PowerWalker VI CW Series Uninterruptible Power Supply System User Manual

PowerWalker VI CW Series Uninterruptible Power Supply System

Important Safety Warning

Please comply with all warnings and operating instructions in this manual strictly. Save this manual properly and read carefully the following instructions before installing the unit. Do not operate this unit before reading through all safety information and operating instructions carefully

Transportation

• Please transport the UPS system only in the original package to protect against shockand impact.

Preparation

• Condensation may occur if the UPS system is moved directly from cold to warmenvironment. The UPS system must be absolutely dry before being installed. Pleaseallow at least two hours for the UPS system to acclimate the environment.
• Do not install the UPS system near water or in moist environments.
• Do not install the UPS system where it would be exposed to direct sunlight or nearheater.
• Do not block ventilation holes in the UPS housing.

Installation

• Do not connect appliances or devices which would overload the UPS system tothe UPS output sockets.
• Place cables in such a way that no one can step on or trip over them.
• Do not connect domestic appliances such as hair dryers to UPS output sockets.
• The UPS can be operated by any individuals with no previous experience.
• Connect the UPS system only to an earthed shockproof outlet which must be easilyaccessible and close to the UPS system.
• Please use only VDE-tested, CE-marked (or UL-marked for 110/115/120/127 VACmodels) mains cable (e.g. the mains cable of your computer) to connect the UPSsystem to the building wiring outlet (shockproof outlet).
• Please use only VDE-tested, CE-marked (or UL-marked for 110/115/120/127 VACmodels) power cables to connect the loads to the UPS system.
• When installing the equipment, it should ensure that the sum of the leakage currentof the UPS and the connected devices does not exceed 3.5mA.
• Temperature Rating – Units are considered acceptable for use in a maximumambient of 40°C (104°F).
• For Pluggable Equipment – The socket-outlet shall be installed near the equipmentand shall be easily accessible.

Operation

• Do not disconnect the mains cable on the UPS system or the building wiring outlet(shockproof socket outlet) during operations since this would cancel the protectiveearthing of the UPS system and of all connected loads.
• The UPS system features its own, internal current source (batteries). The UPS outputsockets or output terminals block may be electrically live even if the UPS system is notconnected to the building wiring outlet.
• In order to fully disconnect the UPS system, first press the OFF/Enter button todisconnect the mains.
• Prevent no fluids or other foreign objects from inside of the UPS system.

Maintenance, service and faults

• The UPS system operates with hazardous voltages. Repairs may be carried out onlyby qualified maintenance personnel.
• Caution – risk of electric shock. Even after the unit is disconnected from the mains(building wiring outlet), components inside the UPS system are still connected to thebattery and electrically live and dangerous.
• Before carrying out any kind of service and/or maintenance, disconnect the batteriesand verify that no current is present and no hazardous voltage exists in the terminalsof high capability capacitor such as BUS-capacitors.
• Only persons are adequately familiar with batteries and with the requiredprecautionary measures may replace batteries and supervise operations.Unauthorized persons must be kept well away from the batteries.
• Caution – risk of electric shock. The battery circuit is not isolated from the inputvoltage. Hazardous voltages may occur between the battery terminals and theground. Before touching, please verify that no voltage is present!
• Caution – Do not dispose of batteries in a fire. The batteries may explode.
• Caution – Do not open or mutilate batteries. Released electrolyte is harmful to theskin and eyes. It may be toxic.
• a) Batteries may cause electric shock and have a high short-circuit current. Pleasetake the precautionary measures specified below and any other measuresnecessary when working with batteries: Remove watches, rings, or other metalobjects.
• b )Use tools with insulated handles.
• c) Wear rubber gloves and boots.
• d) Do not lay tools or metal parts on top of batteries.
• e )Disconnect charging source and load prior to installing or maintaining thebattery.
• f) Remove battery grounds during installation and maintenance to reducelikelihood of shock. Remove the connection from ground if any part of thebattery is determined to be grounded.
• When changing batteries, install the same number and same type of batteries.

