Stryten Energy M Series User manual

M-SERIES
M-SERIES
Operang Instrucons and
Safety Precauons for
Stryten Energy
EHF Series Chargers
EHF

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SAFETY
Only a trained person should operate this equipment. The
input and output voltages used with this equipment may
be high enough to endanger life, so insulated, shrouded
connectors must be ed.
Please read this manual completely and convey instrucons
to all personnel concerned. Keep the manual in a safe and
convenient place.
It is advisable to thoroughly read the informaon on baery
safety supplied with the baery, prior to charging.
Towards the end of charge, lead acid baeries give
o hydrogen gas, which is explosive if in sucient
concentraon, therefore avoid ames and sparks.
Appropriate measures must be taken to ensure adequate
venlaon.
Incorrect use of a charger or maladjustment of its controls
can damage a baery. The equipment has been factory set
and does not require user adjustment.
This product has been designed, manufactured and cered
to be in conformance with UL Standards. Tesng has ensured
that the baery and charger combinaon conform as a
system for use in Light and Heavy Industrial environments for
each respecve product variant. The following notes are for
the guidance of the person installing and using the product.
The charger must be isolated from the input supply and the
baery, before any of the panels are removed. It is strongly
recommended that a Safety Warning Noce is placed
at the input supply isolator, to warn against inadvertent
reconnecon of the mains supply and the isolator is locked in
the o posion.
INSTALLATION
Installaon must only be carried out by suitably qualied
personnel and in accordance with current local and naonal
wiring regulaons.
The unit should be posioned using liing equipment, placed
under the base.
Baery leads should not be altered without prior
consultaon with service personnel.
The charger should be sited in a cool, dry, well-venlated
locaon away from corrosive fumes and humid atmospheres.
Ambient temperature range must be maintained between
32°F - 95°F.
The charger must have a minimum clearance overhead of
eight inches (8”), ensuring venlaon is not obstructed at the
rear intake and the front exhaust vents.
The charger is for inside use only.
Before installaon, check that:
• The charger has not sustained any transit damage.
• The rang is suitable for the intended input supply and
‘lead acid’ baery to be charged.
• The connector polarity is correct and matches the polarity
of the baery connector.
Input supply
A hand operated lockable isolator should be used in the
installaon, to enable the charger to be disconnected from
the supply, for maintenance or repair work. The charger does
not exhibit high in-rush current, therefore type B or C circuit
breakers can be used.
The circuit breakers rang should be based on the chargers
maximum input current, as stated on the rang label.
Careful consideraon must be taken when connecng this
charger to a generator. The generator must be capable of
at least four mes the input power requirements of the
charger, failure to do so can result in damage to the charger.
The generator should have load step immunity to prevent
undershoot and overshoot with typical loads. Typically the
generator control bandwidth should be less than 7Hz with
good gain and phase margins.
DANGER
Risk of electric shock. Do not touch
un-insulated poron of output connector
or un-insulated baery terminal.
To reduce the risk of re, use only on
circuits provided with branch circuit
protecon consistent with the current
indicated on the rang label and in
accordance with the Naonal Electrical
Code, ANSI/NFPA 70 or equivalent.
CAUTION!

