
Installation and Connection
Connect
(b) Final position (IT)
Connect
(b) Final position (IT)
Connect
(c) Final position (IT)
shows its location on the inverter.
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