• For UPS with internally mounted battery
• a) Instructions shall carry sufficient information to enable the replacement of thebattery with a suitable manufacturer and catalogue number.
• b) Safety instructions to allow access by Service Personnel shall be stated in theinstallation/service handbook.
• c) If batteries are to be installed by Service Personnel, instructions forinterconnections, including terminal torque, shall be provided.
• Do not attempt to dispose of batteries by burning them. This could cause batteryexplosion.
• Do not open or destroy batteries. Escaping electrolyte can cause injury to the skinand eyes. It may be toxic.
• Please replace the fuse only with the same type and amperage in order to avoid firehazards.
• Do not dismantle the UPS system.
• WARNING: This is a category C2 UPS product. In a residential environment, thisproduct may cause radio interference, in which case the user many be required to takeadditional measures. (only for 220/230/240 VAC system)

Only for 110/115/120/127 VAC system

• NOTE: This equipment has been tested and found to comply with the limits for a Class Adigital device, pursuant to part 15 of the FCC Rules. These limits are designed to providereasonable protection against harmful interference when the equipment is operated in acommercial environment. This equipment generates, uses, and can radiate radiofrequency energy and, if not installed and used in accordance with the instructionmanual, may cause harmful interference to radio communications. Operation of thisequipment in a residential area is likely to cause harmful interference in which case theuser will be required to correct the interference at his own expense.
• WARNING: Changes or modifications not expressly approved by the party responsiblefor compliance could void the user’s authority to operate the equipment.

Installation And Setup

NOTE: Before installation, please inspect the unit. Be sure that nothing inside the package is damaged. Please keep the original package in a safe place for future use.

Rear panel view

IEC Type

NEMA Type

1. Programmable outlets: connect to non-critical loads.
2. Output receptacles: connect to mission-critical loads.
3. AC input
4. Emergency power off function connector (EPO)
5. USB communication port
6. RS-232 communication port
7. SNMP intelligent slot
8. External battery connector Output terminal

Operating principle

The operating principle of the UPS is shown as below.

The UPS is composed of mains input, EMI/RFI filters, inverter, battery charger, DC-to-DC converter, battery, AVR TX and UPS output

Setup the UPS

Before installing the UPS, please read below to select proper location to install UPS.

1. UPS should be placed on the flat and clean surface. Place it in an area away from vibration, dust, humidity, high temperature, flammable liquids, gases, corrosive and conductive contaminants. Install the UPS indoors in a clean environment, where it is away from window and door. Maintain minimum clearance of 100mm in the bottom of the UPS to avoid dust and high temperature.
2. Maintain an ambient temperature range of 0ºC to 45ºC for UPS optimal operation. For every 5ºC above 45ºC, the UPS will derate 12% of nominal capacity at full load. The highest working temperature requirement for UPS operation is 50ºC.
3. It’s required to maintain maximum altitude of 1000m to keep UPS normal operation at full load UPS. If it’s used in high altitude area, please reduce connected load. Altitude derating power with connected loads for UPS normal operation is listed as below:
4. Place UPS: It’s equipped with fan for cooling. Therefore, place the UPS in a well-ventilated area. It’s required to maintain minimum clearance of 100mm in the front of the UPS and 300mm in the back and two sides of the UPS for heat dissipation and easy-maintenance.

Step 1: UPS input connection
Plug the UPS into a two-pole, three-wire, grounded receptacle only. Avoid using extension cords.

Step 2: UPS output connection
There two kinds of outputs: programmable outlets and general outlets. Please connect non-critical devices to the programmable outlets and critical devices to the general outlets. During power failure, you may extend the backup time to critical devices by setting shorter backup time for non-critical devices.

Step 3: Communication connection Communication port

To allow for unattended UPS shutdown/start-up and status monitoring, connect the communication cable one end to the USB/RS-232 port and the other to the communication port of your PC. With the monitoring software installed, you can schedule UPS shutdown/start-up and monitor UPS status through PC.
The UPS is equipped with intelligent slot perfect for either SNMP or AS400 card. When installing either SNMP or AS400 card in the UPS, it will provide advanced communication and monitoring options.

Step 4: Disable and enable EPO function
This UPS is equipped with EPO function. By default, the UPS is delivered from factory with Pin 1 and pin 2 closed (a metal plate is connected to Pin 1 and Pin2) for UPS normal operation. To activate EPO function, remove two screws on EPO port and green connector will be removed.
Note: The EPO function logic can be set up via LCD setting. Please refer to program 8 in UPS setting for the details.

Step 5: Turn on the UPS
Press the ON/Mute button on the front panel for two seconds to power on the UPS.
Note: The battery charges fully during the first five hours of normal operation. Do not expect full battery run capability during this initial charge period.

Step 6: Install software

For optimal computer system protection, install UPS monitoring software to fully configure UPS shutdown. Use supplied RS-232 or USB communication cable to connect RS-232/USB port of UPS and RS-232/USB port of PC. Then, follow below steps to install monitoring software.

1. Insert the included installation CD into CD-ROM drive and then follow the on-screeninstructions to proceed software installation. If there no screen shows 1 minute afterinserting the CD, please execute setup.exe file for initiating software installation.
2. Follow the on-screen instructions to install the software.
3. When your computer restarts, the monitoring software will appear as an orange plug iconlocated in the system tray, near the clock.

