POMCube iCAN NetZero Plus User manual

iCAN®NetZero Plus
User Manual
V1.0.0

TABLE OF CONTENTS
Preface .......................................................................................................1
Legal Compliance .......................................................................................1
Disposal and Recycling .............................................................................1
FCC Statement..........................................................................................2
Safety Instructions......................................................................................3
Warning Label ..........................................................................................3
General Information.................................................................................3
Environmental Conditions........................................................................5
Cleaning and Maintenance.......................................................................5
Emergency Situations...............................................................................6
About iCAN NetZero Plus ...........................................................................7
Overview..................................................................................................7
Typical Applications..................................................................................7
Parts and Features....................................................................................8
Specifications .........................................................................................13
Installation................................................................................................17
Tools and Safety Gear.............................................................................17
Installation Conditions............................................................................18
Mounting ...............................................................................................19
Battery System Installation.....................................................................24
Internal Wiring .......................................................................................25
External Wiring.......................................................................................28
Accessories Installation ..........................................................................33
Safety Check...........................................................................................34
Basic Operations.......................................................................................35
Boot System ...........................................................................................35
Shut Down System .................................................................................35
Getting Started with the APP .................................................................36
Network Connection ..............................................................................36
Reset Network..........................................................................................1
Troubleshooting .........................................................................................1
Warranty and Service.................................................................................4
Limited Warranty .....................................................................................4
Remedies..................................................................................................5
Warranty exclusions .................................................................................5
Legal Rights ..............................................................................................6

Service......................................................................................................7

1
Preface
Thank you for purchasing POMCube iCAN NetZero Plus, an intelligent energy
system that helps provide a fully integrated power system. In order to use your
device safely, efficiently and effectively, please read the User Manual thoroughly
and follow the instructions provided before use. Please keep this User Manual
for future reference.
POMCube reserves the right to change products information and specifications
without notice. Products and specifications discussed herein are for reference
purposes only. All information discussed herein may change without notice and
without warranties of any kind. This document and all information discussed
herein remain the sole and exclusive property of POMCube.
iCAN NetZero Plus system may be updated for technical reasons without prior
notice. Purchasing this product indicates that you have acknowledged it and
accepted it.
Please visit www.pomcube.com for the latest updates.
Legal Compliance
Disposal and Recycling
This symbol on the product or on its packaging indicates that
this product must not be disposed of with your other
household waste. Instead, it is your responsibility to dispose of
your waste equipment by handing it over to a designated
collection point for the recycling of waste electrical and
electronic equipment. The separate collection and recycling of your waste
equipment at the time of disposal will help conserve natural resources and
ensure that it is recycled in a manner that protects human health and the
environment. For more information about where you can drop off your waste
equipment for recycling, please contact your local city office, your household

2
waste disposal service, or the shop where you purchased the product.
FCC Statement
This device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference that
may cause undesired operation.
WARNING: Changes or modifications not expressly approved by the party
responsible for compliance could void the user’s authority to operate the
equipment.
NOTE: This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates uses and can radiate radio
frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the
following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.
RF Warning Statement
The device has been evaluated to meet general RF exposure requirement. The
device can be used in portable exposure condition without restriction.

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Safety Instructions
WARNING: These safety instructions provide important safety information
and should be observed at all times. Please read them before using the
product.
Warning Label
Please pay attention to the warning labels and follow the instruction mentioned.
POMCube disclaims all liability for any accidents or damage caused by using the
product in the ways that are not described in this User Manual or using non-
genuine parts or accessories.
Warning labels in this manual
WARNING
WARNING indicates a potentially hazardous situation which, if not
avoided, could result in injury or death, or a damage to iCAN
NetZero Plus.
CAUTION
CAUTION indicates potentially hazardous situation which, if not
avoided, could result in medium/slight injury, or a damage to iCAN
NetZero Plus.
NOTE
NOTE indicates an important step or tip that leads to best results,
but is not safety or damage related.
General Information
WARNING: Read this entire document before installing or using iCAN
NetZero Plus. Failure to do so or to follow any of the instructions or warnings
in this document can result in electrical shock, serious injury, or death, or
can damage the product, potentially rendering it inoperable.
WARNING: A battery can present a risk of electrical shock, fire, or explosion
from vented gases. Observe proper precautions.
WARNING: iCAN NetZero Plus must be installed only by POMCube Certified
Installers who have been trained in dealing with high voltage electricity.

