How to DIY 4 channel super smart power distribution Box
KC868 Smart Relay Controller
AC Contactor
use for MAX AC230V 1 phase, also can replace with 3 phase AC Contactor
Manual control button for emergency
Turn ON, Auto (by Phone APP), Turn OFF
install 4 units of AC Contactor
circuit breaker for AC220V power in for total control
determine hole position
install DIN Rail
drilling with electric drill
screw in DIN Rail screws
install KC868-H4 ethernet relay module
fixed all AC Contactors
fixed circuit breaker
fixed locking piece on DIN Rail
preparing wire connections
cut the wire according to the actual length
Remove the outer layer of the wire, pay attention not to leave it too long, pay attention to safety
Fold the wire 90 degrees
the wire marker is put on the wire
plug in the wire to the end. Don't expose the copper
install every output's circuit breaker
now we use 20A,it also can be replaced with other current model,such as 16A,40A...
This is DC12V power supply for Smart relay controller
Smart relay cotnroller is low power consumption
this power supply can install on the DIN Rail
preparing the perforated installation DIN Rail track
install "N" line terminal
ready to connect AC Contactors with circuit breakers
Blue line is "N"
All common "N" line connected together
Red is "L" line, Blue and thin Black lines is "N"
This is DC12V power line for Smart Relay Controller
Red is "+" Black is "-"
screw in all the screws of the metal board
now all parts is installed completed
now we will install the board into metal power box
ready to connect power test
AC power in
use two lamps connect with breaker's outputs to test
connect network cable for smart relay controller
power ON
Turn ON total breaker
Turn ON all outputs breakers
power supply ON
manual control ON/OFF
remote control relay by cell phone app
remote control by PC computer software
relay control by timer
now ready to add google home /alexa speaker voice module for voice control relay
use 1->2 DC12V power line for smart controller and Google home voice module
power ON
This is Google home Mini speaker
speak "turn ON light1" for voice control relay output
OK, Google, Turn ON light2
Turn OFF light1
Installing the top panel
Installing the bottom panel
The key can open or lock the smart distribution box
Thanks for Watching!