Renogy Solar 400W 2.56kWh Extension Solution User manual

Solar 400W 2.56kWh Extension
Solution
VERSION A0

— 02 —
Before Getting Started
The quick guide provides important installation instructions for Renogy Solar 400W 2.56kWh Extension
Solution. For detailed operation and maintenance tips, refer to the user manual of the specific product
at renogy.com/support/downloads.
Read the quick guide carefully before installation. Failure to observe the instructions or precautions
in the quick guide can result in electrical shock, serious injury, or death, or can damage the included
products, potentially rendering them inoperable.
zRenogy ensures the accuracy, sufficiency, and the applicability of information in the quick guide
or user manual at the time of printing due to continual product improvements that may occur.
zRenogy assumes no responsibility or liability for personal and property losses, whether directly
and indirectly, caused by the user’s failure to install and use the product in compliance with the
quick guide.
zRenogy is not responsible or liable for any failure, damage, or injury resulting from repair attempts
by unqualified personnel, improper installation, or inappropriate operation.
zThe illustrations in the quick guide are for demonstration purposes only. Details may appear
slightly different depending on product revision and market region.
zRenogy reserves the right to change the information in the quick guide without notice. For the
latest quick guide, visit renogy.com/support/downloads.
Disclaimer
Renogy Solar 400W 2.56kWh Extension Solution Quick Guide © 2023 Renogy. All rights reserved.
RENOGY and are registered trademarks of Renogy.
zAll information in the quick guide is subject to copyright and other intellectual property rights of
Renogy and its licensors. The quick guide may not be modified, reproduced, or copied, in whole or
in part, without the prior written permissions of Renogy and its licensors.
zThe registered trademarks in the quick guide are the property of Renogy. The unauthorized use of
the trademarks is strictly prohibited.
Statutes and Regulations
The mechanical and electrical installation of solar panels should refer to the appropriate regulations,
including electrical code, building code and electrical connection requirements. These regulations
vary depending on the location of the installation, e.g., building rooftop installation, vehicle-mounted
applications, etc. Requirements may also vary with the voltage of the installation system, the nature of
the current (DC or AC). Please contact your local authority for specific terms.
DC Home App
DC Home App
Download on the

— 03 —
1. System Wiring
BT-1
Bluetooth
100Ah Lithium
Battery
40A MPPT
Charge Controller
LFP Monitoring
Screen
15A Solar
Connector Fuse
2000W
Inverter
200A
ANL Fuse
AC
2/0 AWG 5FT Battery
Inverter Cables
12 AWG 10 ft
Adapter Cables
2/0 AWG 1 ft
ANL Fuse Cable
4 AWG 1 ft
Battery Cables
40A
ANL Fuse
200W Rigid
Solar Panel
x2
x2
x2
12 AWG 8 ft
Tray Cables
2. Get to Know Renogy Solar 400W 2.56kWh Extension Solution
█Battery
4 AWG 1 ft Battery Interconnect Cable × 2100Ah Lithium Battery × 2
█Charge Controller
10 AWG 2 ft ANL Fuse Cable × 1 40A ANL Fuse × 1
Renogy BT-1 Bluetooth Module
(New Version) × 1
Bluetooth Module
LINK
POWER
1
40A MPPT Charge Controller × 1
12 AWG 8 ft Tray Cables
(Charge Controller to Battery) × 1

— 04 —
█Solar Panels
15A Solar Connector Fuse × 2
200W Rigid Solar Panel × 2 Solar Panel Mounting Z Bracket × 2
12 AWG 10 ft Adapter Kit
(Solar Panel to Charge Controller) × 1
Solar Entry Gland × 1
Solar Branch Connector (MMF + FFM Pair) × 1
× 4
× 4× 4
× 4
× 8
× 8
× 8
█Inverter
200A ANL Fuse × 1
2000W Inverter × 1
2/0 AWG 1 ft ANL Fuse Cable × 1
2/0 AWG 5 ft Battery Inverter Cables
(Inverter to Battery) × 1
2000W
█Battery Monitor
RJ45 Communication Cable × 1
Monitoring Screen for Smart Lithium Battery × 1
RMS-LFPS

