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UB40.241

UB-Series

24V,

40A,

DC-UPS

Jun. 2020 / Rev.0.1 DS-UB40.241-EN All values are typical figures specified at 24Vdc input voltage, 40A output current in
power supply mode at 25°C ambient, no charging and after a 5 minutes run-in time unless otherwise noted.

www.pulspower.com Phone +49 89 9278 0 Germany

23/34

21.

P

HYSICAL

D

IMENSIONS AND

W

EIGHT

Width

46mm

1.81’’

Height

124mm

4.88’’

Depth

127mm

5.0’’

The DIN-rail height must be added to the unit depth to calculate the total required installation
depth.

Weight

530g / 1.17lb

DIN-rail

Use 35mm DIN-rails according to EN 60715 or EN 50022 with a height of 7.5 or 15mm.

Housing material

Body: Aluminium alloy
Cover: zinc-plated steel

Installation clearances

See chapter

“Installation Instructions”

Penetration protection

Small parts like screws, nuts, etc. with a diameter larger than 4mm

Fig. 21-1

Front view

Fig. 21-2

Side view

All dimensions in mm

All dimensions in mm

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Содержание DIMENSION UB40.241

Страница 1: ...n series This feature makes matching batteries unnecessary and allows for precise battery charging testing and optimized usage of the battery capacity to achieve the longest battery service life The device includes various battery diagnostic functions including a battery low pre warning signal that ensure a reliable operation of the entire system Furthermore temperature controlled charging extends...

Страница 2: ...E Side Mounting Bracket 25 22 3 UZS24 100 Sensor Board for DC UPS 25 22 4 UZK24 122 24V 12AH Battery Module 26 22 5 UZK24 262 24V 26AH Battery Module 26 22 6 UZK24 262 E1 24V 26AH Battery Module Extension 27 22 7 UZW24 100 Connection and Wiring Kit 28 22 8 UZW24 101 Connection and Wiring Kit 28 23 Application Notes 29 23 1 Output Circuit Breakers 29 23 2 Battery Replacement Intervals 30 23 3 Serie...

Страница 3: ...key word indicate flexibility of choice with no implied preference shall A key word indicate a mandatory requirement should A key word indicate flexibility of choice with a strongly preferred implementation Normal mode See Power supply mode Buffer mode See Battery mode Inhibit mode Describes a condition where buffering is disabled on purpose e g for service actions Power supply mode Describes a co...

Страница 4: ...ice onto a DIN rail according to EN 60715 with the battery terminals on the bottom of the unit The input can be powered from a regulated power supply or a similar DC source Use an appropriately sized power supply which can deliver the additionally required internal current consumption of the DC UPS and the required current for charging the batteries If a power supply with a continuous output curre...

Страница 5: ...efined 2cm below the device The device is designed to operate in areas between 5 and 95 relative humidity Use a 4A fuse ATOF 287 004 from Little fuse or an UL listed fuse with same characteristics between the connection point of the two 12V batteries and the Center Tap connection point of the DC UPS An equivalent protection is included on the original battery modules The center tap connection is n...

Страница 6: ...d Input voltage Nom DC 24V 25 Input voltage range Nom 18 30Vdc Control functions such as LEDs monitoring features relay contacts etc are working The unit can either be in power supply mode or in battery mode Max 30 35Vdc Temporarily allowed no damage to the DC UPS The red error LED will report Input Voltage charging and buffering are not possible Normal operating input voltage ranges Nom 23 30Vdc ...

Страница 7: ... 70A At 100A At shorted output Return current Typ 250µA Leakage current to the input of the DC UPS in battery mode Back feeding loads Max 35V The unit is resistant and does not show malfunctioning when a load feeds back voltage to the DC UPS It does not matter whether the DC UPS is on or off Fig 5 1 Input to output voltage loss typ Fig 5 2 Battery input to output voltage loss typ Input to Output V...

Страница 8: ...This should help to prevent an overload of a 40A power supply The device charges the batteries in a constant current constant voltage CC CV mode When the battery center tap connection is installed the two 12V batteries are charged with a balancing function This adaptive charging mode enables up to 1A more in charging current for the battery which require a higher current to get fully charged while...

Страница 9: ...nected no temperature sensor connected 2x 13 1 to 14 2V below 50 C 2x 12 9 at 60 C 13 6V applies for 20 C and changes with 18mV C Center tap connected temperature sensor connected 26 2V to 28 4V below 50 C 25 8V at 60 C 27 2V applies for 20 C and changes with 36mV C Center tap not connected temperature sensor connected Temperature range for which the charging process is enabled 25 C to 60 C Corres...

Страница 10: ...he values apply for a battery temperature between 20 C and 30 C The buffer times are defined for fully charged batteries and can be 10 20 shorter for buffer events which start immediately after the Ready signal becomes active The buffer times apply for a wiring with a wire length of 2x0 5m equal 0 5m cord length and a cross section of 6mm2 or AWG 10 between the battery module and the DC UPS Batter...