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DISPLAY AND CONTROL
Overview
1. Communicaons Port
2. High Visibility - Charge Status Indicator
3. So-keys (The funcon of the buon will be
displayed on the LCD Display)
4. LCD Display
5. Pause Buon
INDICATION CHARGE STATUS
INDICATION MODE
1Cycling red Bulk charge / baery recovery
mode
2Cycling yellow Second stage / watering
3All green Charge complete
4Green with
cycling red
Auto-balance pulse / refresh
pulse / equalizing / cool down
5All ashing red Crical fault
6All o Standby / pause / inhibit
7Le hand
indicator red Power save mode
Charge Status Indicator
LCD Symbols
*Watering system
(Shown when enabled, ashing during operaon)
Communicaons port
(Shown when acve)
Equalize
(Shown when enabled, ashing during operaon)
Automac Equalize
(Shown when enabled, ashing during operaon)
Warning
(Shown when a warning is acve)
Baery Recovery Mode
(Shown when enabled, ashing during operaon)
*Air system enabled
(Shown when enabled, ashing during operaon)
* Oponal extra
OPERATION
Before connecng the baery, check that the baery
voltage corresponds to the voltage indicated inside the
baery symbol on the LCD Display. The charger should be
permanently connected to the mains supply.
Standby
With the input supply connected and no baery, the charger
will enter the standby mode. During this mode the charge
status indicator will show indicaon 6 and the LCD display
will show the following:
As a power saving feature the LCD backlight will be switched
o aer 1 minute of inacvity, the backlight can be turned
back on by briey pressing any of the buons. During this
me the charge status indicator will show indicaon 7.
Charging
When a baery is connected to the charger, charge will
start automacally. The charge status indicator will show
indicaon 1 or indicaon 2 (The speed of the rotaon
indicates the state of charge of the baery, with fast cycling
indicang a low charge state) and the LCD Display will show
the following:
The bar graph display gives the user an indicaon of the
baeries present state of charge.
During charge, the user can scroll through the following
charge informaon, by pressing the DOWN or UP arrow keys.
• VPC Voltage per cell
• Ah Total Ampere hours delivered to the baery
• Amps The present output current
• Stage The present charge stage
• Charge Time The total charge me
• Rest Time Time elapsed since charge completed
• Warnings Displays any warnings - Only shown when
applicable

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Charge Complete
When charge is complete the charge status indicator
will show indicaon 3 and the LCD Display will show the
following:
If the Auto Balance feature is enabled the baery should
be le connected to the charger unl required; under these
condions the baery will receive periods of refreshing charge
to maintain it in the fully charged condion. During these
periods, the charge status indicator will show indicaon 4.
Removing the Baery
The baery can only be disconnected when charging
current has stopped owing. Therefore, the pause buon
must be pressed before disconnecon. A second press of
the pause key will clear the pause condion and connue
charge (Disabled during the rst 10 seconds of pause).
When the charger is paused the charge status indicator
will show indicaon 6 and the LCD Display will show the
following:
If the pause mode is entered but the baery is not removed
within 10 minutes the charge will automacally connue.
Equalize Mode (Prole Dependant)
Periodically, baeries require addional charging to equalize
all of the cells to the same charge state, this should be
performed aer the standard charge has completed.
This mode can be enabled by pressing the = key during the
charge cycle, a second press will clear this funcon. The
equalize funcon can not be cleared once it has started and
only one equalize is allowed per cycle.
In addion to enabling equalize manually, the equalize
feature can be set to iniate automacally by conguring
the automac equalize feature in the programming mode.
Automac equalize may be set to occur every 0 to 250 cycles.
Once set the A= symbol will be shown in the top right corner
of the LCD Display.
Once enabled, the charger will perform the equalize funcon
aer the standard charge has been completed.
Baery Recover Mode
If a baery is connected to the charger that is below the
normal operang voltage an incorrect baery fault (F07)
will be displayed. However if the baery voltage is between
1 and 1.5VPC, baery recover mode is available. This mode
employs a special charging technique to recover baeries
that have been le unused for a long me or have been over
discharged.
This mode can be enabled by pressing the BRM key when
the fault is displayed. Baery recover mode will then start;
once the baery voltage has been recovered to a normal
level a standard charge will be performed.
Cool Down Mode (Prole Dependant)
Cool down mode is acvated aer the charge has completed
and allows the baery me to ‘cool down’ before its next
use. During this me the baery should remain connected to
the charger, but can be removed if required.
Delayed Start
Note: This funcon is only available if the network funcon is
OFF and can only be set without a baery connected.
The delayed start funcon will delay the start of charge for a
set me up to 48 hours in 15 minute increments. The mer
begins count down upon connecon to a baery.
During the delay period the charge status indicator will show
indicaon 6 and the LCD Display will show the following:
Once the me period has elapsed, charge will start as
normal. This can be overridden by pressing the RIGHT arrow
buon, for this cycle only.

