Pure Sine Wave Inverter

LENTO 1850 12V DC

Product Details:

KEY FEATURES
Highly efficient battery charging algorithm as a resultyou will get non-stop power
Advanced DSP technology with Arm Cortex controller for absolute and stable and 100% pure sine wave output
Indications for Mains ON, UPS ON, Battery Low, Charging/Discharging, Over Load, Short Circuit, Thermal Trip on LCD Display
User-Friendly LCD for the display of mode of operationand all parameters
DUAL MODE OF WORKING : UPS AND NORMAL
UPS Mode : Fast switching, Input operating range from 180V to 260V
Normal Mode: Wide Input operating range from 100V to 290VA
DUAL BATTERY CHARGING MODE : TUBULAR AND SMF BATTERY MODE
Different Battery selection mode to enhance the battery life
Intelligent overload sensing circuitry with auto retries facility
Programmable thermal protection : cooling fan whichoperates as needed
High Power new generation MOSFET cable to handle highin-rush/ surge current
Double stage MOSFET Over Current Protection by measuring Rds ON
Highest efficiency at lower cost
Pure Sine Wave Output with low Total Harmonic Distortion (THD)
High End ARM-Cortex based design of Solar Charge Controller for charging through Solar Power
Eco-Friendly operation
Electronic Over Current Charging Protection
No mechanical contact for charge controller
Designed for continuous reliable and robust operation

Product Details:

Technical Specifications
System rating (Name Plate) VA 1600
Input current at no load at Nominal Battery voltage Adc 2.5
Full Load Input Current ±2A Amp 51
Operating DC voltage V 12
Nominal Output voltage in inverter mode Vac 220V ± 7V
Nominal Output Frequency of Inverter Hz 50 ± 1 HZ
Output voltage regulation % 180-220
Overload capacity Sec 6 Retry
Cooling Fan ON at temp OC 60 (or >50% of Rated Load or >8A)
Cooling Fan Off at temp OC 55 (or <40% of Rated Load or <5A Charging)
Battery low voltage alarm per battery Vdc 10.8 /10.5± 0.2 (11.5-default for LiFePo4 batt)
Battery low voltage cut per battery Vdc 10.5 /10.2± 0.2 (With 4 Retry) (11.0-default for LiFePo4 batt)
Max Battery charging voltage by grid per battery Vdc 14.4 ± 0.2
satiable for Tub-14.4V/28.8V,FALT-14.2V/28.4V,SMF-14.2V/28.4,GEL-14.2V/28.4V, LiFePo4-14.0V/28.0V
satiable for Tub-13.8V/27.6V,FLAT-13.6V/27.2V,SMF-13.8V/27.6,GEL-13.8V/27.6V, LiFePo4-Maintain Boost With Trickle Charging
Max Battery charging current by grid in Hi/Lo option Adc 16/12 ±2A
satiable for Tub-12/16A,FLAT-10/14A, SMF-10/14A,Gel-10/16A, LiFePo4-12/16
Grid low cut voltage (IT load/Normal load) Vac 180/100 ± 10
Grid low cut voltage recovery (IT load/Normal load) Vac 190/100 ± 10
Grid high cut voltage (IT load/Normal load) Vac 265/280 ± 10
Grid high cut voltage recovery (IT load/Normal load) Vac 255/270 ± 10
Grid charging Enable/Disable Yes
Selection of UPS Load/Normal Load Yes
Protections Overload, Battery Deep discharge, Battery Overcharge, Short circuit(1retry),Battery Hi, Over Temp, Fuse/MCB Trip, battery reverse
LCD Display parameters Product, UPS ON/OFF, Mains Status, Mains voltage, Mains Frequency. Output Voltage, output frequency, Battery Voltage, Load   percentage,   Charging   Status,   Charging   Mode   ,Battery   Mode,   UPS Mode ON/OFF,Grid Charge ON/Off,Inv Type, over load, short circuit, battery low, over temp, Fuse/MCB trip, Battery high
More Specifications
Changeover time from inverter to mains in UPS mode ms <10
Changeover time from inverter to mains in Normal mode ms <10
Changeover time from mains to inverter in UPS mode ms <10
Changeover time from mains to inverter in Normal mode ms <40
Fuse in battery path Internal Fuse
Input Protection Resettable Circuit breaker
6B. While "UPS/INVERTER MODE" setting is displayed, pressing the "CHANGE" button will alternate between the available Setting options. UPS/Inverter will have two options "UPD" ( UPS Mode Disable)
and "UPE" (UPS Mode Enable) as displayed per battery above. Default Selection is "UPD".
RESET Switch - If Switch is press for ~2Sec Then LCD Screen Hold and again Press ~2Sec LCD Screen Release and if Long Press ~5Sec after that beep sound then the all setting wil be resetted to default value.