SolaX X3-ULT-25K

Brand:   SolaX
Unit:   pcs
Code:   INV-SLX-X3-ULT-25K
Model:   X3-ULT-25K

The X3-ULTRA series is a versatile inverter that includes inversion, solar charging, and battery charging, etc. It greatly meets the requirements of solar-powered roofs and supports various intelligent solutions such as load management, wireless metering, dual battery terminals, microgrids, etc., to achieve efficient and economical energy utilization. The X3 ULTRA series can be used with different capacities of SolaX battery.

X3-ULT-25K-Datasheet
x3-ultra-datasheet-en (1).pdf
Input PV
Max.recommended PV array power [Wp] 50000 
Max.input DC power [W] 50000
Max.DC voltage [V] 1000
Nominal DC operating voltage [V] 600
No. of MPP trackers / Strings per MPP tracker 3 ( 2/ 2 / 2 )
Max. input current (input PV1 / input PV2 / input PV3) [A] PV1: 36 / PV2: 36 / PV3: 36
Max. short circuit current (input PV1 / input PV2 / input PV3) [A] PV1: 45 / PV2: 45 / PV3: 45
MPPT voltage range [V] 160 - 950
Start output voltage [V] 200
OUTPUT AC(On-Grid)
Nominal AC power [VA] 25000
Max. apparent AC power [VA] 27500 
Rated grid voltage (AC voltage range) [V] 3P4W, 400 / 230
Rated grid frequency [Hz 50/60
Nominal AC current [A] 36.3
Max. AC current [A] 39.9
Displacement power factor 1 ( - 0.8 ~ 0.8)
Total harmonic distortion (THDi, rated power) [%] < 3
Input AC
Nominal AC power [VA] 25000
Nominal AC current [A] 36.3
Rated grid voltage (AC voltage range) [V] 3P4W, 400 / 230
Rated grid frequency [Hz] 50 / 60
Battery
Battery type Lithium - ion
Battery voltage range [V] 180 - 800
Max. charge / Discharge current [A] 60 ( 30 × 2 )
EPS output (with battery)
EPS peak power [VA] 2 time of rated power, 10s
EPS rated power [VA] 25000
EPS rated voltage [V], Frequency [Hz] 400 / 230; 50 / 60
EPS rated current [A] 36.3
Switchover time [ms] < 10
Total harmonic distortion (THDv, linear Load) [%] <3
Power Consumption
Internal consumption (night) [W] <5
Protection
Anti-Islanding protection Yes
DC reverse polarity protection Yes
Insulation monitoring Yes
Residual current monitoring Yes
AC overcurrent protection  Yes
AC short-circuit protection Yes
AC overvoltage protection Yes
Over-heat protection Yes
Battery reverse charging from grid Yes
Surge protection Type II, DC and AC
AFCI OPT
Efficiency
Max. effciency / European effciency 98.0% / 97.7%
Rated battery charge / Discharge effciency 98.5% / 97.0%
Standard
Safety EN / IEC62109 - 1 / - 2
EMC EN61000 - 6 - 1 / 2 / 3 / 4; EN61000 - 3 - 11 / 12; EN 5011; IEC 62920
Certification VDE4105 / G99 / AS4777 / EN50549 / CEI 0 - 21 / IEC61727 / PEA / MEA / NRS - 097 - 2 - 1 / RD1699 / TOR
General data
Protection class IP66
Operating temperature range [°C] - 35 ~ 60 (Derating above + 45)
Relative humidity [%] 0 ~ 100
Altitude [m]   < 3000
Storage temperature [°C]  - 40 ~ +70
Demensions (WxHxD) [mm] 696 × 526 × 240
Weight [kg] 47
Cooling concept Smart cooling
Topology  Transformerless
Communication Modbus ( RS485 ), Meter ( RS485 ), DI × 5, DO × 2