Solar Power Battery Storage

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Description

Product Detail

10kwh home/industry storage system

1. System Summary

10kwh home/industry storage system use grid system, include about inverter, lithium ion battery pack, battery BMS system, power switch, and information display parts, etc. Home/industry storage system can provide stabilized rate and constant voltage AC electric, such as servers, display power, medical equipment, home electric equipment, industry equipment, etc. When the AC grid normally running, storage system could let the home loading to connect with AC grid, and also can support the solar PV to charging the battery which inside of the system; When the AC grid have some accidents, the system will start the contravariant function, it will transfer the DC current from li ion battery to AC and connect the home loading.

2. Application frame

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3. The specification of 10kwh home/industry storage system

Model (KWH)	10
Inverter model (KW)	5
Solar Controller (W)	5000
Charger (A)	40
Voltage of Battery pack(VDC)	51.2
Capacity of battery (Ah)	100
Weight (KG)	125
System AC input (VAC)	110/220 grid
Inverter AC output (VAC)	110/220
The voltage wave of inverter output	Pure sine wave
The output rate of inverter	50Hz±0.3Hz/ 60Hz±0.3Hz (Options)
Noise (dB?1m)	?60dB
Running environment Temperature/humidity	-10~45?/0-90%
Storage environment Temperature/humidity	-20~55?/0-90%
Water proof	IP20

4. The specification of solar inverter

Solar inverter Specification
Power specification	10Kw
Specification of DC input
Nominal voltage specification	DC48-AC220V	DC48-AC110V
Working voltage Range (Normal working battery voltage)	40V-64V (DC 48V power supply)
Low voltage warning	42.0Vdc ±1.2Vdc (DC 48V power supply)
Low voltage and outage	40.0Vdc ±1.2Vdc (DC 48V power supply)
Low voltage recovery	48.0Vdc ±0.3Vdc (DC 48V power supply)
High voltage warning and outage	64.0Vdc ±1.2Vdc (DC 48V power supply)
High voltage recovery	62.0Vdc ±1.2Vdc (DC 48V power supply)
Contravariant Rate	=90%
DC first mode,	44Vdc ±1.2Vdc (DC 48V power supply)
DC first mode, turn to gird supply, battery low voltage recovery	54.0Vdc ±1.2Vdc (DC 48V power supply)
Specification of AC input
Nominal voltage specification	220VAC system	110VAC system
The voltage wave of input	Sine wave(grid)	Sine wave(grid)
Nominal input voltage	220Vac/230Vac/240Vac	110Vac/120Vac/130Vac
Low voltage off point	180Vac±4%	85Vac±4%
Low voltage recovery	195Vac±4%	90Vac±4%
High voltage off point	260Vac±4%	135Vac±4%
High voltage recovery	255Vac±4%	130Vac±4%
Grid charging rule	Constant current charging?Constant voltage charging? Float charging

Grid supply rate	=98%

Transfer time (AC to DC)		?4ms
Transfer time (DC to AC)		?8ms
AC output specification
Nominal output voltage (V)		220Vac/230Vac/240Vac	110Vac/120Vac/130Vac
Output voltage Range		±10% rms
Nominal output rate (Hz)		50Hz±0.3Hz/60Hz±0.3Hz
Power Factor		1.0
The wave of output		Pure sine wave
THD		=3% ( loading)
Over loading protect (SMPS load)		(110%<loading <125%)±10% :15 minuets later, off the output voltage
		(125%<loading <150%)±10% :1 minuet later, off the output voltage
		(loading >150%)±10% :20 seconds later, off the output voltage
		Other instructions
Continuous running time		Could be continuous running
Normally start expand in vain		=Nominal power×2.5%
Saving mode expand in vain		=6w
Safety certificate		CE(EN62040-1) EMC:EN62040-2 C2,
Communication port		RS232/RS485
Cooling		With fans
Noise (dB?1 meter)		<60dB
Using environment temperature (?)		-10~+45
Storage environment temperature (?)		-20~+55
Using environment humidity		0-95% humidity
Using altitude (m)		=5000
Display mode		LED light+ LCD display
Warning model		Buzzer sound warning
Protect function		Low voltage protect, High voltage protect, higher temperature protect, short circuit protect, leak electricity protect, Over current protect, over loading protect, low voltage recovery, high voltage recovery, intelligent temperature-control, accident warning;
Water proof		IP20/ It is could be customized
Specs of solar discharging and charging controller
Specification	48V100A
Nominal Power (W)	5000
Nominal charging current (A)	100
Nominal DC voltage (V)	48V
PV Max Voltage (V)	<100
PV Max power (W)	5000
Over charging protect voltage of battery (V)	58.4
Over charging recovery voltage of battery (V)	58.0
Constant charging voltage of battery (V)	54.0
Over discharging warning voltage of battery (V)	40
Protect function	Protect opposite charging in the night, Solar connect opposite.
Control mode	PWM/MPPT
Any other instructions

