Delta N-6K User Manual
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Delta N-6K User Manual

N series
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N series
USER MANUAL
6-10KVA
ONLINE
Uninterruptible Power Supply

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Summary of Contents for Delta N-6K

  • Page 1 N series USER MANUAL 6-10KVA ONLINE Uninterruptible Power Supply...

  • Page 2: Table Of Contents

    CONTENT IMPORTANT SAFETY INSTRUCTIONS .........................1 INTRODUCTION ..............................3 2-1 FUNCTIONS AND FEATURES..........................3 2-2 FRONT CONTROL PANEL..........................4 2-3 REAR CONTROL PANEL ..........................5 3. TECHNICAL DATA ..............................7 4. INSTALLATION.................................10 4-1 UNPACKING AND INITIAL INSPECTION .......................10 4-2 STORAGE AND BATTERY MAINTENANCE....................10 4-3 PLACEMENT..............................10 4-4 HANDLING ...............................12 5.

  • Page 3: Important Safety Instructions

    1. IMPORTANT SAFETY INSTRUCTIONS  This manual contains important instructions for the unit that should be followed during installation and maintenance of the UPS and batteries.  Install the on line UPS in a well ventilated area, away from flammable liquids and gases. Do not let the unit come in contact with water.
  • Page 4  Do not open or mutilate the battery or batteries. Released electrolyte is harmful to the skin and eyes. It may be toxic.  A battery can present a risk of electric shock and chemical hazard. The following precaution should be observed when working on batteries. * Remove watches, rings or other metal objects.

  • Page 5: Introduction

    2. INTRODUCTION 2-1 FUNCTIONS AND FEATURES  A True ON LINE design. The UPS insures the critical power protection for your mission-critical equipment at all times.  Wide input range of power supply that reduces discharge rate of battery.  A smart charger design for auto equalizing charge to shorten charging time. ...
  • Page 6 2-2 FRONT CONTROL PANEL NORMAL BATTERY BYPASS FAULT FRONT CONTROL PANEL 1. INVERTER ON BUTTON Press the “ON” button for 3 seconds to activate the inverter. 2. INVERTER OFF BUTTON Press the “OFF” button for more than 3 seconds to disable the inverter. 3.

  • Page 7: Front Control Panel

    Display any abnormality condition happened on UPS. 2-3 REAR CONTROL PANEL BATT. NO. EMERGENCY POWER OFF RS-232 SNMP CONTACT INPUT BREAKER MANUAL BYPASS 240VDC 20A 6KVA...
  • Page 8 BATT. NO. EMERGENCY POWER OFF RS-232 SNMP CONTACT BATT. NO. EMERGENCY POWER OFF MANUAL BYPASS RS-232 SNMP CONTACT 240VDC 40A MANUAL BYPASS 240VDC 40A 12KVA...
  • Page 9 (1). MANUAL BYPASS SWITCH: To change power load from static bypass to directive bypass while maintaining UPS without any power interruption. (2). INPUT TERMINALS: To connect the AC mains input. (3). OUTPUT TERMINALS: Connection of the load terminals is supported by UPS. (4).

  • Page 10: Technical Data

    3. TECHNICAL DATA Model 6KVA 12KVA 1. Power 1.1 Power (VA) 6000VA 12000VA 1.2 Power (W) PF=0.7 4200W 8400W Sine wave 2. Output Waveform 3. Input 3.1 Input Voltage 220Vac, single phase 3.2 Input Current 27.3A 54.5A  200A - Inrush Current ...
  • Page 11 Model 6KVA 12KVA 5. Battery & Charger 5.1 Types Sealed Lead Acid 12Vdc battery x 20 PCS 5.2 Number of Battery 30A/600V x 2pcs FUSE 5.3 Protection Floating 271Vdc/ Boost 280Vdc 5.4 Recharge Voltage 5.5 Recharge Current 8Hrs 90 0.7A at 250Vdc (175W) 1.4A at 250Vdc (350W) - Standard Mode 5.6 Battery Leakage Current...
  • Page 12 Model 6KVA 12KVA 9. Connection 9.1 Input Terminal Block 60A/600V 4 Pin x1 9.2 Output Terminal Block 60A/600V 7 Pin x1 9.3 Extended Battery I/P Socket 10. Manual Bypass Switch Function 11. Outlook 11.1 Dimension 581mm/22.87 inches - Depth (D) 280mm/11.02 inches - Width (W) 761mm/29.96 inches...

  • Page 13: Installation

    4. INSTALLATION 4-1 UNPACKING AND INITIAL INSPECTION Carefully unpack and inspect the UPS upon receipt. If there is damage or anything is missing from the shipment, contact the dealer from whom you purchased the unit and save the packaging for future shipment. The packaging is recyclable, save the box and packing material for reuse.
  • Page 14 Required Protective Devices and Cable Selection: Refer to the following table on recommended cable and upstream protection: Model Rated Input Cable Rated Output Cable Upstream Circuit-Breaker 6 KVA 8AWG or 8mm 8AWG or 8mm D curve – 40A 12 KVA 6AWG or 14mm 6AWG or 14mm D curve –...

