Assmann Digitus DN-170093 User manual

ONLINE UPS SYSTEM
DN-170093・DN-170094・DN-170095・DN-170096
Manual
All rights reserved.
The information in this document is subject to change without notice.
Publish statement
Thank you for purchasing this series UPS.
This series UPS is an intelligent, single phase in single phase out, high frequency
online UPS designed by our R&D team who is with years of designing experiences on
UPS. With excellent electrical performance, perfect intelligent monitoring and
network functions, smart appearance, complying with EMC and safety standards,
The UPS meets the world’s advanced level.
Read this manual carefully before installation
This manual provides technical support to the operator of the equipment.

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Table of Contents
1. Important Safety Warning.......................................................................................3
1.1 Transportation....................................................................................................3
1.2 Preparation.........................................................................................................3
1.3 Installation..........................................................................................................3
1.4 Operation ...........................................................................................................4
1.5 Maintenance, service and faults........................................................................4
1.6 Symbols used in this guide.................................................................................5
2. Installation and setup..............................................................................................5
2.1 Unpack checking ................................................................................................5
2.2 Rear panel view..................................................................................................5
2.3 Installing the UPS ...............................................................................................6
2.4 UPS startup and turn off ..................................................................................15
2.5 Configuring battery settings.............................................................................15
2.6 Operation and display panel............................................................................16
3. Operations.............................................................................................................19
3.1 Button operation..............................................................................................19
3.2 Setup the UPS...................................................................................................20
3.3 LCD display.......................................................................................................21
3.4 UPS setting.......................................................................................................23
3.5 Operational status and mode(s) ......................................................................25
3.6 Alarm or fault reference code..........................................................................26
4. Troubleshooting.....................................................................................................27
5. Storage and Maintenance.....................................................................................30
6. Options ..................................................................................................................30
7. Specification ..........................................................................................................33

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1. Important safety warning
Important safety instructions –Save these instructions
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.
There exists dangerous voltage and high temperature inside the UPS. During the
installation, operation and maintenance, please abide the local safety instructions
and relative laws, otherwise it will result in personnel injury or equipment damage.
Safety instructions in this manual act as a supplementary for the local safety
instructions. Our company will not assume the liability that caused by disobeying
safety instructions.
1.1 Transportation
•Please transport the UPS system only in the original package to protect against
shock and impact.
1.2 Preparation
•Condensation may occur if the UPS system is moved directly from cold to warm
environment. The UPS system must be absolutely dry before being installed. Please
allow 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 near
heater.
•Do not block ventilation holes in the UPS housing.
1.3 Installation
•Do not connect appliances or devices which would overload the UPS system (e.g.
laser printers) to the 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
easily accessible and close to the UPS system.
•Please use only VDE-tested, CE-marked mains cable (e.g. the mains cable of your
computer) to connect the UPS system to the building wiring outlet (shockproof
outlet).
•Please use only VDE-tested, CE-marked power cables to connect the loads to the
UPS system.
•When installing the equipment, it should ensure that the sum of the leakage
current of the UPS and the connected devices does not exceed 3.5mA.

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1.4 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
protective earthing of the UPS system and of all connected loads.
•The UPS system features its own, internal current source (batteries). The UPS
output sockets or output terminals block may be electrically live even if the
UPS system is not connected to the building wiring outlet.
•In order to fully disconnect the UPS system, first press the OFF/Enter button to
disconnect the mains.
•Prevent no fluids or other foreign objects from inside of the UPS system.
1.5 Maintenance, service and faults
•The UPS system operates with hazardous voltages. Repairs may be carried out
only by 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 the battery and electrically live and dangerous.
•Before carrying out any kind of service and/or maintenance, disconnect the
batteries and verify that no current is present and no hazardous voltage exists
in the terminals of high capability capacitor such as BUS-capacitors.
•Only persons are adequately familiar with batteries and with the required
precautionary 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
input voltage. Hazardous voltages may occur between the battery terminals
and the ground. Before touching, please verify that no voltage is present!
•Batteries may cause electric shock and have a high short-circuit current.
Please take the precautionary measures specified below and any other
measures necessary when working with batteries:
－remove wristwatches, rings and other metal objects
－use only tools with insulated grips and handles.
•When changing batteries, install the same number and same type of batteries.
•Do not attempt to dispose of batteries by burning them. This could cause
battery explosion.
•Do not open or destroy batteries. Escaping electrolyte can cause injury to the
skin and eyes. It may be toxic.
•Please replace the fuse only with the same type and amperage in order to
avoid fire hazards.
•Do not dismantle the UPS system.

