Tigo EI - Power Connections; EI Battery Power Connections; EI Inverter Power Connections; ATS Power Connections

E-Stop Rapid Shutdown Switch
Inverter E-Stop Switch
Required if using a battery.
Mount the E-Stop switch within a few feet
of the inverter or service entrance outside
the residence. It must be clearly visible
and accessible to rst responders and
maintenance workers.
Ax the rapid shutdown label within 3ft of
the E-Stop switch.
20 – 18
AWG
Commissioning
Inverter System Status Indicators
Power Connections Use copper, non-stranded wire with ferrules.
EI Battery EI Inverter ATS Torque AC terminals to 22.5Nm.
Tigo Energy, Inc.
655 Campbell Technology Pkwy.
Campbell, CA 95008
+1 408 402 0802
www.tigoenergy.com
Symbol Action Description
Power
Continuous Feed in grid
Flashing
.3s on/1s o
1s on/3s o
.5s on/.5s o
2s on/2s o
DC on/AC o
DC o/AC on
Checking
Standby mode
O Disconnected
Communications
Continuous 4G/WiFi, local WiFi ok
Flashing
.5s on/.5s o
1s on/1s o
1s on/3s o
Local WiFi connecting
4G/WiFi failure, local WiFi ok
Local WiFi failure, 4G/WiFi ok
O Failure
Battery
Continuous Operating normally
Flashing
1s on/3s o
.5s on/.5s o
Low charge state
Fault detected
O Disconnected
Fault
Continuous
with audible alarm
Fault
Arc fault
Flashing
1s on/1s o Warning
O No faults detected
EI Residential Solar Solution
Quick Start Guide – EI Inverter
To PV array
12 – 8 AWG
12 – 8 AWG
To load panel
8 – 6 AWG to double-pole breaker:
3.8kW: 20A/7.6kW: 40A/11.4kW: 60A
L1
L2
To grid
1/0 – 4/0 AWG
L1
L2
8 – 6 AWG
Inverter
ATS
G G
N N
G
N
L2L1
PV+
BAT
1 2 3 4 1 2 3 4+ –
PV–
L1 L2N
Commission the system after double-checking all connections and
installing the Tigo EI mobile app.
1. Turn ATS breakers and the inverter and battery DC disconnects to
ON.
2. Turn on disconnects/breakers between the grid and the ATS.
3. Ensure the E-Stop shutdown button is not engaged.
4. If the inverter does not start, force-start the battery by removing
the start button cover and pressing until the green leaf status LED
ashes rapidly.
5. Ensure Bluetooth is enabled on your mobile device, open the Tigo
EI app, and tap + to create a new system.
6. Open Select Equipment , tap Scan , and select EI Inverter .
7. Complete the commissioning process in the Tigo EI app. For
detailed instructions, visit the tigoenergy.com Help Center.
To battery
12 – 8 AWG
To ATS
12 – 8 AWG