For fixing the PCB in the luminaire housing use 1 x M4 self tapping screw for
EM R2A BASIC variant and 2 x M4 self tapping screw for EM R2A ST/PRO
variants in combination with an moulded boss in polycarbonate or a washer.
Ensure that the mains connector is on the bottom side of the PCB. Therefore
fix the PCB to the luminaire housing with a spacer (made of a non-conductive material e.g. plastic).
The max. torque is 1.6 Nm.
Data sheet 01/21-EM088-2
Subject to change without notice. Information provided without guarantee.
www.tridonic.com
5
5. Electrical data
5.1 Maximum loading of automatic circuit breakers
Emergency lighting units
EM LED Light Engines
Automatic circuit breaker typeC10C13C16C20B10B13B16B20Inrush current
Installation Ø1.5 mm
EM R2A1802602602609013013013010 A120 μs
2
1.5 mm
2
2.5 mm
2
4 mm
2
1.5 mm
2
1.5 mm
2
2.5 mm
2
4 mm
2
I
max
5.2 Harmonic distortion in the mains supply (at 230 V / 50 Hz and 2-cell maintained charging) in %
THD3.5.7.9.11.
EM R2A< 75< 62< 33< 19< 18< 13
6. Functions
Functional test
Functional tests are carried out for 5 seconds on a weekly basis under the
6.1 BASIC
control of the Micro controller. Initiation and timing of these tests is set during the commissioning of the luminaire.
6.1.1 Status indication
Duration test
The indication LED is integrated in the bezel. A green LED indicates that char-
A full duration test is carried out yearly to check the capacity of the batteries.
ging current is flowing into the battery.
LED current: 9 mA
The battery is protected against operation at excessive temperatures (char-
For a full description of commissioning and test features please refer to
application notes.
ging stops and indication LED turns o when battery cell temperature < 0 °C or
> 60 °C).
Test switch
The test switch is integrated in the bezel. It can be used to to:
6.1.2 Test switch
The test switch is integrated in the bezel. To execute a function test press the
• Initiate a 5 seconds function test: press 200 ms < T < 1 s
• Execute function test as long as switch pressed: press > 1 s
• Reset selftest timer (adjust local timing): press > 10 s
test switch > 1 s.
time
6.2 SELFTEST
6.2.1 Status indication
The indication LED is integrated in the bezel. The system status is indicated
by a bi-colour LED.
LED current: 9 mA
LED indictionStatusComment
Permanent greenSystem OKAC mode
Fast flashing green
(0,1 sec on – 0,1 sec o)
Slow flashing green
(1 sec on – 1 sec o)
Red LED onLoad failure Open circuit / Short circuit / LED failure
Slow flashing red
(1 sec on – 1 sec o)
Fast flashing red
(0,1 sec on – 0,1 sec o)
Double pulsing greenDALI Inhibit Switching into DALI inhibit mode via controller
Binary transmission of address
via green/red LED
Green and red oDC modeBattery operation (emergency mode)
Function test
underway
Duration test
underway
Battery failed the duration test or function
Battery failure
Charging failure Incorrect charging current
Address
identification
test / Battery is defect or deep discharged /
Incorrect battery voltage / Battery is outside of
its temperature range for charging (0 – 60 °C)
During address identification mode
6.2.2 Testing
Commissioning test
A full commissioning test is carried out automatically after permanent connection of the supply for 5 days. The easy commissioning feature will set the
initial test day and time to ensure random testing of units.
Test SwitchStatus LED
1,5 mm
Timer reset functionality
The timer for function and duration test can be set to a particular time of the
day by either pressing the test switch for longer than 10 seconds or cycling
the unswitched line supply 5 times within 1 minute. The timer adjustment
will enable the test start time to be defined manually at time in day when the
timer was reset. It will also disable the adaptive test algorithm thereby forcing the unit to perform the test at the same time rather than it being defined
by the adaptive algorithm. This function will only work provided the interval
time is greater than zero (automatic test mode enabled). The delay timer
value set when the unit was commissioned will be reloaded in order to randomise the tests between adjacent units.
Rest mode
Initiate the rest mode by applying a short pulse of between 9.5 V
22.5 V
DC in amplitude for a period of between 150 ms and 1.0 s. Apply this to
the terminals marked “Rest” after the mains supply has been disconnected
and whilst the module is in emergency operation.
Terminals are not sensitive to polarity.
After a mains reset the EM R2A ST exits the rest mode. The EM R2A ST
supports the re-light function.
Pulse/ModeStandbyEmergencyRest
150 – 1,000 msInhibitRest–
1,001 – 2,000 msCancel inhibit–re-light
DC and
Data sheet 01/21-EM088-2
Subject to change without notice. Information provided without guarantee.
www.tridonic.com
6
Emergency lighting units
EM LED Light Engines
6.3 PRO
6.3.1 Status indication
The indication LED is integrated in the bezel. System status is indicated by a
bi-colour LED and by a DALI status flag.
LED current: 9 mA
LED indictionStatusComment
Permanent greenSystem OKAC mode
Fast flashing green
(0,1 sec on – 0,1 sec o)
Slow flashing green
(1 sec on – 1 sec o)
Red LED onLoad failure Open circuit / Short circuit / LED failure
Slow flashing red
(1 sec on – 1 sec o)
Fast flashing red
(0,1 sec on – 0,1 sec o)
Double pulsing greenDALI Inhibit Switching into DALI inhibit mode via controller
Binary transmission of address
via green/red LED
Green and red oDC modeBattery operation (emergency mode)
Function test
underway
Duration test
underway
Battery failed the duration test or function
Battery failure
Charging failure Incorrect charging current
Address
identification
test / Battery is defect or deep discharged /
Incorrect battery voltage / Battery is outside of
its temperature range for charging (0 – 60 °C)
During address identification mode
6.3.2 Testing
DALI Control
A DALI command from a suitable control unit can be used to initiate function and duration tests at individually selected times. Status flags are set for
report back and data logging of results.
