INSTRUCTION MANUAL
Readthemanualandwarning messageforsafetybeforeusingproducts.
¤Thismanualshouldbegivento thepersonwhoactuallyusestheproductsandis responsiblefortheirmaintenance.
¤Before installation,wiring, operation, maintenance andinspection of the device, readthe safety precautionscarefully
andfollowthemessagetoensureproperoperation.
¤Turn off the power before starting mounting, dismounting,wiring,maintenance orinspection.
Failure to do may result in electric shocks and burns.
DANGER
CAUTION
1. INTERLOCK Instalation
1-1. Check whether the Mechanical Interlock Unit is compatible with the ACW models.
Type of mechanical interlock units and compatible ACW.
1-2. Please put one of the ACW in the ON position and another in OFF position or put both ACWs in the
OFF position.
Assembly is impossible in case one of them is in the TRIP position or both are in the ON position.
Interlock base
Applicable to ACW ACW , ACW ACW125, 250 400, 800
MECHANICAL
INTERLOCK
ACW
Type
ACW125 ACW250
ACW800
ACW400
Interlock handle
Fit the Mechanical Interlock Unit with holes of
Interlock Base and holes of ACW Cover, and
tighten up 4pcs of screws through holes of
Interlock Base.
Mount the Mechanical Interlock Unit to ACW
covers as shown on the image.
Interlock bar
MITACW125 MITACW250 MITACW400 MITACW800
ACW125M IT
DANGER
CAUTION
It may result in death or serious injury.
It may result in injury or physical damage.
1. Do not useany deformed ordamaged device.
2.Mounting, withdrawing, maintainingand checking should be doneby an authorized or certifiedperson.
3. It should not be used in severe environment such as high temperature, high humidity,dusty, corrosive gas,
excessive vibration and impulse.
They mayresult in fireor malfunction.
4.Use thedevicein arange ofthe rate currentand pole of MCCB.
5. Mounting shouldbe done according tothe instruction manual.
Failure tomount may cause malfunction ofMCCB orcause an incidentwhich makes theoperator hurt.
6.Screws shouldbe tightened to specific torque.
8.Do not modify the deviceunless it is permitted.
9.When the devicebecome useless, it should be disposed as anindustrial waste.’’
7. Be carefulnot to damaged byaccidents during transportationor instalation.
B
E ED
2. MECHANICAL INTERLOCK UNIT OPERATION
2-1. Keep one of the ACWs in OFF position and adjust interlock Handle right/left side to put the Interlock
Bar on the upper part of that ACW handle. The other ACW handle will move freely.
Operations of Mechanical Interlock Unit
2-2.The interlock Bar can be locked at any desired position
(as shown on image below).
2-3.The interlock Bar can be locked with 2 Padlocks in case
both ACWs are locked in OFF position.
LeftACW :ON/OFFis possible,
Right ACW : OFFLOCK
Left MCCB : OFF LOCK,
Right MCCB: ON/OFF is possible
BothACW: OFF LOCK
3. Panel cutting
4. Dimension of Installationholes
Padlock dimension
0.196
~
0.315mm
1.181in
INSTRUCTION MANUAL
ACW125
ACW250
ACW400
ACW800
A
3.267in
4.015in
6.614in
7.913in
B
3.385in
3.385in
4.33in
5.314in
2P or3P
C
D
E
-
1
-
2
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