20kw 31A Outdoor Cabinet Type Energy Storage System Without Isolating Transformer

• Container Size: 1000*1650*2050mm(W*D*H)
• Weight: Customization
• Warranty: 18 Months
• Model NO.: VTE-ESS20K
• Battery Type: LiFePO4 Battery
• Battery Module: 51.2V 130ah Byd Blade Battery Module
• Rated Charge/Discharge Current: 50A
• Euro Efficiency: >98.2%
• MPPT Voltage Range: 180V-900V/630V
• Transport Package: Wood
• Specification: without isolating transformer ESS
• Trademark: V&T
• Origin: China

Product Description

Product Features

Simple&Flexible

Integrate PV, PCS and LiFePO4 Battery in one cabinet, support multiple battery access, and integrate EMS smart energy management system
Wide PV input voltage range, wide battery voltage range
With grid-connected charging and discharging, off-grid independent inverter function
Simple structure, small footprint, flexible layout, easy installation, operation and maintenance
Modular design, power and capacity can be expanded
Communication is flexible, can accept BMS instructions in real time, communication methods are RS485, CAN

Safe&Reliable

Use of high performance DSP, optimized control circuit   design, better performance more stable and safe system 
BYD blade battery cell (LFP) : more safety, longer life cycle ,more usable energy
Built-in fire control, temperature control and  warning system function for multiple security
IP54 protection grade, stronger environmental adaptability 
Off-grid cold start function

Economical&Intelligent

The highest efficient power density, max. efficiency is 98.4%
Low power consumption fan, with intelligent temperature control system

Product Description

DC Input

Max.power(KW)	26KW	36KW	48KW	60KW	72KW
Max.DC voltage(V)	1000V
MPPT voltage range(V)	180V-900V/630V
MPPT operating voltage at rated power	300V~900V	300V~900V	400~900V	400~900V	450~900V
MPPT tracker/strings	2/2	2/2/2	2/2/2	2/2/2/2	2/2/2/2
Max.input current of single MPPT(A)	23A*2	36A*3	36A*3	36A*4	36A*4
Short circuit current of PV input(A)	32A/32A	42A/42A/42A	42A/42A/42A	42A/42A/42A/42A	42A/42A/42A/42A

AC Output

Rated output powe(KW)	20KW	30KW	40KW	50KW	60KW
Max. apparent AC power(KVA)	20KVA	30KVA	40KVA	50KVA	60KVA
Max.output current(A)	31A	45A	60A	75A	87A
Grid voltage range(V)	380V, 3L+N+PE	400V
Frequency(Hz)	50/60Hz
PF	1(0.8lagging…0.8leading)
THDI	<3%

Battery

Battery capacity(KWH)	53KWH-173KWH
Battery type	LiFePO4 (LiFePO4)
Battery Module	51.2V 130AH BYD blade battery module
Battery voltage range(V)	180V~700V	220V~800V
Max Input/Output voltage(V)	700V	800V
Rated charge/discharge current(A)	50A	100A	100A	100A	100A
Max input/output power(KW)	20KW	30KW	40KW	50KW	60KW
Number of battery racks	1~2

EPS Output

Rated output power(KW)	20KW	30KW	40KW	50KW	60KW
Max.Apparent AC power(KVA)	20KVA	30KVA	40KVA	50KVA	60KVA
Max.single-phase apparent output power(KVA)	6.6KVA	10KVA	13KVA	17KVA	20KVA
Rated output voltage(V)	380V, 3L+N+PE	400V, 3L+N+PE
Rated output current(A)	31A	45A	60A	75A	87A
Rated frequency(Hz)	50Hz/60Hz
Automatic switching time(MS)	<10ms
THDU	<3%
Overload capacity	110%, 30S/120%, 10S/150%, 0.02S

Protection Paraments

Protection	AC over-current protection/Ground fault detection protection/Power grid monitoring protection/Residual current detection protection
General Data
Euro Efficiency	98.2%
Noise Emission(Typical)	<45dB
Operation Temperature	-25~+60ºC
Relative Humidity	5 ~90% non-condensing
Altitude	4000M(>2000m derating)
Dimensions W*D*H(mm)	1000*1650*2050
Weight(KG)	Customization
Ingress protection	IP54
Fire extinguishing system	Optional
Operating temperature	-30ºC~55°ºC
PCS cooling way	Intelligent Fan
Battery cooling way	Air conditioning cooling
Self-consumption	<3W
Display and Communication
Display	LCD
Interface:RS485/WiFi/GPRS	yes/opt/opt

 

Projects