Installation Procedures - Mitsubishi Electric MCC-50A Installation And Instruction Manual

Cloud system connection device
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5-4. Installation procedures

Note
● The MCC-50 should be installed at a height up to 2 m.
● Connect the necessary cables and wires before installing MCC-50, referring to chapters 6 and 9.
● Do not install the unit where the unit may continuously receive vibration. The continuous vibration may cause the connectors
to disconnect.
● Before dismounting the MCC-50 from the metal control panel or from the DIN rail, disconnect the power cable and M-NET
transmission cables.
● Install the MCC-50 so that the arrow on the label points up.
The arrow must point up.
5-4-1. Method 1: Installation using L-fittings
1. Have a metal control box ready.
2. Cut screw holes on the surface on which the MCC-50 will be installed as shown in the figure below, taking into consideration
the installation space.
3. Attach the supplied two L-fittings to the MCC-50 with the supplied roundhead screws (M3 × 6). Tighten the screw to a torque
of 0.5 N·m.
4. Properly install the MCC-50 with the M4 screws (not supplied) inside the metal control box as shown in the figure below.
① Temporarily tighten the top M4 screws.
② Temporarily place the M4 screws through the screw holes at the top of the L-fitting.
③ Tighten the bottom M4 screws. Tighten the screw to a torque of 0.5 N·m.
④ Tighten the top M4 screws. Tighten the screw to a torque of 0.5 N·m.
100 (4)
M4
Note
● The MCC-50 to which the L-fittings are attached must be fixed to the metal control box with total of four M4 screws to prevent
it from falling.
● The surface on which the MCC-50 will be installed needs to be strong enough to support its weight (1.7 kg (3-3/4 lbs) each).
WT09836X01
Unit: mm (in)
M4 screw
(not supplied)
241
(9-8/16)
①④
14
Roundhead screw
(M3 × 6)
(supplied)
L-fitting
(supplied)
MCC-50
Inside the metal control
box

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