76 Maintenance
Fuses
Checking and replacing the DC fuses
The DC/DC converter unit has two sets of DC fuses: output DC fuses on the energy
storage side and DC fuses on the DC bus side. See
Overview diagram of a drive with a
on page
.
For the location of the DC fuses, see the figures:
•
The converter DC fuses [F11.x] on the drive DC bus side (marked with
a
in the figure).
•
The output DC fuses [F13.x] on the energy storage side are marked with
b
in the
figure.
WARNING!
Only qualified electricians are allowed to do this work. Read the
complete safety instructions given in
Safety instructions for ACS880 multidrive
cabinets and modules
(3AUA0000102301 [English]) before you service the drive.
If you ignore them, injury or death, or damage to the equipment can occur.
Replace a blown fuse with a new one of the same type as follows. For tables of
recommended fuses, see
on page
and
on page
.
1. Disconnect the drive from the AC power line and DC/DC converter from the energy
storage and obey the instructions in section
on page
See
Disconnecting the DC/DC converter with DC switch/disconnector (F286)
2. Open the cubicle door.
a
b
Converter unit with a DC switch/disconnector
b
a
Converter unit without a DC switch/disconnector
Summary of Contents for ACS880-1607
Page 1: ...ABB industrial drives Hardware manual ACS880 1607 DC DC converter units ...
Page 4: ......
Page 12: ...12 Introduction to the manual ...
Page 34: ...34 Mechanical installation ...
Page 40: ...40 Guidelines for planning electrical installation ...
Page 52: ...52 Electrical installation ...
Page 68: ...68 Start up ...
Page 80: ...80 Maintenance 7 3 4 5 6 ...
Page 82: ...82 Maintenance 3 4 5 6 7 8 9 9 ...
Page 85: ...Maintenance 85 12 Install and tighten the two screws 10 11 12 ...
Page 92: ...92 Maintenance 3 6 4 5 4 7a 7b 7b ...
Page 93: ...Maintenance 93 9 8 8 10 11 ...
Page 96: ...96 Maintenance 4 8 6 7 5 3 ...
Page 97: ...Maintenance 97 9 ...
Page 118: ...118 Dimensions Dimension drawings Frame 1 R8i bottom cable entry ...
Page 119: ...Dimensions 119 Frame 1 R8i top cable entry ...
Page 122: ...www abb com drives www abb com drivespartners 3AXD50000023644 Rev B EN 2017 01 30 Contact us ...