POMCube iCAN NetZero Plus Series 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................................................................................8
Overview ................................................................................................... 8
Typical Applications ................................................................................... 8
Parts and Features..................................................................................... 9
Specifications........................................................................................... 14
Installation .....................................................................................................19
Tools and Safety Gear.............................................................................. 19
Installation Conditions............................................................................. 20
Mounting................................................................................................. 21
Internal Wiring ........................................................................................ 25
Battery System Installation...................................................................... 27
External Wiring........................................................................................ 28
Accessories Installation ........................................................................... 34
Safety Check ............................................................................................ 35
Basic Operations............................................................................................36
Boot System............................................................................................. 36
Shut Down System................................................................................... 36
Getting Started with the APP .................................................................. 36
Network Connection ............................................................................... 37
Reset Network......................................................................................... 37
Troubleshooting.............................................................................................38
Warranty and Service....................................................................................42
Limited Warranty..................................................................................... 42
Remedies................................................................................................. 42
Warranty Exclusions ................................................................................ 43
Legal Rights.............................................................................................. 44
Service ..................................................................................................... 44

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.
This manual applies to the following products:
- iCAN NetZero Plus 7.5K (Model No.: PNZ-7.5K121.3N-NA0)
- iCAN NetZero Plus 10K (Model No.: PNZ-10K121.3N-NA0)
- iCAN NetZero Plus 11K (Model No.: PNZ-11K121.3N-NA0)
- iCAN NetZero Plus 12.5K (Model No.: PNZ-12.5K121.3N-NA0)
All specifications and descriptions contained in this document are verified to be
accurate at the time of printing. However, 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

2
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 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.
DANGER: 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.
RF Warning Statement
The device has been evaluated to meet general RF exposure requirement. The
device can be used in portable exposure conditions without restriction.

3
Safety Instructions
DANGER: 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 ways that are not described in this User Manual or by using non-
genuine parts or accessories.
Warning labels in this manual
DANGER
DANGER
indicates a potentially hazardous situation which, if not
avoided, could result in injury, death, or
damage to iCAN NetZero
Plus.
CAUTION
CAUTION
indicates potentially hazardous situation which, if not
avoided, could result in medium/slight injury or
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
DANGER: Read this entire document before installing or using iCAN NetZero
Plus. Failure to read or follow any of the instructions or warnings in this
document can result in electrical shock, serious injury, death, or can damage
the product, potentially rendering it inoperable.
DANGER: A battery can present a risk of electrical shock, fire, or explosion
from vented gases. Observe proper precautions.
DANGER: iCAN NetZero Plus must be installed by only POMCube authorized
persons who have been trained in working with high voltage electricity.

4
DANGER: Universal PCS is 55lbs (25kg) in weight. It shall be installed by at
least 2 persons.
DANGER: Use iCAN NetZero Plus only as directed.
DANGER: Do not handle the device or its components with wet hands,
otherwise electric shock or death may occur.
DANGER: Do not use iCAN NetZero Plus if it is defective, appears cracked,
broken, (or otherwise damaged) or fails to operate.
DANGER: Before wiring, ensure that iCAN NetZero Plus is switched off. Open
any associated breakers or disconnect switches.
DANGER: 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 high forces. To help
prevent damage, leave iCAN NetZero Plus in its shipping packaging until it is
ready to be installed.
DANGER: Any installations must comply with The National Electric Code
(NEC) and local codes.
DANGER: 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.
DANGER: Any installation must comply with specifications for wire types,
conductor sizes, electrical and thermal insulation, branch circuit protection,
grounding, and disconnect devices.
DANGER: 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.

5
Environmental Conditions
DANGER: Do not expose iCAN NetZero Plus or its components to direct
flame.
DANGER: Do not install iCAN NetZero Plus near heating equipment.
DANGER: 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.
DANGER: 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
DANGER: Switch off all external and internal breakers, then wait for 5
minutes before making any repairs or maintenances.
DANGER: 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.
DANGER: iCAN NetZero Plus and its components are not user serviceable.

6
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 with the product.
DANGER: Do not damage any of the cable. Do not place it near any hot
objects, bend it excessively, twist it, pull it, or wrap it into a bundle.
DANGER: Batteries in iCAN NetZero Plus are replaceable. Contact POMCube
or an authorized dealer for any repairs or replacements.
Emergency Situations
(1) Leaking Batteries
DANGER: 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
DANGER: Evacuate the contaminated area, and seek medical attention.
Contact with eyes
DANGER: Rinse eyes with flowing water for 15 minutes, and seek medical
attention.
Contact with skin
DANGER: Wash the affected area thoroughly with soap and water, and seek
medical attention.
Ingestion
DANGER: Induce vomiting, and seek medical attention.
(2) Damaged Batteries
DANGER: 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 immediately to POMCube or an authorized
dealer.

7
(3) Fire
DANGER: DO NOT UNDER ANY CIRCUMSTANCES USE WATER! Only dry
powder fire extinguisher can be used; call 911 or other emergency services,
immediately.
(4) Wet Batteries
DANGER: If the battery pack is subjected to water or submerged, contact
POMCube or an authorized dealer for technical support. Do not allow
personnel to access the unit.
NOTE: Damaged batteries may leak electrolyte or produce flammable gas. If such
damage occurs, please contact POMCube immediately.

8
About iCAN NetZero Plus
Overview
iCAN NetZero Plus is an intelligent energy storage system to power your home
including 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.
(2) Partial backup power (basically critical loads) and generator with solar
panels for grid-tied homes.
Utility Meter
iCAN NetZero Plus
Main Panel
Whole Home Load
Generator
PV Array
…

9
(3) 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 …

10
Network
Indicator
Power Indicator
Wiring Box
Sealed Cap
Run Indicator
Status Indicator

11
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 updating
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
Wi-Fi Antenna
Reset Button
4G DIV Antenna
GPS Antenna

12
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 Yellow:
Inverter/PV charging unit alarming
Blinking Green: Inverter unit/PV charging unit updating
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
SOC
Indicator

13
BCMS Module Front View
BCMS Module Front View
Battery Module
Status Indicator
Power Switch Start Button
BCMS Module
Status Indicator

14
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.
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
iCAN NetZero Plus
Recommended PV Input Open
Circuit Voltage
< 360Vdc
Product
7.5K 10K 11K 12.5K
Universal PCS Hybrid Inverter
Efficiency
MPPT Efficiency > 99%
Max. Charge
Efficiency 98.2%

15
Max. Discharge
Efficiency 97.5%
Grid
Output
Rated Power 7.5kW 10kW 11kW 12.5kW
Max. Output
Current (@ 240V) 32A 42A 45.8A 52A
Rated Voltage 120 / 240Vac Split Phase
Rated Frequency 60Hz
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 * 8.5kWp
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

16
Rapid Shutdown
(RSD) Yes
Anti-islanding
Protection Yes
DC Reverse Polarity
Protection Yes
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

17
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
Cell Chemistry Lithium Iron Phosphate (LiFePO4)
Rated Energy 20kWh
Usable Energy 18kWh @ 5kW
Nominal Voltage 384Vdc
Nominal Capacity 52Ah
Charge Voltage 420Vdc
Operating Voltage
Range 360 ~ 438Vdc
Continuous Power 7.5kW
30 Minutes Power 12.5kW
Peak Power 20kW @ 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)