Mounting Of Mdu To Mdu Breaker Main Unit - Mitsubishi Electric MDU-BN Instruction Manual

3.1.3 Mounting of MDU to MDU Breaker main unit

(1) Ground (class D) the FG terminal on the MDU mounting plate.
(2) Securely insert the connection cable coming out from the MDU Breaker main unit into the MDU connector (until the lock clicks into place).
(Figure 4)
<Connecting the connector> (Figure 4)
MDU connector
[1] Insert the connector into the MDU connector with the lock area
of the connector to the top.
Take note of the connector ' s orientation and insert it straight.
●
Insert until you feel the lock click into place.
●
(3) Hook the small tab on the back of the MDU onto the fitting on the MDU mounting plate. (Figure 5)
Make sure that the MDU connection cable is not caught by the plate.
(4) Remove the MDU terminal cover, and then screw it to the MDU mounting plate. (Figure 6)
Use the included " M3 × 25 " fixing screw for MDU.
Arrange the connection cable through the guide area. (Figure 7)
The terminal cover is removable, so use caution when handling it. (Figure 8)
Do not forcefully pull the connection cable. Doing so may result in a disconnection of the cable.
* When removing the MDU from the MDU Breaker main unit, do it in a reverse procedure to the mounting procedure.
Connector Connection cable
Insert
straight
Caution
Caution
(Figure 5)
<Mounting/removing the terminal cover>
Connection cable
Guide area
(Figure 7)
Caution
Click!
[2] Insert until you hear it
click into place.
Fixing screw for MDU
M3 × 25
(tightening torque:
0.6 to 0.8 N·m)
Termimal cover
Arrow area
Terminal cover
8
View of MDU from the back
(Figure 6)
Area A
While pushing the arrow area, use the
area A as a fulcrum and pull it upward.
(Figure 8)
MDU
connector