1. Product introduction 1.1 Function description This product is a true online double-conversion UPS (Uninterruptible Power Supply). It provides perfect protection for critical load such as computer system. It can eliminate almost all mains power disturbances. The input AC current can be corrected to a wave following the mains voltage, so it is a high power factor system.
1.2.2 LCD and LED display LED definition There are total 4 LEDs to indicate the status of UPS. Name Colour Function To indicate that the UPS is in bypass Bypass LED Orange mode, and the load current is directly from the mains power.
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1.2.3 Button (1) ON/OFF button Press ON/OFF button for 1 second to turn on UPS. Turn on UPS UPS would send a beep to indicate the power-on status Press ON/OFF button for 1 second to turn off UPS Turn off UPS when UPS is in line mode or battery mode.
Output socket 1.4 Mode description Line mode Line mode means that the mains input is rectified/converted by the AC/DC section and then inverted to stable output by DC/AC section. In line mode, the output is well-regulated and good to the loads. If the mains get abnormal, the UPS will transfer to battery mode without interruption.
3. If the Battery LED flashes, it means that the battery is not connected or the battery level is too low. In this case please check the connection of battery and press test button for 2 seconds to test the battery. If the connection is normal, it’s possible the battery is failed or aged.
Battery mode 1. In battery mode, Buzzer beeps once every 4 seconds. Press test button for 2 seconds in battery mode, UPS would be muted. To resume the alarm, press test button again for 2 seconds. 2. When the voltage of battery decline to the lower limit, buzzer beeps once every second to warn the low battery status and remind user to turn off the loads.
2. The description of other LEDs is the same as line mode. 3. UPS’s backup function is not enabled under bypass mode. 1.5 Product specification 1.5.1 Model description This manual is applicable to the following models: PowerWalker PowerWalker PowerWalker Model name VFI 1000T/E LCD...
Backup Time (Full >4.5min >4.5min >4.5min Load) Recharge Time (to <7Hours <7Hours <7Hours 90%) Charging Current (Max.) Discharging Current (Max.) Rated Charging 27Vdc- 27.6Vdc 54Vdc- 55.2Vdc 81Vdc- 82.2Vdc Voltage *: If the rating output voltage is 200/208VAC, the rating power will be decreased to 90%.
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Note: Please contact with distributor or service center for detail information about intelligent cards.
2. Installation 2.1 Safety Instructions for Installation Please read the following safety instructions before installation! Installation Personnel This product must be installed only by qualified or professional personnel accord to safety instructions! Installation Environment Do not install and operate the UPS if there is water condensation which may occur if the UPS is moved suddenly from a cold environment to a warm one.
Wiring & Grounding Installation and Wiring must be performed in accordance with the local electrical laws and regulations. The UPS must be securely grounded. If there are external UPS battery cabinets, please make sure the battery cabinets have the equipotential earth bonding to the UPS main cabinet. Do not connect Input N wire and output N wire together.
2.2.2 Inspect the appearance of the UPS to see if there is any damage during transportation. Do not turn on the unit and notify the dealer immediately if there is any damage or lack of some parts. 2.3 Installation steps for standard model 1) Make sure the wire / circuit breaker / socket are enough for the current rating of UPS to avoid the hazards of electric shock and fire.
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Double-click the icon to use the monitor software (as above). You can schedule UPS shutdown/start-up and monitor UPS status through PC. Detail instructions please refer to the e-manual in the software. Check www.powerwalker.com/winpower.html from time to time to get the latest version of monitoring software.
3. Operation 3.1 Operation Safety Instructions Please read the following safety instructions before operation! Operation personnel The product is designed to be operated by general users. Operation warning Do not disconnect the earth wire on the UPS or the wiring terminals of grounding point at any time since this would result in the void of protective earth for the UPS and all connected loads.
3.2 Start the UPS with mains (AC source) 1) Press the on/off button of the UPS front panel continuously for more than 1 second. The buzzer will beep once, the numeric area of LCD display will be lighted in sequence, after a few seconds of self-diagnosis, the UPS will be turned on in normal mode (line mode) and feed the output power with constant AC voltage, if the mains abnormal, UPS will shift into battery mode...
3.3 Start the UPS with battery (DC source) only This UPS can be started directly with DC source (battery), without AC source. 1) Press the on/off button of the UPS front panel continuously for more than 1 second. The buzzer will beep once, the numeric area of LCD display will be lighted in sequence, after a few seconds of self-diagnosis, the UPS will be turned to the battery mode and feed the output power with constant AC voltage.
Note: If the UPS shuts down in battery mode automatically, it will resume to line mode automatically when the mains power is recovered. 3.4 Connect loads to UPS After turning the UPS on, the loads can be switched on, and it is recommended to switch on the loads one by one.
3.6 Discharge the batteries 1) When the UPS is in battery mode, the buzzer will start beep according to different battery level. If the battery voltage drops to the alarming level, the buzzer will start beep rapidly (once every sec) to remind the user that the capacity of battery is too low and the UPS will be shutdown automatically soon.
3.8 Turn off the UPS with mains (AC source) 1) To turn off the UPS, please press the ON/OFF button continuously for more than 1 second. 2) After pressing the button, UPS will have no output. If the mains power is normal, the Line LED will turn on. If there is no mains power, 10 seconds later, the numeric area of LCD display will be lighted in sequence, finally all the LCD and LED will be blackout, and UPS shutdown completely.
4. Maintenance 4.1 Maintenance Safety Instructions Please read the following safety instructions before maintenance! Maintenance Personnel This product must be maintained only by qualified professional personnel accord to safety instructions! Risk of electric shock No matter the UPS is connected to the mains power or not, the output may have electricity.
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Remove all jewellery, wristwatches, rings and other metal personal goods before maintenance or repair. Only use tools with insulated grips and handles when maintaining or repairing. Battery CAUTION: Only qualified personnel can replace the batteries! A battery can present a risk of electrical shock and high short circuit current.
When changing the batteries, replace them with the same quantity and the same type of batteries. Do not attempt to dispose the batteries by burning them as it could cause explosion. The batteries must be rightly deposed according to local regulation. Do not open or destroy the batteries.
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The common troubleshooting table: Warning/fault Buzzer alarm Signification Correction method code Decide by other Input line abnormal, wait for Line abnormal warning line resume Please check L/N and the Beep every 2 minute L/N connection reverse ground connection is OK Decide by other Input line abnormal, wait for Bypass abnormal...
4.3 Battery Maintenance The battery used for standard models are valve regulated sealed lead-acid maintenance free battery. It shall be charged regularly in order to maximize the expected life for the battery. When being connected to the mains power, whenever the UPS is turned on or not, the UPS keeps charging the batteries and also offers the protective function of overcharging and over-discharging.
5. Transport and Storage 5.1 Please transport the UPS only in the original packaging. 5.2 The UPS must be stored in the room where it is ventilated and dry.
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