The specs of Charger
Model	2~5 KW
DC voltage	48V
Charging current	30A~100A
The size of breaker	20A~120A
The size of breaker	130A
Charging voltage	According the specs of battery
Charging short circuit protect	Breaker protect
Charging rule	Constant current charging?Constant voltage charging?Float charging
Charging period transfer	? constant current charging stage: AC current input, the charger will run at the maximum constant current until the constant voltage phase. ? Constant voltage charging stage: The charger will maintain a constant voltage mode and then the voltage drops to the float voltage. The minimum time is 1 hour and the maximum time is 12 hours. Float stage: In the float stage, the voltage will remain at the float voltage. ? If you reconnect the AC, the voltage drops below 40Vdc, the charger will restart the above cycle. ? If the charger remains floating for 10 days, the charger will start cycling again.

5. The specs of BMS board

Item	Options	Item	Options
BMS working voltage range	40~58.4V	BMS working	<3W
BMS working temperature	-20~65?	BMS working humidity range	5~90
Single cell voltage test range	0~5V	Voltage test accuracy of one series cell	±10mV
Single cell voltage test rate	=10mS	Total voltage test channel	1
Total voltage test accuracy	0.5% FSR	Total voltage test range	50~1000V
Temperature test accuracy	±1?	Temperature test range	-40~125?
Insulator detection period	=10ms	Current test accuracy	<±1% FSR
		SOC estimate accuracy	5%
		Balance mode	passivity

6. Product picture (It is could be customizable.)

7.Home / Industrial Energy Storage System Functional Description

7.1 Features

? Overload capacity can be as high as rated power (300% for 20 seconds).;

? Inverter adopts low static current design, energy saving mode will reduce no-load loss period detection (3 seconds detection period) / 3W (30 seconds detection period), priority mode using maximum battery power, with different protection, battery low voltage cut out points can be set manually.

? Inverter adopts 4th-order intelligent charge design with power factor correction function, charging efficiency is higher.

? There is a 15-second delay before the AC restore conversion is completed, protecting the load from running stably (when the AC input is a generator).

? Mains and battery 10 ms conversion time to ensure the continuity of power; optional mains voltage range (184-253Vac or 154-253Vac) depending on the load type.

? The maximum rated charging current up to 90A, 0-100% adjustable.?

? Battery / mains priority mode setting switch; status display module, a variety of alarm fault indication, easy operation and maintenance.

? Battery overcharge, over discharge, high temperature, low temperature, over-current protection function, automatically shut off the battery pack output when a serious fault.

? Batteries single cell balancing function, balanced way for the passive balance, the equilibrium current of about 100mA, battery cells to maintain consistency.

? Battery pack insulation testing, storage system battery pack insulation alarm, to prevent leakage caused by a security incident.

? Battery thermal management function, the battery temperature is high, start the fan to complete the heat exchange, reducing the battery temperature.

? Battery pack power management function, when the battery voltage is lower than 40V, the battery pack is stopped so power supply, into the zero power mode.

? Battery pack real-time information data display function, the battery pack SOC, protection status, charge and discharge current, cell voltage, battery temperature and other information can be displayed on the LCD screen for user inquiries.

7.2External communication and program control

Energy storage system with external communication and programmable RS485, RS232 communication interface, can be used for energy storage systems and peripherals in real-time communication, data interaction. Communication speed 250Kbps or 500Kbps, communication protocol can be customized according to customer requirements.

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Nantong Ningyuan Automation Technology Co.,Ltd

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