Wiring Connections; Removing/Reinstalling The Service Cover; Connecting Ac Power Cables And M-Net Transmission; Cables - Mitsubishi Electric AE-200A Installation Manual

7. Wiring connections

7-1. Removing/reinstalling the service cover

Unscrew the fixing screw on the service cover and unhook the hooks to remove it as shown in the figure below.
To replace the service cover, hook the hooks and screw the fixing screw back in.
Note
● When routing the cables from the bottom, cut out the knockout holes, cut a slit in the supplied rubber bushings to insert the
cables, and attach the bushings to the knockout holes.
Knockout hole for
power cables
7-2. Connecting AC power cables and M-NET transmission cables
(1) System without connection to an AE-50 controller
(controlling 50 or fewer units of equipment)
AE-200
Cable tie
TB1 TB3
(~100-240V) (M-NET)
L/L1 N/L2 A B S
AC power cables (Polarized)
Note
● The M-NET power jumper (CN21) needs to be connected or disconnected, depending on the system configuration. Refer to
chapter 5 "System configuration" for details.
● Make the protective ground wire longer than the AC power cables (L/L1, N/L2). (Approximately 40 mm (1-37/64 in))
● Use M3.5 ring terminals to connect the cables to the terminal blocks.
● Use an M4.0 ring terminal to connect the protective ground wire.
● Properly fix the cable sheaths in place with the supplied cable ties. The distance between the sheath end and the ring
terminal must be 30 mm (1-3/16 in) or less.
WT07137X01
Service cover
Hook
M-NET transmission cables
for centralized control
AC power cables (Polarized)
M-NET transmission cables A and B
(Non-polarized)
M-NET transmission cable S (Shield)
Fixing screw
Knockout hole for M-NET transmission

cables

Outdoor unit
TB7
Overcurrent breaker
* When a sub system controller is
connected (see section 5-1 (3) and (4)),
disconnect the M-NET power jumper
To outdoor unit from CN21. (Refer to section 2-1 "Part
names" for the location of CN21.)
27
Earth leakage breaker
Power supply
100–240 VAC
50/60 Hz