4
WARNING: Universal PCS is 55lbs (25kg) in weight, it shall be installed by 2
persons at least.
WARNING: Use iCAN NetZero Plus only as directed.
WARNING: Do not handle the device and its components with wet hands.
Failure to observe this may result in electric shocks.
WARNING: Do not use iCAN NetZero Plus if it is defective, appears cracked,
broken, or otherwise damaged, or fails to operate.
WARNING: Before wiring, ensure that iCAN NetZero Plus is switched off, and
open any associated circuit breakers and disconnect switches (if applicable
for the installation).
WARNING: To protect the product and its components from damage when
transporting, handle with care. Do not impact, pull, drag, or step on iCAN
NetZero Plus. Do not subject iCAN NetZero Plus to any strong force. To help
prevent damage, leave iCAN NetZero Plus in its shipping packaging until it is
ready to be installed.
WARNING: Any installations must comply with The National Electric Codes
(NEC), local codes, and similar standards outline detailed requirements for
safe installation of electrical equipment.
WARNING: Do not insert foreign objects into any part of iCAN NetZero Plus.
Always use genuine parts and accessories purchased directly from
POMCube or a POMCube-certified party. Using parts and accessories other
than the provided one may cause short circuits or overheating, and result in
electric shock or fire.
WARNING: Any installations must comply with specifications for wire types,
conductor sizes, electrical and thermal insulation, branch circuit protection,
grounding, and disconnect devices.
WARNING: Keep iCAN NetZero Plus away from children.
CAUTION: Do not paint any part of iCAN NetZero Plus, including any internal
or external components such as the exterior shell or casing.
CAUTION: When installing iCAN NetZero Plus in a garage or near vehicles,
keep it out of the driving path. It shall be standing on the floor. If possible,
install iCAN NetZero Plus on a side wall.

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Environmental Conditions
WARNING: Do not expose iCAN NetZero Plus or its components to direct
flame.
WARNING: Do not install iCAN NetZero Plus near heating equipment.
WARNING: Do not immerse iCAN NetZero Plus or its components in water
or other fluids. Install iCAN NetZero Plus in a location that prevents damage
from flooding.
WARNING: Do not expose iCAN NetZero Plus to ambient temperatures
above 60°C (140°F) or below -30°C (-22°F).
CAUTION: Do not use cleaning solvents to clean iCAN NetZero Plus, or
expose iCAN NetZero Plus to flammable or harsh chemicals or vapors.
CAUTION: Do not place iCAN NetZero Plus in a storage condition for more
than one (1) month, or permit the electrical feed on the iCAN NetZero Plus
to be severed for more than one (1) month, without placing iCAN NetZero
Plus into a storage condition in accordance with POMCube’s storage
specifications.
CAUTION: Ensure that no water sources are above or near iCAN NetZero
Plus, including downspouts, sprinklers, or faucets.
CAUTION: Ensure that snow does not accumulate around iCAN NetZero Plus.
Cleaning and Maintenance
WARNING: Switch off all external and internal breakers, then wait for 5
minutes before making any repairs or maintenances.
WARNING: iCAN NetZero Plus is maintenance-free, but cooling fins and fans
shall never be obstructed by any dirt or other objects. It is recommended
that you clean the device by blowing it with a blower, or wiping it gently
using a soft and dry cloth or brush. Do not use water, chemical substances
or detergents. These may cause discoloration or corrosion to the product's
exterior, and may cause a fire or electric shock.
WARNING: Do not damage any of the cable. Do not place it near any hot

6
objects, bend it excessively, twist it, pull it, or wrap it into a bundle.
WARNING: iCAN NetZero Plus and its components are not user serviceable.
Do not dismantle the device. Do not attempt to repair the device or its
accessories by yourself, as damage or personal injury may occur. Damage
caused by unauthorized repair is not under the warranty. Please contact
your local distributor for any possible problems concerned with the product.
WARNING: Batteries in iCAN NetZero Plus are replaceable. Contact
POMCube Certified Installer who installed the system for any repairs or
replacements.
Emergency Situations
(1) Leaking Batteries
WARNING: If the battery pack leaks electrolyte, avoid contact with the
leaking liquid or gas. If one is exposed to the leaked substance,
immediately perform the actions described below.
Inhalation
WARNING: Evacuate the contaminated area, and seek medical attention.
Contact with eyes
WARNING: Rinse eyes with flowing water for 15 minutes, and seek medical
attention.
Contact with skin
WARNING: Wash the affected area thoroughly with soap and water, and
seek medical attention.
Ingestion
WARNING: Induce vomiting, and seek medical attention.
(2) Fire
WARNING: NO WATER! Only dry powder fire extinguisher can be used; if
possible, move the battery pack to a safe area before it catches fire.
(3) Wet Batteries
WARNING: If the battery pack is wet or submerged in water, do not let
people access it, and then contact POMCube or an authorized dealer for

