Bbu - battery backed-up power supply – Weidmuller Battery Back Up User Manual

Page 2

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Catalog Number
Input Voltage

Input Current

AC Current Output for PS

Input Protection

Switching Frequency

Efficiency @ Max Charge

Battery Current Burden

Maximum Ripple

Regulation

Protection

Hold Time

Temperature Range

Humidity

Galvanic Isolation

Wire Size

Dimensions (mm)

Weight

Control inputs

Status outputs

Battery Charger

Output

Approvals/Certifications

Miscellaneous

minimum
typical
maximum

@ 115Vac
@ 230Vac

fuse
inrush current
overvoltage

AC off

line (85-230V)

Battery Polarity Protection
Battery Over Voltage
Battery Under Voltage

BBU Over Temperature

Charger Short Circuit
Load Short Circuit

115Vac Input
230Vac Input

storage
operating

storage
operating

input to output
input/output to rail
input to ground
output to ground

Power Connections

Control inputs / relay outputs

length x width x height

Enable

Drain

Drain Reset

Battery Status

Fault

Charge Current
Full Charge
Battery Reverse
Battery Open
Battery Low

Voltage Nominal

Current

Surge Current from no load

Mounting

Optional mounting

Connections

991628 0012
85Vac, 120Vdc
115-230Vac, +/- 10%
265Vac, 300Vdc

0.80A
0.50A

9.2A max.

2A slow blow (internal)
Thermistor
Varistor

100KHz

69%

120-200mA

<50mV

<0.20%

Limited by 4.0A O/P fuse
16V
9.7V

105°C - 135°C

Continuous
Continuous

46ms
226ms

-20 …. +85 Degrees C
-20 …. +50 Degrees C

20 to 90%
20 to 85% non-condensing

3KV
3KV
1.5KV
500V

26-12 AWG (0.1-4mm )

28-14 AWG (0.5 - 1.5mm )

127.5 x 72.5 x 161.0

950g

dry contact/open collector

dry contact/open collector

dry contact/open collector

Form C Relay and LED

Form C Relay and LED

3.0A
Regulates to 13.65V
LED
LED
Yellow LED on below 11V

12Vdc

15A max

30A max for 200mS

CSA, UL pending, and CE

35mm DIN rail

direct panel mount

plug and socket

2

2

991628 0024
85Vac, 120Vdc
115-230Vac, +/- 10%
265Vac, 300Vdc

1.0A
0.60A

9.0A max.

2A slow blow (internal)
Thermistor
Varistor

100KHz

72%

120-200mA

<50mV

<0.20%

Limited by 4.0A O/P fuse
32V
18.7V

105°C - 135°C

Continuous
Continuous

24ms
190ms

-20 …. +85 Degrees C
-20 …. +50 Degrees C

20 to 90%
20 to 85% non-condensing

3KV
3KV
1.5KV
500V

26-12 AWG (0.1-4mm )

28-14 AWG (0.5 - 1.5mm )

127.5 x 72.5 x 161.0

950g

dry contact/open collector

dry contact/open collector

dry contact/open collector

Form C Relay and LED

Form C Relay and LED

2.0A
Regulates to 27.3V
LED
LED
Yellow LED on below 22V

24Vdc

15A max

30A max for 200mS

CSA, UL pending, and CE

35mm DIN rail

direct panel mount

plug and socket

2

2

Notes

10A minus the input current

10
275Vac

Depending on the Battery voltage

Regulation based on charge current

Fuse is blown if battery polarity is reversed
Switches AC input voltage off
Disconnects load from battery

BBU can turn off if internal temperature is within this range

Auto-restart
Auto-restart

Add 22mm to height for connector and foot

Connect to COM (enables battery back-up mode).
When disabled the unit functions as a battery charger.

Momentary input (min. 50mS). Load switches to batteries
until battery voltage drops to battery low level then switches
back to normal operation.

Momentary input (min. 50mS).
Disables the Drain cycle and switches back to normal
operation.

Relay and green LED on when battery is fully charged

Relay is energized and red LED is off when system OK

O/P fuse protected, red LED on when reversed

Red LED on when open

approximately 90% of battery voltage

Current is not limited by BBU. An external current limiting
device must be used to protect battery from short circuit
and exceeding the max. allowable load current.

Timing changes depending on load before surge

Factory installed mounting foot

User installed mounting brackets (DIN rail foot is removed
and replaced with brackets).

Chassis Mounting kit catalog number: 7920560000

Catalog Number
Input Voltage

Input Current

AC Current Output for PS

Input Protection

Switching Frequency

Efficiency @ Max Charge

Battery Current Burden

Maximum Ripple

Regulation

Protection

Hold Time

Temperature Range

Humidity

Galvanic Isolation

Wire Size

Dimensions (mm)

Weight

Control inputs

Status outputs

Battery Charger

Output

Approvals/Certifications

Miscellaneous

minimum
typical
maximum

@ 115Vac
@ 230Vac

fuse
inrush current
overvoltage

AC off

line (85-230V)

Battery Polarity Protection
Battery Over Voltage
Battery Under Voltage

BBU Over Temperature

Charger Short Circuit
Load Short Circuit

115Vac Input
230Vac Input

storage
operating

storage
operating

input to output
input/output to rail
input to ground
output to ground

Power Connections

Control inputs / relay outputs

length x width x height

Enable

Drain

Drain Reset

Battery Status

Fault

Charge Current
Full Charge
Battery Reverse
Battery Open
Battery Low

Voltage Nominal

Current

Surge Current from no load

Mounting

Optional mounting

Connections

991628 0012
85Vac, 120Vdc
115-230Vac, +/- 10%
265Vac, 300Vdc

0.80A
0.50A

9.2A max.