Страница 11: ... in time unless otherwise noted www pulspower com Phone 49 89 9278 0 Germany 11 34 Fig 7 1 Buffer time curves typ B uffer Time 25A 30A 35A 40A 45A 50A 15A 20A 10A 5A 0A B uffer C urrent 40 80 20 0 160 180 120 100 220 200 Minutes B 5 11 4 17 21 15 13 Hours 7 19 A 60 140 240 9 Batteries A 12Ah B 26Ah C 38Ah D 65Ah E 100Ah F 200Ah F E D C 20 6 8 10 12 14 16 18 Batteries A 12Ah B 26Ah C 38Ah D 65Ah E ...

Страница 12: ...there will be no buffering after the input voltage is switched off When during the battery mode a short voltage pulse with a minimum length of 250ms is applied to the inhibit input terminals the output will switch off and stay off until the input voltage recovers Batteries will still be charged when the inhibit mode is activated or a voltage is applied to the inhibit input terminals Signal voltage...

Страница 13: ...sumed that the short buffer event has taken only little energy from the battery If the battery has really been deeply discharged after a short buffer event a signal is only given after 5 minutes Contact ratings Maximal 60Vdc 0 3A 30Vdc 1A 30Vac 0 5A resistive load Minimal permissible load 1mA at 5Vdc Isolation voltage See chapter Dielectric Strength Buffering contact The buffering contact is close...

Страница 14: ...pply mode 0A output current 6A charging current Typ 8 7W Power supply mode 0A output current 6A charging current center tap connected Typ 6 0W Power supply mode 40A output current batteries fully charged Typ 7 1W Power supply mode 40A output current batteries fully charged center tap connected Typ 1 5W Battery mode 0A output current Typ 3 6W Battery mode 20A output current Typ 9 9W Battery mode 40...

Страница 15: ...The flashing pattern reports check wiring battery fusses too high low voltage or too high low temperatures G Yellow Diagnosis LED For details see figure Flashing pattern for yellow diagnoses LED This LED helps troubleshooting and the flashing pattern indicates output overloaded current battery replacement required expired buffer time due to buffer time selector or discharged battery or activated i...

Страница 16: ...r battery current is permanently above 40A in battery or power supply mode Buffer time expired The LED is double flashing when the output has switched off due to the setting of the buffer time limiter or discharged battery This signal will be displayed for 15 minutes after the output has switched off Replace Battery The LED is flashing with a low frequency when one battery has failed the periodica...

Страница 17: ...field and factory wiring Input output and battery terminals Signal terminals except battery low pre warning Battery low pre warning terminals Type Screw terminals Pluggable screw terminals Push in termination Solid wire Max 16mm2 Max 1 5mm2 Max 1 5mm2 Stranded wire Max 10mm2 Max 1 5mm2 Max 1 5mm2 American Wire Gauge AWG 22 8 AWG 22 14 AWG 24 16 Max wire diameter including ferrules 5 2mm 1 5mm 1 6m...

Страница 18: ...25 C fully charged 322 000h Power supply mode 40A and 40 C fully charged 842 000h Power supply mode 40A and 25 C fully charged 15 MTBF MTBF stands for Mean Time Between Failure which is calculated according to statistical device failures and indicates reliability of a device It is the statistical representation of the likelihood of a unit to fail and does not necessarily represent the life of a pr...

Страница 19: ...omagnetic RF field EN 61000 4 3 80MHz 2 7GHz 20V m Criterion A Fast transients Burst EN 61000 4 4 Input lines Output lines 2kV 2kV Criterion A Criterion A Surge voltage on input lines EN 61000 4 5 Chassis ground 1kV with 40 Ohms or 0 5kV 2 Ohms 1kV Criterion A Criterion A Surge voltage on output lines EN 61000 4 5 Chassis ground 1kV with 40 Ohms 1kV Criterion A Criterion A Surge voltage on battery...

Страница 20: ...the unit Humidity 5 to 95 r h According to IEC 60068 2 30 Atmospheric pressure 110 54kPa See Fig 17 2 for details Altitude Up to 5000m 16 400ft See Fig 17 2 for details Overvoltage category N A Impulse withstand voltages 1 5kV Between input and chassis according to IEC 60664 1 over voltage category II Degree of pollution 2 According to IEC 60664 1 not conductive Vibration sinusoidal 2 17 8Hz 1 6mm...

Страница 21: ... turn the input power off and wait until the device has cooled off before turning in again There is no correlation between the operating temperature and turn off temperature since this is dependent on input voltage load and installation methods Output over voltage protection Max 32V In case of an internal defect a redundant circuit limits the maximum output voltage The output shuts down and automa...