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technical support.
(4) Damaged Batteries
WARNING: Damaged batteries are dangerous and must be handled with
the utmost care. They are not fit for use and may pose a danger to people
or property. If the battery pack seems to be damaged, pack it in its original
container, and then return it to POMCube or an authorized dealer.
NOTE: Damaged batteries may leak electrolyte or produce flammable gas. If
such damage occurs, please contact POMCube.
About iCAN NetZero Plus
Overview
iCAN NetZero Plus is an intelligent energy storage system to power your home
especially the heavy loads 24/7 in emergencies like blackouts, relieve you from
heavy electricity bills, and even help you to be energy self-sufficient. You may
monitor your energy generation and consumption with the mobile APP anytime
and anywhere.
Typical Applications
(1) 100% backup power and generator with solar panels for grid-tied homes.
Utility Meter
iCAN NetZero Plus
Main Panel
Whole Home Load
Generator
PV Array
…

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(2) Partial backup power (basically critical loads) and generator with solar
panels for grid-tied homes.
(3) Solar generator with solar panels for off-grid homes.
Parts and Features
NOTE: The images shown in this User Manual are for reference only and may
slightly differ from the actual product.
(1) Universal PCS hybrid inverter, including inverter unit, PV charging unit and
energy management unit inside.
…
Utility Meter
Main Panel
iCAN NetZero Plus
Sub Panel
Critical Load
Generator
PV Array
Generator
iCAN NetZero Plus
Main Panel
Whole Home Load
PV Array
…

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Network
Indicator
Power Indicator
Wiring Box
Sealed Cap
Run Indicator
Status Indicator

10
Universal PCS Parts and Features
Parts & Features
Notes
PV Switch
Connect/Disconnect the PV input
AC Switch
Connect/Disconnect the load output
On/Off Button
Power on/off the system
Reset Button
Reset the network
Wi-Fi Antenna
-
4G Main Antenna
-
4G DIV Antenna
-
GPS Antenna
-
Wiring Box
-
Sealed Cap
-
Fan
-
Network
Indicator
Solid Red: Energy management unit startup in progress
Blinking Red: Ready for network connection
Blinking Green: Wi-Fi network and password detected,
or Ethernet cable detected; connecting to router.
Solid White: Connecting to the Internet or troubles in
Internet connection while the router connection works
properly
Solid Green: Internet connected successfully
Status Indicator
Blinking Blue: System upgrading
Blinking Red: Communication fault between energy
management unit and battery system/inverter unit/PV
Fan
4G Main Antenna
PV Switch
AC Switch
ON/Off Button
Switch
Wi-Fi Antenna
Reset Button
Wiring Box
4G DIV Antenna
Box
GPS Antenna

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unit
Solid Red: Energy management unit internal
communication fault
Blinking Green: System is turned off by energy
management unit
Solid Green: System running normally
Run Indicator
Solid Green: Inverter/PV charging unit running normally
Solid Red: Inverter unit fault
Solid Yellow: PV charging unit fault
Blinking Red: Inverter/PV charging unit alarming
Blinking Green: Inverter unit/PV charging unit
upgrading
Power Indicator
On: Gird/Generator/Load power is normal
Off: Gird/Generator/Load power is abnormal
(2) Lithium ion rechargeable battery system
Battery System
Battery Module
Enclosure Door
BCMS Module
Wiring Box
Battery
System
Status
Indicator

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BCMS Module Front View
BCMS Module Front View
Battery System Parts and Features
Parts & Features
Notes
BCMS Module
Battery management system
Battery Module
-
Wiring Box
-
Enclosure Door
Open it to switch on/off battery system, or check
battery indicator lights. It shall be unlocked by the key
attached.
Battery Module
Status Indicator
Power Switch
Start Button
BCMS Module
Status Indicator

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Power Switch
Connect/Disconnect the battery output
Start Button
Manually start battery system
SOC Indicator
Indicate real time battery capacity: Each light
represents 25% capacity. The lights blink in sequence
under system charging and discharging.
Battery System
Status Indicator /
BCMS Module
Status Indicator
Blinking Yellow: Startup or upgrade in progress
Blinking Blue: Self-inspecting
Solid Green: Running normally
Solid Yellow: Alarming
Solid Red: Protection/Fault
Battery Module
Status Indicator
Blinking Yellow: Startup or upgrade in progress
Blinking Blue: Self-inspecting
Solid Green: Running normally
Solid Yellow: Alarming
Solid Red: Protection/Fault
Specifications
NetZero Plus
Model No.
PNZ-7.5K121.3N-NA0, PNZ-10K121.3N-NA0,
PNZ-11K121.3N-NA0, PNZ-12.5K121.3N-
NA0
Recommended PV Input
Voltage
< 500Vdc
Universal PCS Hybrid Inverter
Model No.
PNZ-7.5K1N2-NA0, PNZ-10K1N2-NA0,
PNZ-11K1N2-NA0, PNZ-12.5K1N2-NA0
Efficiency
MPPT Efficiency
> 99%
Max. Charge Efficiency
98.2%
Max. Discharge Efficiency
97.5%
Grid Output
Rated Power
7.5kW, 10kW, 11kW, 12.5kW
Rated Voltage
120 / 240Vac Split Phase

