SolaX Power Solax Box 3.0 Quick Installation Manual page 2

SK-TL Installation
- Install the bracket.
item⑦
item⑥
Connection between SK-TL and circuit breakers ( Wiring of SK-TL side).
- Find PV connectors, AC connector and EPS connector inside the box.
- Plug PV connectors to DC ports on the SK-TL by numbers.
- Plug AC connector to "GRID" port.
Connection between SK-TL and BMU (Wiring of SK-TL side).
- Find the BUS connectors and CAN connector that has already been inserted into the ports on the BMU.
- Insert RJ45 side of the CAN connector into "CAN" port on the SK-TL.
- Insert the BUS connectors into the "BUS" port on the SK-TL.
SK-TL
*Notes: Please refer to Quick Installation Guide or User Manual in SK-TL packaging for system setting.
Wi-Fi Connection
II
- Find Wi-Fi connector and Wi-Fi antenna in Solax Box 3.0 packaging.
tube
item①
- Tighten the tube side of the Wi-Fi connector
with the "WIFI" port on the SK-TL clockwise.
*Note: Please refer to Wi Setting Guide in SK-TL packaging for Wi-Fi setting.
CT Installation
IX
- Insert RJ45 to "CT" port on the SK-TL.
CT connection steps:
- Find CT in SK-TL packaging.
- Cut off the RJ45 connector.
- Insert the CT wire though the "Meter" gland.
- Connect CT wire to a RJ45 connector. - Abbreviated drawing of the CT connection
- Please follow the sequence below:
Pin 1 2 3 4 5 6 7 8
CT Red wire X X X X X X Green wire
- Match SK-TL with the bracket.
- Plug EPS connector to "EPS" port.
BMU
screw
item②
- Tighten the screw side of the Wi-Fi
connector with Wi-Fi antenna through
the "WIFI" gland on the box.
(Make sure the hinge of the Wi-Fi antenna
is inside the box.)
hinge
item②
- Hang the CT on the Live line which
connects to the electric meter
(Arrow towards the public grid).
L
Meter Box
Home
Battery Inverter Main
Electric
Main Switch Switch
Meter
GRID
LOAD
GRID/EPS LOAD/PV Connection
Grid connection steps (AC cable size: 4~5mm ):
Ground
N-Bar
Wiring Diagram
EPS Load connection steps (EPS Load cable size: 4~5mm ):
Pictorial Wiring Display
PV connection steps (Please use the PV special cables):
System Power On/Off Procedure
X
System wiring diagram:
Items highlighted in grey should be performed inside the box.
BMU
BAT
BMS
BUS
CAN
TEMP
SK-TL
Grid Grid
breaker
breaker
-IN
EPS Contacter
EPS Load breaker
N-BAR
EPS Load
breaker-IN
+ -
*Notes: The system wiring diagram does not include the cooling circuit. The cooling circuit has
already been connected upon delivery.
The cooling circuit will run automatically when the ambient tempreture of the box is
over 45℃.
PV system restart procedures:
Step 1: Switch on Grid & EPS load
EPS Load
Grid breaker-IN
circuit breakers inside the box. breaker-IN
Step 2: Switch on LG-Battery switch.
Step 3: Switch on Inverter switch.
ON
Step 4: Switch on DC disconnect switch.
OFF
Step 5: Switch on Battery1 & 2
Battery1 breaker Battery2 breaker
circuit breakers.
Step 6: Switch on Grid & EPS Load
EPS Load
Grid breaker
breaker
& cooling circuit breakers.
Step 7: Switch on AC "Main Switch (Battery Inverter & EPS Supply)"
located in the Meter box.
*Notes: The alarm light will emit red when the inverter is faulty.
12mm
1. Insert AC cable into "GRID" port. 2. Make AC wires.
3. Connect wires to the Grid circuit breaker (inside the box), N-bar and
ground terminal respectively.
12mm
reserved
1. Insert EPS Load cable into "EPS" port. 2. Make EPS Load wires.
3. Connect wires to the EPS Load circuit breaker (inside the box) and
N-bar respectively.
12mm
1. Insert PV+ and PV- cables into PV ports. 2. Make PV wires.
Pv2-
Pv2+
Pv1-
item⑩
Pv1+
3.Pass the wires through the 4.Connect wires to the DC
corrugated tubing. disconnect switch.
Circuit Breakers (Inside the box):
EPS GRID Reserved
EPS Load
breaker-IN
Grid breaker-IN
DC Disconnect Switch & Circuit Breakers
(Outside the box):
ON
METER LAN WIFI
OFF
ON
OFF
GRID EPS FAN Battery1












Battery2


GRID EPS PV1 PV2
DC SWITCH
DC disconnect switch
+ -
Battery1













GRID EPS FAN
Circuit Breakers outside the Box
PV system shutdown procedures:
Step 1: Follow the "Battery Shutdown Procedure" to turn off the AC
"Main Switch (Battery Inverter & EPS Supply)" located at the Switchboard.
Step 2: Switch off Grid & EPS Load
EPS Load
Grid breaker
& cooling circuit breakers. breaker
Step 3: Switch off Battery1 & 2
Battery1 breaker Battery2 breaker
circuit breakers.
ON
Step 4: Switch off DC disconnect switch.
OFF
Step 5: Switch off LG-Battery switch.
Step 6: Switch off Inverter switch.
Step 7: Switch off Grid & EPS load
EPS Load
Grid breaker-IN
breaker-IN
circuit breakers inside the box.
614.00240.03
Battery2