  • Page 15: Handling

    4-4 HANDLING  The unit is fitted with wheels for moving it over a short distance. It is stabilized by four feet at both side. For safety reason, secure the unit by releasing the feet. Refer to Fig.1&2 or Fig.1&3 ...

  • Page 16: Operation

    5. OPERATION 5-1 POWER ON/OFF INVERTER Power on Inverter Switch on the AC input breaker on rear control panel, and the load will be energized.  When the AC input is normal, press the inverter “ON” button on front control panel for 3 seconds.

  • Page 17: Error Messages

    After diagnostic test, the load is supplied by the inverter; if the diagnostic test fails, the error messages will be shown as below. ERROR MESSAGES BAD BATTERY BAD BATTERY SHUT DOWN CHARGER FAILURE CHARGER FAILURE SHUT DOWN DC BUS FAILURE DC BUS FAILURE SHUT DOWN INVERTER FAILURE...

  • Page 18: Lcd Function Selection Switch

    5-2 LCD FUNCTION SELECTION SWITCH In BYPASS/ECONOMIC/ON LINE/BATTERY mode, press the up (↑) or down (↓) button on front control panel to view different power readings on LCD. OPERATION IN BYPASS MODE OPERATION IN ECONOMY MODE BYPASS MODE ECONOMY MODE LOAD = XXX% X.XXKW LOAD = XXX% X.XXKW PRESS SELECT KEY...

  • Page 19: Parameter Set-Up Mode

    5-3 PARAMETER SET-UP MODE Press both up (↑) and down (↓) buttons altogether for 3 seconds, then the UPS will enter SET-UP mode. SET-UP MODE UPS SET-UP EXIT ENTER OUTPUT VOLTAGE SCROLL SELECT OUTPUT VAC=220V SCROLL SELECT Se l e c t out put vol t a ge Re t r un t o s e t i ni t i a l OUTPUT VAC=230V SCROLL...
  • Page 20 TRANSFER ON BYPASS TRANSFER SCROLL SELECT SCROLL SELECT Se l e c t out put f r e que nc y Re t ur n t o s e t i ni t i a l TRANSFER OFF SCROLL SELECT Se l e c t e c onomy mode Re t ur n Re t ur n t o s e t i ni t i a l...

  • Page 21: Operation On Bypass Voltage Beyond Allowable Range

    5-4 OPERATION ON BYPASS VOLTAGE BEYOND ALLOWABLE RANGE The UPS can automatically detect the voltage in bypass mode. The protection range is +15%~-20%. When the bypass voltage is beyond protection range, the UPS will not supply output power to the load. When the bypass voltage is higher than 115% of rating voltage, the UPS will alarm and will not supply output power to the load.

  • Page 22: Verifying The Battery Status

    5-6 VERIFYING THE BATTERY STATUS The battery status is shown as below: Battery Status Buzzer of Back-up Status LCD Display Full BATTERY mode Beep per 2 seconds BATT=   Low battery Beep per 0.5 second shutdown imminent Under Long beep Battery under shutdown 5-7 OPERATION OF MANUAL BYPASS SWITCH The manual bypass switch is used for maintenance.

  • Page 23: Communication Interface

    A 9-pin female SUB-D connector is provided on rear panel of UPS to transmit the UPS signals to the computer. Using the Delta “UPSenrty Smart 2000” software allows users to check the power status. The details on signals are shown as below.

  • Page 24: Dry Contact

    6-3 DRY CONTACT The sub-D communication port (9-pin female type) is used for powering on/off the UPS by external control signal. UPS can also transmit its status through this port. Refer to the following Dry contact table. Pin 8, 3 Pin 1,3 Pin 6, 3 Pin 5, 3...

  • Page 25: Snmp Card (Optional)

    6-4 SNMP CARD (OPTIONAL) SNMP network interface is a powerful tool for remote control and UPS monitoring. B ATT. NO. E MERG ENCY P OWER OFF RS-232 S NMP CONTACT BYPASS MANUAL BYPASS INP UT B REAKER 2 40VDC 35.6A NOTE: For more information on SNMP CARD, contact your local dealer.

  • Page 26: Detection For Quantity Of External Battery Pack

    6-5 DETECTION FOR QUANTITY OF EXTERNAL BATTERY PACK When the UPS is connected with Delta’s standard battery packs, you can detect the total battery capacity by linking the UPS to the battery pack. BATTERY 2 BATTERY 1 NOTE: This function can detect maximum two external battery packs.
  • Page 27 www.deltaww.com...

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N-12k

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