4742-E P-12
SECTION 1 INVERTER UNIT (MIV UNIT)
(3) The procedure for removing the plastic cover at the upper and lower terminal blocks is indicated
below.
•
Plastic cover at the upper terminal block
After pushing in the lock lightly, tilt the cover 10 deg. to the front and the cover can be taken
out upward.
•
Plastic cover at the lower terminal block
After pushing in the lock lightly, turn the cover 90 deg. then pull the cover to the front and the
cover can be removed.
3-2.
Unit Replacement Procedure
Eeospcsa1031
(1) Replacement of MIV06-1, MIV08-1 and DBR8
If any of 1006-2218 (MIV06-1), 1006-2219 (MIV08-1) and 1006-2246 (DBR8) is faulty, replace
the unit according to the following instructions.
*1: MIV08-1 for the PREX motor does not have DBR8.
NOTICE
(2) Replacement of MIV14-3
Replace MIV14-3 with the upper grade unit MIV15-3. In this case, it is not necessary to install
the software such as servo data.
Old unit name
New unit name
Replacement method
MIV06-1+DBR8
→
MIV06DB-1
Remove DBR8. (See the reference drawing
given below.)
MIV08-1+DBR8
→
MIV08DB-1
Remove DBR8. (See the reference drawing
given below.)
MIV06-1
→
MIV06DB-1
Same as the regular procedure for replac-
ing unit.
MIV08-1
*1
→
MIV08DB-1
Same as the regular procedure for replac-
ing unit.
Avoid changing from MIV06DB1 to MIV06-1 or MIV08DB-1 to MIV08-1.
If changed, trouble will occur.
Old unit name
New unit name
MIV14-3
→
MIV15-3
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