Bluetti AC500 User manual

How to build
a partial home backup system with
AC500+B300S
User Manual

How to build a partial home backup system with
AC500+B300S
Entry type:FAQ, Entry ID:10220706,Entry date:14/11/2022

Franch
Germany
Netherlands
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From the very beginning, BLUETTI has tried to stay true to a sustainable future
through green energy storage solutions for both indoor and outdoor use while
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1. 120 Volts AC500+B300S Backup System
2. 240 Volts AC500+B300S Backup System
3. Accessories
3.1 Transfer switch
3.2 50A AC Charging Cable
3.3 BLUETTI AC500 split-phase output cable
3.4 BLUETTI AC500 split-phase AC charging cable
3.5 Communication cable for split-phase function
3.6 NEMA 14-50R socket
3.7 NEMA 14-50P to SS2-50R extension cord
3.8 Circuit breaker & protection box
3.9 Solar extension cable
4. How to install Reliance Controls
Please refer to Reliance Controls website: www.reliancecontrols.com
4.1 How to install Reliance Controls ProTran2 - Part1, Tools and Planning
4.2 How to install Reliance Controls ProTran2 - Part2, Mounting
4.3 How to install Reliance Controls ProTran2 - Part3, Wiring
4.4 How to install Reliance Controls ProTran2 - Part4, Replacing Circuit Breakers
4.5 How to install Reliance Controls ProTran2 - Part5, Installing The Power
Inlet Box
4.6 How to install dd Controls ProTran2 - Part6, How To Operate
5. More information:
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Contents

Accessories Qty.
Transfer switch: Reliance TRK0505BR 1
NEMA 14-50P to SS2-50R cord 1
AC charging cable 1
How to build a partial home backup system with AC500+B300S (Only for US standard) 01
Declaration
•The installation should be performed by a licensed electrician. Improper
installation may result in death or serious injury and property damage.
•This document is provided for reference purpose ONLY and does not constitute
legal advice. Please consult the local licensed electrician for details.
BLUETTI shall not be liable for any damage or injury caused by improper
installation of the backup system.
1. 120 Volts AC500+B300S Backup System
AC500+B300S's Machine Type is set to "Single Phase" by default. DO NOT change
this setting if you are operating a single AC500+B300S set.
To build the backup system, you need the following:

How to build a partial home backup system with AC500+B300S (Only for US standard)
02
Refer to the diagram below for proper installationof AC500+B300S
backup system.
Essential Load

How to build a partial home backup system with AC500+B300S (Only for US standard) 03
NOTE:
•The backup system must be properly installed by a licensed electrician.
•Please check the voltage at outlets before plugging in your
household appliances.
•It is a electrical schematic. For the actual wiring diagram, please refer to
Reliance PRO/TRAN2 installation instructions.
Essential
Load

Accessories Qty.
Transfer switch: Reliance TRK0505BR 1
AC500 split-phase output cable 1
NEMA 14-50 socket 1
AC500 split phase AC charging cable 1
How to build a partial home backup system with AC500+B300S (Only for US standard)
04
2. 240 Volts AC500+B300S Backup System
You can build the 240V Split Phase System by pairing two sets of AC500+B300S
together. The system also has double the available output power and capacity.
Besides TWO sets of AC500+B300S, you also need the following:
Before installing the Reliance Controls transfer switch system, please make a
emergency energy plan that includes which appliances you need during a power
outage. It is highly recommended to “balance the load” between the two phases of
transfer switch, that’s to say, do not connect high-wattage appliances centrally to a
single AC500+B300S set.

How to build a partial home backup system with AC500+B300S (Only for US standard) 05
Split Phase Backup System
Caution! The backup split phase system must be properly installed by a
licensed electrician.
How to configure the AC500+B300S sets:
Step 1: Turn off both AC500+B300S sets.
Step 2: Connect AC500+B300S sets to transfer switch via the AC500 split-phase
output cable. One NEMA 14-50 plug goes to a set.
Step 3: Connect two AC500 units via the communication cable.
Step 4: Turn on either AC500+B300Sset.
Essential Load

How to build a partial home backup system with AC500+B300S (Only for US standard)
06
Step 5: Go to “Settings” and tap “Next”.
Step 6: Tap “Single Phase”, the machine type option pops up and select
“Split phase”.
•Machine Type: Select Split Phase
Step 7: Select the “Master” in the Machine Address pop up.
Step 8: Turn on the other AC500+B300S set. Repeat step 5 and 6 to set its machine
type to “Split phase”.