Mitsubishi Electric Lossnay LGH-150RVXT-E Installation Instructions Manual page 7

Installation method (continued)
Electrical installation
the design of the system.
Perform electrical installation to meet local electrical regulations.
* Always use double insulated PVC cable for the transmission cables.
* All supply circuits must be disconnected before obtaining access to
the terminal devices.
Names of components in control box
TM3
TM4
TB5
TM2
Eng-6
LED3
TM1