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1.6 Symbols used in this guide
WARNING!
Risk of electric shock
CAUTION!
Read this information to avoid equipment damage
2. 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.
2.1 Unpack checking
1. Don’t lean the UPS when moving it out from the packaging
2. Check the appearance to see if the UPS is damaged or not during the
transportation, do not switch on the UPS if any damage found.
Please contact the dealer right away.
3. Check the accessories according to the packing list and contact the dealer in
case of missing parts.
It includes:
1x UPS user’s guide
1x UPS Quickstart Guide
1x Software download license
1x USB cable
2x Power cord (input and output)
1x 19” installation bracket
2.2 Rear panel view
1 kVA/1.5 kVA:

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2 kVA:
3 kVA:
(1) Output receptacles (10 A)
(2) Battery terminal
(3) SNMP intelligent slot
(4) RJ45 data line Surge Protection
(5) RS-232 communication port
(6) AC input receptacle
(7) Input circuit breaker
(8) EPO
(9) USB
(10) Output receptacle (16 A)
2.3 Installing the UPS
•Rackmount installation
The UPS is supplied with 19-inch mounting brackets for installation in the server
rack. Mounting rails must be ordered separately (part number DN-170109).
The rails are adaptable for installation in 19" server racks with approx. 70~76 cm (27
to 30 inch) depth.

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CAUTION
The cabinet is heavy. Removing the cabinet from its carton requires a
minimum of two people.
If installing optional EBP(S), make sure to install the EBP(S) directly
below the UPS so that all wiring between the cabinets is installed
behind the front covers and inaccessible to users.
Note: Mounting rails are required for each individual cabinet.
(1) How to install the rail kit
a) Assemble the left and right rails to the rear rails as shown in Figure 1. Do
not tighten the screws. Adjust each rail size for the depth of your rack.
Figure 1: Securing the rails
b) Select the proper size in the rack for positioning the UPS (see Figure 2).
The railoccupies four positions on the front and rear of the rack.
c) Tighten four M5 Umbrella Nuts in the side of rail assembly (see Figure 1).
d) Fix one rail assembly to the front of the rack with one M5×12 pan-head
screw and one M5 cage nut. Using two M5 cage nuts and two M5×12 pan-
head screws, to fix the rail assembly to the rear of the rack.
Figure 2: Fixing the rails

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e) Repeat Steps 3 and 4 for the other rail assembly.
f) Tighten the four butterfly nuts in the middle of each rail assembly.
g) If installing optional cabinets, repeat Step 1 through Step 6 for each rail kit.
h) Place the UPS on a flat, stable surface with the front of the cabinet facing
to you.
i) Align the mounting brackets with the screw holes on each side of the UPS
and fix with the supplied M4×8 flat-head screws (see Figure 3).
Figure 3: Installing the mounting brackets
j) If installing optional cabinets, repeat Step 8 and 9 for each cabinet.
k) Slide the UPS and any other optional cabinets into the rack.
l) Secure the front of the UPS to the rack using one M5×12 pan-head screws
and one M5 cage nuts on each side (see Figure 4).Install the bottom screw
on each side through the bottom hole of mounting bracket and the
bottom hole of the rail.
Repeat for any optional cabinets.
Figure 4: Securing the front of the cabinet
m) Continue to the following section, “Rackmount Wiring Installation.
(2) Rackmount wiring installation
a) Installing the UPS, including connecting the UPS internal batteries
b) Connecting any Optional EBP(S)
•How to install the UPS
Note: Do not make unauthorized changes to the ups; otherwise, damage may
occur to your equipment and void your warranty.
Note: Do not connect the ups power cord to utility until after installation is
completed.

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a) Remove the front cover of each UPS
Press the cover side with LCD display, hold the other side and quickly
extract it, then extract the other side with display. (see Figure 5)
Note: A ribbon cable connects the LCD control cover to the UPS. Do not
pull on the cable or disconnect it.
When remove the cover, Operate as the following right Figure shows
instead of the left one. (see Figure 5)
Figure 5: Extract the UPS front cover
CAUTION
A small amount of arcing may occur when connecting the internal
batteries. This is normal and will not harm personnel. Connect the cables
quickly and firmly.
b) Connect the internal battery connector (see Figure 6). Connect red to red,
Press the connector tightly together to ensure a proper connection.
c) If you are installing EBPS, see the following section, “Connecting the
EBP(s),” before continuing with the UPS installation.
Figure 6: Connecting the UPS internal batteries