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Rated Frequency
60Hz
Max. Output Current
32A, 42A, 45.8A, 52A @ 240V
Adjustable Power Factor
0.8 Leading ~ 0.8 Lagging
THD
≤3%
Grid / Generator Input
Rated Power
7.5kW, 10kW, 11kW, 12.5kW
Voltage Range
216V ~ 264Vac
Frequency Range
55 ~ 65Hz
Load Output
Rated Power
7.5kVA, 10kVA, 11kVA, 12.5kVA
Rated Voltage
120 / 240Vac Split Phase
Rated Frequency
60Hz
Overload Capacity
110%@10min, 120%@1min, 130%@10S
PV Input
Max. Power of PV
2 * 7.5kWp
Voltage Range
175 ~ 600Vdc
MPPT Voltage Range
175 ~ 600Vdc
Full Load MPPT Voltage
Range
250 ~ 550Vdc
MPPT Channels
2
Max. Current
2 * 26A
Number of Input
2
Battery Input / Output
Max. Power
12.5kW
Voltage Range
360 ~ 584Vdc
Max. Current
36A
Protection
DC Switch
Yes
Rapid Shutdown (RSD)
Yes
Anti-islanding Protection
Yes
DC Reverse Polarity
Protection
Yes

15
Over Temperature
Protection
Yes
Over Current Protection
Yes
DC surge Protection
Yes
AC Surge Protection
Yes
Leakage-Current Protection
Yes
Insulation Monitoring
Yes
Ground-Fault Isolation
Detection
Yes
General
Dimensions (W * H * D)
25.6in*24.4in*9.5in
(650mm*620mm*241.5mm)
Weight
88lbs (40kg)
Communication Interface
Wi-Fi, Ethernet, 4G, RS485, CAN
Display
LED, iOS / Android App
Topology
Transformerless
Operating Temperature
Range
-13˚F ~ 140˚F (-25˚C ~ 60˚C)
Derating When Temperature Is Higher than
45˚C
Relative Humidity
0 ~ 95% (No Condensation)
Cooling
Passive Cooling through Aluminum
Heatsink, External Weatherproof Fan to
Improve Performance
Protection Rating
NEMA 4X (IP65)
Altitude
≤9842ft (3000m)
Noise Emission
<55dB(A)
Standards Compliance
EMC
FCC Part 15 Class B
Grid Connection Standards
IEEE 1547A, Rule 21, Rule 14
Safety
UL9540, UL1741, UL1741SA, UL1998, CSA
C22.2
Lithium ion Rechargeable Battery System
Model No.
PBT-LI40052S2
Cell Chemistry
Lithium Iron Phosphate(LiFePO4)

16
Rated Energy
21.3kWh
Usable Energy
19.1kWh @ 5kW
Nominal Voltage
409.6Vdc
Nominal Capacity
52Ah
Charge Voltage
448Vdc
Operating Voltage Range
384 ~ 467.2Vdc
Continuous Power
7.5kW
30 Minutes Power
12.5kW
Peak Power
21.3kW @ 1s
Protection
Over/Under Temperature
Yes
Over/Under Voltage
Yes
Over Current
Yes
Short Circuit
Yes
General
Dimensions (W * H * D)
25.6in*55.1in*10.2in
(650mm*1400mm*260mm)
System Weight
507lbs (230kg)
Battery Module Weight
53lbs (24kg)
BCMS Module Weight
14.5lbs(6.6kg)
Enclosure Weight
64lbs(29kg)
Communication Interface
CAN, RS232
Display
LED
Operating Temperature
Range
32˚F ~ 113˚F (0˚C ~ 45˚C)
Recommended Operating
Temperature Range
50˚F ~ 95˚F (10˚C ~ 35˚C)
Relative Humidity
0 ~ 95% (No Condensation)
Protection Rating
NEMA 2 (IP21)
Altitude
≤9842ft (3000m)
Standards Compliance
EMC
FCC Part 15 Class B