Key Features��mart double CPU control
��Low frequency Line interactive design ��Pure sine wave output THD less than 3%
��Automatic self-detection on startup
��Adjustable output voltage
��Unattended management function
��Manual silence/alarm transfer function
��LED display for load and battery rate, Line or battery mode and fault
��AVR function
��Provide lightning, surge, and overload and short-circuit protection.
��Cold start function (DC power on).
��Auto transfer, the typical transfer time 5Ms.
��With Rs232 and software | |
Technical Specifications Model | LISW1K(S) | LISW2K(S) | LISW3K(S) | LISW4KS | Maximum Output Power(W) | 1000VA | 2000VA | 3000VA | 4000VA | 600W | 1200W | 1800W | 2400W | Input | Voltage | 140-280V or 70-140V ��5V | Frequency | 45~65Hz | Output | Voltage | 220Vac��10% or 110Vac��10% | Frequency | 50/60��0.5HZ | Output Waveform | sine wave | General Protection | Output Short; Over Voltage; Low-Voltage; Power Utility Short; Low Battery Voltage | DC voltage | 24VDC | 48VDC | 48VDC | 48VDC | Charge Current | 1K-4K | Max 3Amp | 1KS-4KS | Max 15AMP | Battery | Battery Type | Valve controlled maintenance free sealed lead-acid battery | 1K-4K | 2*12VDC/7AH | 4*12VDC/7AH | 4*12VDC/9AH | 4*12VDC/9AH | 1KS-4KS | 24VDC External | 48VDCExternal | 48VDC External | 48VDC External | Transfer Time(ms) | Typical 4MS,Max 10MS | Overload Protection | 120%-150% load, hold 10 seconds,150% load hold 1 second | Alarm | when mains input off,UPS beeping 4 times every one minutes, when battery low,UPS beeping once every second | Communication Interface | RS-232 and communication software , , , | Surge protection | yes | LED Display | Line,Battery,Fault,Battery Rate, Load Rate | LCD Display | �� | Input Voltage, Output Voltage, Frequency, Bat Voltage, Load Rate | Product size | W*D*H (mm) | 405*145*220 | 460*192*340 | 460*192*340 | 460*192*340 | Package size | W*D*H (mm) | 501*488*350/2PCS | 595*335*495 | 595*335*495 | 595*335*495 | Packing Weight (Standard /Long time) (KG) | 29/22 (2PCS) | 34/24 | 37/27 | 38/28 | REMARK | LISW*K --- Standard Type, LISW*KS---- Long Time Type. LCD Display optional | | |