When a DALI bus has not been connected or when a DALI bus is connected
but the DALI default DELAY and INTERVAL times have not been re-set by
sending appropriate DALI commands, then the EM R2A PRO will conduct
self-tests in accordance with the default times set within the EEPROM .
These default times are factory pre-set, in accordance with the DALI standard EN 62386-202, to conduct an automatic function test every 7 days and a
duration test every 52 weeks. Since the DELAY time is factory pre-set to
Zero, all units are tested at the same time. Test times can be changed with a
command over the DALI bus.
The DELAY and INTERVAL time values must be re-set when the emergency
system test times are to be scheduled by a DALI control and monitoring
system.
Note that once the default values have been set to Zero, tests will only be
conducted following a command from the control system. If the DALI bus is
disconnected the EM R2A PRO does not revert to self-testing mode.
Duration test
The time of day and frequency of the duration test can be set by the DALI
controller. The default setting is a duration test conducted every 52 weeks.
For 2 h operation:
The first commissioning duration test has a time of 120 minutes, subsequent through life tests are conducted for 90 minutes. When the battery is
changed or disconnected and re-connected the unit will next conduct a 120
minute test.
Test switch
The test switch is integrated in the bezel. It can be used to to:
• initiate a 5 seconds function test: press 200 ms < T < 1 s
• execute function test as long as switch pressed: press > 1 s
• reset selftest timer (adjust local timing): press > 10 s
Timer reset functionality
The timer for function and duration test can be set to a particular time of the
day by either pressing the test switch for longer than 10 seconds or cycling
the unswitched line supply 5 times within 1 minute. The timer adjustment
will enable the test start time to be defined manually at time in day when the
timer was reset. It will also disable the adaptive test algorithm thereby forcing the unit to perform the test at the same time rather than it being defined
by the adaptive algorithm. This function will only work provided the interval
time is greater than zero (automatic test mode enabled). The delay timer
value set when the unit was commissioned will be reloaded in order to randomise the tests between adjacent units.
Prolong time
Prolong time can be set by the DALI controller. This is the delay time
between return of the mains supply and the end of the emergency operation.
The default prolong time is set as 0 minutes as specified within the DALI
standard. Indicator LED will stay off for the duration of the prolong time.
Rest Mode
Rest mode can be initiated by the DALI controller. The appropriate command should be sent after the mains supply has been disconnected and
whilst the module is in emergency operation. After a mains reset the EM R2A
PRO exits the rest mode. EM R2A PRO supports the re-light command via
the DALI bus.
Max. rest mode duration: 21 days from fully charged battery
DALI Controller
DALI controllers and hardware/software solutions are available from
Tridonic. Please refer to the Lighting controls section.
Note: If the battery is connected the DALI communication is only possible
after power reset.
Commissioning
After installation of the luminaire and initial connection of the mains supply
and battery supply to the EM R2A PRO the unit will commence charging the
batteries for 20 hours (initial charge). Afterwards the module will conduct a
commissioning test for the full duration. The 20 hours recharge occurs also if
a new battery is connected or the module exits the rest mode condition. The
following automatic commissioning duration test is only performed when a
battery is replaced and fully charged (after 20 hrs) and the interval time is
not set to zero, otherwise the system is expected to perform the testing.
Functional test
The time of day and frequency of the 5 seconds function test can be set by
the DALI controller. The default setting is a 5 seconds test on a weekly basis.
Data sheet 01/21-EM088-2
Subject to change without notice. Information provided without guarantee.
www.tridonic.com
7
7. Battery data
7.1 Battery charge / discharge
EM R2A BASIC/ST/PRO 3 h
Emergency lighting units
EM LED Light Engines
Device
configuration
Article no.89800680 / 89800681 / 89800682
Cells2 cells
Duration
Initial20 h
Battery charge
time
Typ. charge current
Mains power
consumption
Discharge current at 3.2 V (nominal)625 mA
Max. charge voltage3.55 – 3.65 V
End of discharge voltage2.6 – 2.7 V
1
Automatic recharge when battery voltage falls below 3.4 V. Charger o (0 mA) when battery voltage exceeds 3.6 V.
Note: Battery protected against operation at excessive temperatures (charging stopped when battery cell temperature < 0 °C or > 60 °C)
Recharge12 h
Trickle chargecontinuously and battery voltage controlled
Initial charge290 mA
Recharge290 mA
1
Trickle charge290 mA / 0 mA
Initial charge< 1.095 W
Recharge< 1.095 W
Trickle charge< 1.095 W / 0 W
EM R2A BASIC/ST/PRO
3 h
7.2 Accu-LiFePO4
1.5 Ah
International designation 18650
Battery voltage/cell 3.2 V
Cell type 18650
Case temperature range to ensure
4 years design life +55 °C
6 years design life +45 °C
8 years design life +35 °C
Max. short term temperature (reduced life-time) 70 °C
Max. number discharge cycles 50 cycles total
Max. storage time 12 months
at +5 °C to +25 °C
Comply with UN 38.3 and IEC 62133 (safety testing) protected against over
charge, over discharge, charging at excessive temperatures, short-circuit and
over current.
8. Miscellaneous
8.1 Black Box data recording
Recording of several parameters only accessable for Tridonic.
8.2 Additional information
Additional technical information at www.tridonic.com → Technical Data
Guarantee conditions at www.tridonic.com → Services
Life-time declarations are informative and represent no warranty claim.
Data sheet 01/21-EM088-2
Subject to change without notice. Information provided without guarantee.
www.tridonic.com
8
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