User Manual

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POWERWALKER

USER’S MANUAL

VFI Rack 1K/2K/3KVA (LED/LCD)

Uninterruptible Power Supply

CONTENTS

1. INTRODUCTION .............................................……........ 1

2. SAFTY INSTRUCTION...................……...…………….... 2

3. SYSTEM DESCRIPTION..........................……......…..... 4

4. CABLE CONNECTION ..............................…….......…... 13

5. OPERATION ................................................……........... 14

6. TROUBLE SHOOTING GUIDE.......................…….....… 15

7. OPERATION MODES OF THE UPS ..............……........ 17

8. COMPUTER INTERFACE ...........................……........... 19

9. SPECIFICATIONS (Tower Case)…........…………..…..... 21

10. SPECIFICATIONS (Rack Mount Case)…........……….. 22

Summary of content (11 pages)

PAGE 1
POWERWALKER USER’S MANUAL CONTENTS 1. INTRODUCTION .............................................……........ 1 2. SAFTY INSTRUCTION...................……...…………….... 2 3. SYSTEM DESCRIPTION..........................……......…..... 4 4. CABLE CONNECTION ..............................…….......…... 13 5. OPERATION ................................................……........... 14 6. TROUBLE SHOOTING GUIDE.......................…….....… 15 7. OPERATION MODES OF THE UPS ..............……........ 17 8.
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1. INTRODUCTION 2. SAFTY INSTRUCTION 1.1 General Description 2.1 Transporting The continuity of electrical power is an essential requirement for critical load 1. Disconnect all power cables if necessary. operations .The Uninterruptible Power System (UPS) is designed to meet the 2. Be careful not to damage the UPS while transporting. user‘s need of present computer, server and the equipment of office 3. Don‘t move the UPS upside down. automation that make the UPS more compact and less noisy. 4.
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. SYSTEM DESCRIPTION 2.4 Operation 1. Do not disconnect the mains cable on the UPS system or the building wiring 3.1 Front Panel socket outlet during operations since this would cancel the protective earthing of the UPS system and of all connected loads. 2. The UPS has its own internal power source (batteries). The output terminals LED Version 1 2 3 4 may be live even when the UPS is not connected to the AC supply. 3. Ensure that no fluids or other foreign objects can enter the UPS system. 2.
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time to disable the buzzer. 5~9. Load & Battery Capacity LEDs: (a) No. 5 to 8 LED is green color and No. 9 (used as warning LED for (c) When UPS is in operation this key is pressed with the Off key simultaneously for 3 seconds, the UPS will be switched off after two overload or battery low) is yellow. (b) These LEDs show the load % of the UPS if the mains power is available (in normal operation). LEDs light up to indicate the following beeps 13.
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4. Enter-Key: it is pressed with the LCD Select Down-key to turn on the UPS. In battery operation mode, press it with LCD Select Up-key at the same time 3.2 Outline Description LED -- 1KVA / 2KVA / 3KVA Rack Mount Case to disable the buzzer. Beside, it is pressed to confirm and enter the item selected. 5. Fault LED (red): To indicate the UPS is in fault condition because of inverter shutdown or over-temperature. 6.
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LCD -- 1KVA / 2KVA / 3KVA Rack Mount Case 1KVA Rack Mount Case 1. Fax / Modem (Surge Protection) 6. SNMP Intelligent Slot (Option) 2. DB 9 (RS-232) Interface Port 7. Fan 8. Remote Control 3. Input Socket (Mini LCD for LED panel only, Option) 4. Remote Control 9. Breaker (Detachable LCD Panel, Option) 5. External Battery Socket 10 10.
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4. CABLE CONNECTION 2KVA / 3KVA Rack Mount Case 1. Input Socket 2. Remote Control (Detachable LCD Panel, Option) 4.1 Inspection 7. SNMP Intelligent Slot (Option) 1. The system may be installed and wired only by qualified electricians in accordance with applicable safety regulations. 8. Fax / Modem (Surge Protection) 2. When installing the electrical wiring, please note the nominal amperage of your incoming feeder. 3. External Battery Socket 9. Output Socket (NEMA or IEC) 4. Output Terminal 10.
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5. OPERATION 6. TROUBLE SHOOTING GUIDE 5.1 Check Prior to Start Up 1. Ensure the UPS is in a suitable positioning. 6.1 UPS Status and Action The description of the following guideline may be helpful in problem solving. 2. Check input cord is secured. 3. Make sure the load is disconnected or in the “OFF” position. No. UPS STATUS ACTION 4. Check if input voltage meets the UPS rating required. AC utility power is normal. UPS is running 5.
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7. OPERATION MODES OF THE UPS No. UPS STATUS ACTION 7.1 UPS System Block Diagram If AC utility power fails, reduce the less critical 6 AC utility power fails .The load is load in order to extend supplied by battery power. Buzzer alarm backup time. If it is not sounds every 4 seconds. abnormal power failure, please check the rated input or connected line. AC utility fails. UPS is in battery backup 7 mode and battery power is approaching low level. Buzzer alarm beeps every second.
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7.3 AC Utility Failure 8. COMPUTER INTERFACE The AC output comes from battery, passing through DC/AC inverter and static switch within the battery backup time. 8.1 communication interface The communication interface (DB9 port) on the back of the UPS may be connected to a host computer. The port provides two different modes for communicating with the computer like below. 1. Supply dry contact function (like RUPS of Megatec Company) The port simulates relays closing to communicate with the computer.
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DB9 PIN Assignment SPECIFICATIONS (Rack Mount Case) Rated Power PIN 2: RS232 RXD Capacity 1KVA / 700W Voltage PIN 3: RS232 TXD Input PIN 5: GND Frequency Voltage, Frequency 50Hz or 60Hz +/- 4Hz 0.95 0.97 Single phase 220Vac +/- 2% (230V or 240V re-settable via LCD panel), 50Hz or 60Hz +/-0.