Tigo TSS-50-US ATS Quick Start Manual

1. General Information

ATTENTION – READ FIRST
!
1. This document is for quick guidance only. For details, please refer to the Energy Intelligence (EI) ATS Installation & Operations Manual.
2. Damage caused by failure to follow the contents of the EI ATS Installation & Operations Manual is not covered by the warranty.
3. Before installing the system, check that the package contents are intact and complete against the packing list. If any damage is found or any component
is missing, contact your dealer.

1.1 Package Contents

Item Quantity
TSS-50-US ATS 1 Box
Quick Start Guide 1 Box
Sleeve anchors 3 Bag
Mounting screws 2 Bag
O-type terminal 3 Bag
Wire ferrules 9 Bag
Keys 2 Bag
Mounting bracket 1 Box

1.3 AC wiring diagram

EI Inverter EI Inverter
ATS ATS
Input Input
Backup Backup
Panel Panel Inv Grid Inv Inv Grid Inv ATS ATS EGC EGC
L1 N L2 L1 N L2 L1 L1 L2 L2 L1 L1 L2 L2
L2 L1 L2 L1
N
G
BackupPanel

1.4 EI ATS Overview

1 2 3

1.2 Required Tools

CAUTION – Use tools with insulated handles. Always wear
!
appropriate PPE.
Item
Wire cutter/crimp tool
Screwdriver
Rubber mallet/hammer
Drill
Level
EnergyMeter EnergyMeter
CT L1 CT L2 CT L1 CT L2 Grid
+ + - - + - + - L1 N L2
Grid
Grid Grid
L1 N L2
Meter Meter
N
G
Main Panel
1. Mounting bracket
2. 1 1/4" knockout
3. Front door
4. Door locks
5. 1 1/4" knockout
6. 1" backup load knockout
7. 1" inverter knockout
8. 1" grid knockout
4 5 6 7 8

2. Installation

2.1 Mounting

CAUTION - Use appropriate hardware
!
for the mounting surface
1
1. Reserve at least 12" on all sides of the ATS.
2. Use a level and the mounting bracket (1) to
mark the mounting holes. Drill out mounting
holes to 1.6" (40mm) depth.
3. Place the sleeve anchor in each hole, tap with
the mallet/hammer. Place mounting bracket
aligned with the anchors exposed through the
screw holes and use the 3 mounting screws to
attach to the wall.
≥12"
4. Confirm bracket is level and screws are tight
then lift ATS on to the mounting bracket.
5. To open the door, insert key into top lock, turn
90° counterclockwise, then repeat on bottom
lock.
4

3. Electrical connections

CAUTION - Check that all Disconnect switches are OFF before wiring. For personal safety, do not operate with electricity and
!
always wear appropriate PPE.

3.1 Wire schedule/preparation

1. To prepare the AC conductors (L1, L2, N), use the wire cutters to strip 15mm of insulation from one side of the conductor and crimp the wire ferrule to the
end of the conductor.
2. To prepare the ground conductors, strip 7mm of insulation (if using insulated conductors) from one side of the conductor and crimp the O-type terminal to
the end.
Conductor Schedule
Conductor Quantity
Grid 3
Min. 90°C rated, insulated, copper, solid or
Inv Backup 2
stranded (not fine stranded)
Load 3
Load EGC 1
Min. 90°C rated, insulated or bare, copper, solid
Grid EGC 1
or stranded (not fine stranded)
Inv backup EGC 1
EI Automatic Transfer Switch (ATS)
Quick Start Guide - TSS-50-US
2
≥12"
3
≥12"
5
Type Size
L1, N, L2: 8-6AWG
L1, L2: 8-6AWG
L1, N, L2: 8-6AWG
EGC: 8-6AWG
Pg 1 of 2