Operations

Button operation

LCD Panel

Audible Alarm

• Battery Mode: Sounding every 10 seconds
• Low Battery: Sounding every 2 seconds
• Overload: Sounding every second
• Fault: Continuously sounding

LCD display wordings index

UPS Setting

There are two parameters to set up the UPS.
Parameter 1: It’s for program alternatives. Refer to below table.
Parameter 2 is the setting options or values for each program.

Output voltage setting

Programmable outlets enable/disable

Interface /Setting

Parameter 2: Enable or disable programmable outlets.
ENA: Programmable outlets enable
DIS: Programmable outlets disable (Default)

Programmable outlets setting

Interface /Setting

Parameter 2: Set up backup time limits for programmable outlets.
0-999: setting the backup time limits in minutes from 0-999 for programmable outlets which connect to non-critical devices on battery mode. (Default: 999)

Maximum charger current setting

Interface /Setting

Parameter 2: Set up the charger maximum current.
1/2/4/6/8: setting the maximum charger current at 1/2/4/6/8 Ampere. (Default: 8A)
Note: This setting is only effective for super charger.

Autonomy limitation setting

Interface/Setting

Parameter 2: Set up backup time on battery mode for general outlets.
0-999: setting the backup time in minutes from 0-999 forgeneral outlets on battery mode.
DIS: Disable the autonomy limitation and the backup timewill depend on battery capacity. (Default)
Note: When setting as “0”, the backup time will be only10 seconds.

Battery total AH setting

Interface/Setting

Parameter 2: Set up the battery total AH of the UPS.
7-999: setting the battery total capacity from 7-999 in AH.Please set the correct battery total capacity if externalbattery bank is connected.

EPO logic setting

Interface/Setting

Parameter 2: Set up the EPO function control logic.
AO: Active Open (Default). When AO is selected as EPO logic, it will activate EPO function with Pin 1 and Pin 2 in open status.
AC: Active Close. When AC is selected as EPO logic, it will activate EPO function with Pin 1 and Pin 2 in close status.

Exit setting

Interface/Setting

Exit the setting mode.

Steps for setting programmable outlet

Step 1:
Before entering setting mode, the UPS should be in Stand-by mode (off- charging) and make sure the battery is connected. The LCD display is shown as right.

Step 2:
Press and hold the “Selection” button for 3 seconds to enter Setting mode.

Step 3:
Press the “Up“ button (ON/MUTE) to switch to “02” of program list. Then press “Enter“ button to enter value setting of parameter 2.Press the “Up” button to change the value to “ENA” to enablethe programmable outlet function. Then press “Enter” buttonagain to confirm the setting.

Step 4:
Press the “Up“ button (ON/MUTE) again to switch to “03” of program list. Then press “Enter“ button for setting programmable outlet time. Push “Up” button to change the value of backup time according your demand. Then press “Enter” to confirm the setting.

Step 5:
Press “Up“ button (ON/MUTE) to switch to “00” of program list. Then press “Enter” button to exit setting menu.

Step 6:
Disconnect AC input and wait until the LCD display is off. The new setting will be activated when turning on the UPS again.

Operating Mode Description

Operating mode Description LCD display

ECO mode

When the input voltage is within voltage regulated range, UPS will power the output directly from the mains. ECO is an abbreviation of Efficiency Corrective Optimizer. In this mode, when battery is fully charged, the fan will stop working for energy saving.

Buck mode when AC is normal.

When the input voltage is higher than the voltage regulation range but lower than high loss point, the buck AVR will be activated.

Boost mode when AC is normal.

When the input voltage is lower than the voltage regulation range but higher than low loss point, the boost AVR will be activated.

Battery mode

When the input voltage is beyond the acceptable range or power failure, UPS will backup power from battery and alarm is sounding every 10 seconds.

Standby mode

UPS is powered off and no output supply power, but still can charge batteries.

Fault mode

When a fault occurs, the ERROR icon and the fault code will be displayed.

Faults Reference Code

Warning indicator

NOTE: “Site Wiring Fault” function can be enabled/disabled via software. Please check software manual for the details.

Troubleshooting

If the UPS system does not operate correctly, please solve the problem by using the table below.

Storage and Maintenance

Operation
The UPS system contains no user-serviceable parts. If the battery service life (3~5 years at 25°C ambient temperature) has been exceeded, the batteries must be replaced. In this case, please contact your dealer.

Be sure to deliver the spent battery to a recycling facility or ship it to your dealer in the replacement battery packing material.

Storage
Before storing, charge the UPS 5 hours. Store the UPS covered and upright in a cool, dry location. During storage, recharge the battery in accordance with the following table

Specifications

• Only available for 208/220/230/240VAC system.
• Product specifications are subject to change without further notice.

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