Tigo EI ATS 200A EI Residential Solar Solution User Guide

Tigo EI ATS 200A EI Residential Solar Solution

Use this Quick Start Guide (QSG) in conjunction with the Tigo EI Inverter QSG. Detailed installation documentation for all Tigo products is available on the tigoenergy.com Downloads page.

• All components must be installed and maintained by qualified personnel in accordance with applicable electrical codes.
• Always wear appropriate PPE and use insulated tools.
• Improper installation may cause damage not covered by the warranty.

Order of Installation

Install an EI system in this order:

1. Install TS4s and the Tigo Access Point (TAP) anytime before wiring the inverter.
2. Mount the ATS and connect it to the grid. To enable household power pending commissioning, use the ATS manual bypass feature described herein.
3. Mount the inverter and E-Stop rapid shutdown switch.
4. Place the battery.
5. Wire communications and power connections. You must install communications connections.
6. Commission the system.

Mount Enclosure

1. Locate the ATS enclosure:
2. In a well-ventilated, easily accessible location.
3. On a flat surface against a solid wall with ≤15° tilt.
4. Sheltered from direct sunlight and precipitation. Ambient temperature should not exceed 50°C.
5. Away from antennas or other sources of strong electromechanical interference.
6. Above potential flooding.

Connection Points

Power Connections

Use non-fine-stranded wire with ferrules. Torque terminals to 22.5Nm.

ATS to Load and Grid 1/0 – 4/0 AWG

EI Inverter to ATS 8 – 6 AWG

ATS to Generator (TSS-200A-US-G only) 4 – 1/0 AWG

Communications Connections

RS-485 You must install the communication connection to the inverter.

Manual Bypass Switch

Connects grid power to the home service panel while installing, servicing, or commissioning the system.

To manually bypass the ATS:

1. Turn off all system power connections.
2. Plug the 3-pin jumper (in the Accessories bag) with jumped pins 1 and 3 into the RSD+ and RSD- terminals.
3. Remove the black cover, turn the manual bypass switch to GRID, and restore power connections.

To reverse the procedure, turn off all power connections, remove and save the jumper, and turn on the system. Do not manually turn the bypass switch back to INV.

The switch resets automatically.

• For important detailed instructions, visit the Help Center How to Bypass the ATS 200A article.

Status Indicators

Commissioning

Commission the system after double-checking all connections and installing the Tigo EI mobile app.

1. Turn on any disconnects and breakers between the grid and the ATS.

2. Ensure the E-Stop RSS initiator button is not engaged.

3. Turn the ATS Service disconnect and the inverter DC disconnect to ON.
   If the inverter does not start, force-start the battery by removing the start button cover and pressing until the green leaf status LED flashes rapidly.

4. Ensure Bluetooth is enabled on your mobile device, open the Tigo EI app, and tap + to create a new system.

5. Open Select Equipment, tap Scan, and select EI Inverter. This listing should match the CCA MAC ID serial number labeled on the left side of the inverter.

6. Complete the commissioning process in the Tigo EI app. For detailed instructions, visit the tigoenergy.com Help Center.

Resources

Tigo Energy, Inc.
655 Campbell Technology Pkwy. Campbell, CA 95008
+1 408 402 0802

Help Center
www.tigoenergy.com.

©20230502 Tigo Energy, Inc. 002-00094-00 6.2

References

• Intelligent Solar Energy Systems | Tigo Energy
• Intelligent Solar Energy Systems | Tigo Energy

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