— 05 —
3. Required Tools & Accessories
Phillips
Screwdriver (#2)
Wrench
(7/16 in)
Wrench
(9/16 in)
14mm
14mm
14 mm
10mm
10mm
10 mm
Ground Fault Circuit
Interrupter (GFCI) (≥20A)
Impact Drill Phillips Driver Bit (#2)
Wire Stripper
Masonry Drill Bit
(21/64 in)
MS Adhesive and
MS Applicator Gun
MS
Insulating Gloves

— 06 —
4. How to Install the Solar Panel Mounting Z Bracket
Solar Panel Solar Panel
1 2 3
4 5 6
70.8-106.2 in·lbs
(8-12 N•m)

— 07 —
5. How to Install the Solar Entry Gland
Drill a hole in the RV roof.
Apply MS
adhesive to
the entry gland.
Do not move the entry
gland before the MS
adhesive is fully dry.
12 AWG 10 ft
Solar Panel to
Charge
Controller
Adapter Kit
Run the Adapter Kit
through the hole.
1 2 3
4 5 6
7 8 9
Solar Entry Gland

— 08 —
Step 1. Connect the Batteries in Parallel
100Ah Lithium Batteries
4 AWG 1 ft Battery
Interconnect Cables
Step-2 Connect the batteries in parallel.
Step-1 Ensure that all batteries are in shelf mode.
RS485 UP
1
2
1
2
3s
Shelf
Mode Active Mode
88.5 in·lbs
(10 N·m)
88.5 in·lbs
(10 N·m)

— 09 —
Step 2. Connect the Charge Controller to the Batteries
Note: Connect the batteries first and then the solar panels to avoid irreversible damage to the charge
controller.
Temp. PV+ PV- BAT+ BAT- LOAD+ LOAD- RS232
100Ah Lithium Batteries
40A
ANL
Fuse
10 AWG 2 ft
ANL Fuse
Cable
40A MPPT Charge Controller
STEP-2 Install a 40A ANL fuse
12 AWG 8 ft
Tray Cables
PV+ PV- BAT+ LOAD+ LOAD-
RS232
BAT-
Temp.
PV+ PV- BAT+ LOAD+ LOAD-
RS232
BAT-
Temp.
STEP-1 Install the cables on the charge controller.
1
2
1.18 in
(30 mm)
STEP-3 Install the cables on the batteries.
1
2
Open Closed
10.62 in·lbs
(1.2 N•m)
88.5 in·lbs
(10 N·m)
88.5 in·lbs
(10 N·m)
70.8 in·lbs
(8 N·m)

— 10 —
Step 3. Connect the Bluetooth Module to the Charge Controller
My Renogy
25%
A
Device
Device
Battery
RBT12400LFPL-...
Controller
Scene Community Me
RCC40RVRU
BT-TH-66EA3932
%
25
A
0 0
W
0
My Renogy
25%
Device
No device yet...
Community Personal
HUB Mode
Add Devices
RCC40RVRU
Cancel Confirm
PV Screen
0 V0 A0 W
0.052 kwh
Solar Volts Solar Amps
Battery Charging Volts
Battery Charging Amps
Battery Type
Sealed 77 oCoF
0 A
13.2 V
Battery Temperature
Total Energy
NOT CHARGING
History
PV Watts
Produced
RCC40RVRU
BT-1 Bluetooth Module
40A MPPT Charge Controller
POWER
LINK
BT-1
Bluetooth Module
Temp. PV+ PV- BAT+ BAT- LOAD+ LOAD- RS232
PV+ PV- BAT+ LOAD+ LOAD-
RS232
BAT-
Temp.