Tigo EI Inverter Manual

Installation manual for the Tigo EI Inverter, including instructions for the EI Battery, ATS, and Energy Meter

Battery Connections

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Tools required: 1/8” flathead screwdriver, cable ties

Prior to making the wiring connections between the EI Battery and EI Inverter, first securely mount the battery enclosure(s) in place and install the battery modules. Details on these connections and mounting instructions can be found in the TSB manual found here: https://www.tigoenergy.com/product/ei-battery

Figure 42 Battery connections

1)   Strip 0.6in (15mm) of the battery conductor insulation.

Figure 43 Battery connections

2)   Identify the conductor’s appropriate terminal according to the labels on the terminal block (BAT+, BAT-).

3)   Insert the 1/8” standard flat-blade screwdriver and press the release mechanism to open the BAT- clamp.

4)   Insert the negative conductor into the round opening of the BAT- terminal and remove the screwdriver to clamp the conductor.

5)   Gently tug the conductor to ensure it is securely terminated.

6)   Repeat steps 2-5 for BAT+ conductor.

7)   Dress conductors with cable ties, ensuring even bends and sufficient strain relief.