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USER MENU
A user menu can be accessed by pressing the MENU key, the
following opons can then be scrolled through by pressing
the DOWN or UP arrow keys and then acvated by pressing
the SELECT key:
Charger History
Cycle Data Total Charge Ah
Cycle Graphs Total Charge Time
Total Iniaons
Total Terminaons
Charger Informaon
Charger Type Soware Version
Module Part Number Network ID
Module Temperature Network Speed
Serial Number Date Code
Auto Equalizaon Watering System
*Baery History
Install Date <50% DOD
Inits <80% DOD
Terms >80% DOD
<20% DOD
*Baery Informaon
Fleet ID Voltage
Capacity S/N
Tag ID ML No
Cell Type
Language
English Dansk
Francais Svenska
Nederlands Espanol
Deutsch
Charger opons
Auto Balance AGV
Onboard Safety Disconnect
Stored Equalize BaID
Sengs
Set LCD Contrast
Reset Charger
Override / Enable Inhibit
The menu can be exited by pressing the BACK key.
* This menu item can only be selected if the charger has
the BaID opon ed.
FAULTS / WARNINGS
If a crical fault occurs during charge the charge status
indicator will show indicaon 5 and the LCD Display will show
the fault code and descripon, for example:
Faults permanently stop charge unl they are reced.
If a warning occurs during charge the warning symbol will
be displayed on the LCD Display and the warning code and
descripon can be accessed by scrolling through the charge
informaon.
Warnings do not aect the charge procedure.
Fault Codes
F06 No output current
F07 * Incorrect baery
F09 * Bulk charge meout
F10 * Gassing charge meout
F12 Conguraon error
F13 Thermistor fault
F17 * Auto balance meout
F18 Baery disconnected
F19 Baery disconnected during cool down
F21 Over current
Warning Codes
F01 * Over discharged baery
F02 * Deep discharged baery
F03 * Sulphated baery
F04 Charger overheang
F05 Mains Failed during charge
F23 Ba ID PCB error
F24 Ba ID Antenna error
F25 Ba ID Tag read error
F26 Ba ID not programmed
F27 ** Slave 1 incorrect correct current
F28 ** Slave 2 incorrect correct current
F29 ** Slave 3 incorrect correct current
F30 ** Slave 1 temperature fault
F31 ** Slave 2 temperature fault
F32 ** Slave 3 temperature fault
* = These faults are usually associated with the baery,
check baery condion.
** = Only applicable on models with
dual power modules

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REPAIR
Only suitably qualied personnel should perform repair
work on this equipment.
Use of genuine factory sourced replacement parts is
necessary to ensure UL marking is not invalidated.
Contact your local maintenance facility for assistance or
replacement parts. Always be prepared with the charger
type and serial number prior to placing a call for assistance.
MAINTENANCE
Before carrying out maintenance, isolate the mains supply
and disconnect the baery.
Only suitably qualied personnel should perform
maintenance work on this equipment.
The charger will require lile maintenance, but the following
schedule is recommended once a month:
(a) Check the condion of all cables, paying parcular
aenon to the points where cables may be severely
exed, i.e. at the entry to charger cabinet, charging plugs
and sockets.
(b) Check condion of charging plugs and sockets for wear
and any evidence of overheang, which could ulmately
lead to charger malfuncon.
(c) Check that venlaon is not obstructed.
(d) Ensure that all safety covers and panels are correctly in
place.
EHF CHARGER INSTALLATION
EHF - 1PH - Installaon Wiring
EHF - 3PH - Installaon Wiring
©2023 Stryten Energy Alpharea, GA 30005 SE1058 4/23
STRYTEN ENERGY
USA/PR 877.462.4636 CAN 800.268.2698 MEX +52 5543527927
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