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d) Replace the UPS front cover
To replace the cover, verify that the ribbon cable is protected and (if EBPS
are installed) the EBP cable is routed through the knock out on the bottom
of the cover.
Put the front cover hooks of side with display to the cover port, put
another side to the other two ports, then press it until the cover and the
chassis are combined tightly.
Figure 7
e) If you are installing power management software, connect your computer
to one of the communication ports or optional connectivity card. For the
communication ports, usean appropriate cable.
f) If your rack has conductors for grounding or bonding of ungrounded metal
parts, connect the ground cable (not supplied) to the groundbonding
screw. See “Rear Covers” for the location of the ground bonding screw for
each model.
g) If an emergency power-off (disconnect) switch is required by localcodes,
see “Remote Emergency Power-off” (REPO) to install the REPO switch
before powering onthe UPS.
h) Continue to “UPS Startup”.
•Connecting the EBP(s)
(1) To install the optional EBP(s) for a UPS
a) Remove the front cover of each EBP and UPS (see Figure 8).
It is the same with the installation of the front cover. (Refer” To install the
UPS“)

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Figure 8: Removing the EBP Front Cover
b) On the bottom of the UPS front cover, remove the EBP cableknockout (see
Figure 9).
Figure 9: Removing the UPS Cable Knockout
c) For the bottom (or only) EBP, remove the EBP cable knockout on the top
of the EBP front cover. See Figure 10 for the location of the top EBP cable
knockout.
d) If you are installing more than one EBP, for each additional EBP remove
the EBP cable knockout on the top andbottom of the EBP front cover. See
Figure 10 for the location of the EBP cable knockouts.
CAUTION
A small amount of arcing may occur when connecting an EBP to the UPS.
This is normal and will not harm personnel. Insert the EBP cable into the
UPS battery connector quickly andfirmly.
e) Plug the EBP cable(s) into the battery connector(s) as shown inFigure 10.
Up to four EBPS may be connected to the UPS. Connect black to black,.
Press the connector tightly together to ensure a proper connection.
To connect a second EBP, unclip the EBP connector onthe first EBP and pull
gently to extend the wiring to the EBP connector on the second EBP.
Repeat for any additional EBPs.

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f) Verify that the EBP connections are tight and the adequate bendradius and
strain relief exist for each cable.
Figure 10: Typical EBP installation
g) Replace the EBP front cover.
To replace the cover, verify that the EBP cables are routed throughthe EBP
cover knockouts, cover connects with the cover hook near the left side of
the EBP cabinet. Repeat for each additional EBP.
It is the same with the installation of the front cover. (Refer ”how to install
the UPS”)
h) Verify that all wires connected between the UPS and EBP(s) are
installedbehind the front covers and not accessible to users.
i) Return to Step4 to continue the UPS installation.
•Rackmount converted to tower installation
(1) Rackmount converted to tower plasticbase installation
① Two plastic base brackets
② Flatten it after intercrossing
Intercross as following figure:
③ If an EBP is needed to be placed in the middle, the assembly of plastic base is
similar (Figure 11). The difference is that two 1U plastic base extended boards are
added in the middle. (as the following shows)

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Figure 12: Increase EBP plasticbase installation
(2) Rackmount converted to Tower LCD Display plasticbase installation

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•The installation between UPS and EBPS can be referred to Figure 14
Figure 14: The installation for UPS and battery boxes
Figure 15: Long backup external battery connection

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a) Install the base, then place the RT UPS on the base one by one as Figure 13
shows.
b) The cover installation and cable connection of the UPS and EBPS are the same
as RT. (To install the optional EBP(s) for a UPS)
2.4 UPS startup and turn off
•Startup operation
(1) Turn on the UPS in line mode
Note: Verify that the total equipment ratings do not exceed the UPS capacity
to prevent an overload alarm.
a) Once mains power is plugged in, the UPS will charge the battery, at
the moment, the LCD shows that the output voltage is 220, which
means the UPS automatic ally tart the inverter. If it is expected to
change to bypassmodel, you can Press “OFF” key.
b) Press and hold the ON key for more than three seconds to start the
UPS, then it will start the inverter.
c) Once started, the UPS will perform a self-test function, LED will light
and go out circularly and orderly. When the self-test finishes, it will
come to line mode, the corresponding LED lights, the UPS is working
in line mode.
(2) Turn on the UPS by DC without mains power
a) When mains power is disconnected, press and hold the ON key for
more than half a second to start UPS.
b) The operation of the UPS in the process of start is almost the same
as that when mains power is in. After finishing the self-test, the
corresponding LED lights and the UPS is working in battery mode.
•Turn off operation
(1) Turn off the UPS in line mode
a) Press and hold the OFF key for more than half a second to turn off the
UPS and inverter.
b) After the UPS shutdown, the LEDs go out and there is no output. If
output is needed, you can set bps “ON” onthe LCD setting menu.
(2) Turn off the UPS by DC without mains power
a) Press and hold the OFF key for more than half a second to turn off the
UPS.
b) When turning off the UPS, it will do self-testing firstly. The LEDs light and
go out circularly and orderly until there is no display on the cover.
2.5 Configuring battery settings
•Set the UPS for the number of EBPs installed
To ensure maximum battery runtime, configure the UPS for the correct number
of EBPs, refer to Table 8 for the appropriate setting of battery numbers and type.
Use the up and down scroll keys to select the number of battery stringsaccording
to your UPS configuration:

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All UPS and EBP cabinets
Number of battery strings
UPS only (internal batteries)
1 (default)
UPS + 1 EBP
3
UPS + 2 EBPs
5
UPS + 3 EBPs
7
UPS + 4 EBPs
9
Note: The UPS contains one battery string; each EBP contains two battery strings.
2.6 Operation and display panel
The operation and display panel, shown in below chart, is on the front panel of the
inverter. It includes three indicators, four function keys and a LCD display, indicating
the operating status and input/output power information.
① LED (from right to left: “alarm”, “bypass”, “battery”, “inverter”)
② On-Line UPS LCD display
③ Function keys
①
②
③

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LED indicator
Indicator
Description
Red
ON: The UPS has an active alarm or
fault
Yellow
The UPS is in Bypass mode.
ON: The UPS is operating normally on
bypass during High Efficiency operation.
Yellow
ON: The UPS is in Battery mode.
Green
ON: The UPS is operating normally.
Note: When power on or startup, these indicators will turn on and off sequentially.
Note: On different operation modes, these indicators will indicate differently.
Function Keys
Function key
Description
ESC/OFF
To exit setting mode or turn off the UPS
UP
To go to previous selection or turn on the UPS
DOWN
To go to next selection
ENTER/ON
To confirm the selection in setting mode or enter
setting mode
LCD Display Icons

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Icon
Function/Description
Input source information
Indicates the AC input
Indicates input voltage, input frequency, PV voltage, battery
voltage and temperature
Configuration program and fault information
Indicates the settings programs
Indicates the warning and fault codes
Warning: flashing with warning code
Fault: flashing with fault code
Output information
Indicate output voltage, output frequency, load percent, load
in VA, load in Watt and discharging current.
Battery information
Indicates battery level by 0-24%, 25-49%, 50-74% and 75-
100% in battery mode and charging status in line mode.
In AC mode, it will present battery charging status.
Status
Battery capacity
LCD displays
Constant Current mode
0 –24 %
4 bars will flash in turns
25 –49 %
Bottom bar will be on
and the other three bars
will flash in turns
50 –74 %
Bottom two bars will be
on and the other two
bars will flash in turns
75 –100 %
Bottom three bars will
be on and the top bar
will flash
Load information
Indicates overload

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Indicates the load level by 0 –24%, 25 –49%, 50 –74%, 75 –
100%
0 –24 %
25 –49 %
50 –74 %
75 –100 %
Mode operation information
Indicates unit connects to the mains
Indicates load is supplied by utility power
Indicates the utility charger circuit is working
Indicates the DC/AC inverter circuit is working
Mute operation
Indicates unit alarm is disabled
3. Operations
3.1 Button operation
Button
Function
ON/ENTER
•Turn on the UPS: Press and hold ON
button for at least 2 seconds to turn
on the UPS.
•Confirm current settings: When the
UPS enters the setting mode, must
press this button to confirm the
settings value what you want, next
press up/down button to change
settings information
•Out off bypass mode: when the UPS
enter to bypass mode, press and
hold this button it will switch to
normal mode.
OFF/ESC
•Turn off the UPS: Press and hold this
button at least 2 seconds to turn off
the UPS in battery mode. UPS will
be in standby mode under power
normal or transfer to Bypass mode if
the Bypass enable setting by
pressing this button.
•Exit setting mode:Press this button

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to exit setting mode when in UPS
setting mode,but save nothing.
UP
•Up key: Press this button to display
previous selection in UPS setting
mode.
DOWN
•Down key: Press this button to
display next selection in UPS setting
mode.
•To confirm selectionand exit setting
mode:Press this button to confirm
selection and exit setting mode
when LCD display the last selection
in UPS setting mode.
UP + DOWN
•Setting mode: Press and hold this
button for 5 seconds to enter UPS
setting mode.
3.2 Setup the UPS
Step 1: UPS input connection
Plug the UPS into a two-pole, three-wire, grounded receptacle only. Avoid using
extension cords.
•For 208/220/230/240VAC models: The power cord is supplied in the UPS package
Step 2: UPS output connection
•For socket-type outputs, simply connect devices to the outlets.
•For terminal-type input or outputs, please follow below steps for the wiring
configuration:
a) Remove the small cover of the terminal block
b) Suggest using AWG14 or 2.1mm2 power cords for 3KVA
(208/220/230/240VAC models).
c) Upon completion of the wiring configuration, please check whether the wires
are securely affixed.
d) Put the small cover back to the rear panel.
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