Страница 22: ... 60068 2 60 Flowing Mixed Gas Corrosion Test Test KE Method 4 H2S 10ppb NO2 200ppb Cl2 10ppb SO2 200ppb Test Duration 3 weeks simulates a service life of 10 years ISA 71 04 1985 Airborne Contaminants Corrosion Test Severity Level G3 H2S 100ppb NOx 1250ppb Cl2 20ppb SO2 300ppb Test Duration 3 weeks simulates a service life of 10 years VDMA 24364 LABS VDMA 24364 C1 L W Paint Wetting Impairment Subst...

Страница 23: ...6mm 1 81 Height 124mm 4 88 Depth 127mm 5 0 The DIN rail height must be added to the unit depth to calculate the total required installation depth Weight 530g 1 17lb DIN rail Use 35mm DIN rails according to EN 60715 or EN 50022 with a height of 7 5 or 15mm Housing material Body Aluminium alloy Cover zinc plated steel Installation clearances See chapter Installation Instructions Penetration protecti...

Страница 24: ...9 9278 0 Germany 24 34 22 ACCESSORIES 22 1 ZM10 WALL WALL PANEL MOUNT BRACKET This bracket is used to mount the devices on a wall panel without utilizing a DIN Rail The bracket can be mounted without detaching the DIN rail brackets Fig 22 1 Isometric view Fig 22 2 Isometric view Fig 22 3 Isometric view Fig 22 4 Wall panel mounting front view Fig 22 5 Hole pattern for wall mounting Fig 22 6 Wall pa...

Страница 25: ...IN rail mounting the removed aluminum brackets and the black plastic slider need to be mounted on the steel bracket Fig 22 7 Side mounting without DIN rail brackets Fig 22 8 Side mounting with DIN rail brackets Fig 22 9 Mounting Dimensions Side mounting bracket 22 3 UZS24 100 SENSOR BOARD FOR DC UPS The UZS24 100 enables all the benefits of the PULS 1 Battery Concept when using individual batterie...

Страница 26: ...e use of the sensor board is optional and the DC UPS will function without the sensor board installed Temperature Temperature C enter Tap P T1000 Temp S ens or BAT2 12V 12Ah BAT1 12V 12Ah F us e F us e UZK24 122 Wiring scheme 22 5 UZK24 262 24V 26AH BATTERY MODULE The UZK24 262 battery module utilizes two non spillable maintenance free VRLA lead acid batteries with absorbent glass mat AGM technolo...

Страница 27: ...ion can be connected to the UZK24 262 which doubles the autonomy time by paralleling of batteries For easier mounting and because of the high weight the battery holder is made in two parts The battery module is available in two different options It can be ordered as UZK module with batteries included or as UZO module without batteries which can be installed at a later date This option helps to avo...

Страница 28: ...g kit also includes a sensor board which contains a temperature sensor and a center tap connection terminal The use of the sensor board enables to monitor and charge the two batteries individually and precisely This extends the service life of the batteries and makes the use of matched batteries unnecessary The use of the sensor board is optional and the DC UPS will function without the sensor boa...

Страница 29: ...uires high peak currents to open the circuit breaker in the required time Furthermore the impedance of the faulty branch must be sufficiently small in order for the current to actually flow For this discipline two cases must be differentiated A DC UPS is operating in power supply mode In this case the supplying source is responsible for the peak current to trip circuit breakers These values can be...

Страница 30: ...ds on the grade of the battery which is expressed in the design life The design life figures can be found in the individual datasheets of the batteries and is usually specified according to the Eurobat guideline The design life is the estimated life based on laboratory condition and is quoted at 20 C using the manufacturer s recommended float voltage condition According to the Eurobat guideline de...

Страница 31: ...ies capacity always try to get the next higher capacity than required The depth of discharge reduces the service life of the batteries and limits the number of cycles See Fig 23 3 Fig 23 2 Service life versus ambient temperatures typ Fig 23 3 Battery capacity degradation vs discharging cycles 20 C 10 30 C 35 C 40 C 45 C 8 6 4 2 Ambient Temperature 25 C 1 3 5 7 9 S ervice Life in Years Des ign Life...

Страница 32: ...ZK24 B attery Module C enter tap Temp S ens or P ower S upply DC24V 40A Output ACInput L N P E 23 4 PARALLELING OF MODULES Parallel use to increase the output current Use two DC UPSs with two individual power supplies and two battery modules to build a system with higher output current Please note that the maximal allowed capacitive or inductive load do not double or multiply when modules are conn...

Страница 33: ...to decouple the two power sources d Monitor the individual sources Therefore use the alarm contacts of the power supplies e It is desirable to set the output voltages of all power supplies to the same value 100mV or leave it at the factory setting Please note that the maximal allowed capacitive or inductive load do not double or multiply when modules are connected in parallel Fig 23 6 Wiring examp...

Страница 34: ... too high temperatures of the battery or DC UPS Too large output capacitors The resulting peak current can trigger the current limiter which switches off the output of the DC UPS See also chapter 5 Critical low input voltage Due to excessive voltage drops between the power supply and the DC UPS the input voltage can exceed the 23V threshold several times during load changes which is recognized by ...

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