2A slow blow (internal)
Thermistor
Varistor

100KHz

69%

120-200mA

<50mV

<0.20%

Limited by 4.0A O/P fuse
16V
9.7V

105°C - 135°C

Continuous
Continuous

46ms
226ms

-20 …. +85 Degrees C
-20 …. +50 Degrees C

20 to 90%
20 to 85% non-condensing

3KV
3KV
1.5KV
500V

26-12 AWG (0.1-4mm )

28-14 AWG (0.5 - 1.5mm )

127.5 x 72.5 x 161.0

950g

dry contact/open collector

dry contact/open collector

dry contact/open collector

Form C Relay and LED

Form C Relay and LED

3.0A
Regulates to 13.65V
LED
LED
Yellow LED on below 11V

12Vdc

15A max

30A max for 200mS

CSA, UL pending, and CE

35mm DIN rail

direct panel mount

plug and socket

2

2

991628 0024
85Vac, 120Vdc
115-230Vac, +/- 10%
265Vac, 300Vdc

1.0A
0.60A

9.0A max.

2A slow blow (internal)
Thermistor
Varistor

100KHz

72%

120-200mA

<50mV

<0.20%

Limited by 4.0A O/P fuse
32V
18.7V

105°C - 135°C

Continuous
Continuous

24ms
190ms

-20 …. +85 Degrees C
-20 …. +50 Degrees C

20 to 90%
20 to 85% non-condensing

3KV
3KV
1.5KV
500V

26-12 AWG (0.1-4mm )

28-14 AWG (0.5 - 1.5mm )

127.5 x 72.5 x 161.0

950g

dry contact/open collector

dry contact/open collector

dry contact/open collector

Form C Relay and LED

Form C Relay and LED

2.0A
Regulates to 27.3V
LED
LED
Yellow LED on below 22V

24Vdc

15A max

30A max for 200mS

CSA, UL pending, and CE

35mm DIN rail

direct panel mount

plug and socket

2

2

Notes

10A minus the input current

10
275Vac

Depending on the Battery voltage

Regulation based on charge current

Fuse is blown if battery polarity is reversed
Switches AC input voltage off
Disconnects load from battery

BBU can turn off if internal temperature is within this range

Auto-restart
Auto-restart

Add 22mm to height for connector and foot

Connect to COM (enables battery back-up mode).
When disabled the unit functions as a battery charger.

Momentary input (min. 50mS). Load switches to batteries
until battery voltage drops to battery low level then switches
back to normal operation.

Momentary input (min. 50mS).
Disables the Drain cycle and switches back to normal
operation.

Relay and green LED on when battery is fully charged

Relay is energized and red LED is off when system OK

O/P fuse protected, red LED on when reversed

Red LED on when open

approximately 90% of battery voltage

Current is not limited by BBU. An external current limiting
device must be used to protect battery from short circuit
and exceeding the max. allowable load current.

Timing changes depending on load before surge

Factory installed mounting foot

User installed mounting brackets (DIN rail foot is removed
and replaced with brackets).

Chassis Mounting kit catalog number: 7920560000

Specifications

BBU Operation (12/24V):

Diagnostic LEDs, control inputs and relay outputs

BBU - Battery Backed-Up Power Supply

On when battery voltage is 14.75 / 29.5V or greater.

“Bat Status” relay is energized.

Once fully charged the BBU drops the charge voltage to

13.65 / 27.3V (“float” voltage).

On when battery voltage is <11 / 22Vdc.

“Bat Status” relay is de-energized.

If the battery voltage drops below 9.7 / 18.7V the load is switched off.

On when BBU is charging the batteries.

Off when the “Full Charge” LED is on.

On when AC fails.

On when external power supply voltage is <11 / 21.5V.

On when batteries not connected.

On when battery voltage is <9.7 / 18.7V

Fault relay de-energizes for the above conditions.

Batteries connected in reverse.

Fault relay de-energizes and fault LED turns on.

Internal fuse opens to prevent damage to BBU or batteries.

No batteries connected - takes approx. 60 seconds to detect after turning on BBU.

“Fault” LED is on and Fault relay is de-energized.

A temporary short between the “Drain” and “COM” terminals switches the load

to the batteries until the battery voltage reaches 11 / 22V. At this point the AC

power is returned to the power supply and the BBU starts recharging the batteries.

A temporary short between the “Drain Reset” and “COM” terminals disables

the Drain cycle to the batteries.

A connection between the “Enable” and “COM” terminals enables the BBU.

If terminals are open circuit (Disabled) the BBU functions as a battery charger

only. In the event of AC failure the batteries are not connected to the load

via the BBU. The BBU is factory preset as Enabled.

“Full Charge” LED (Green):

“Battery Low” LED (yellow):

“Charging” LED (yellow):

“Fault” LED (red):

“Battery Reverse” LED (red):

“Battery Open” LED (red):

“Drain” input

“Drain Reset”

“Enable” input

Specifications

BBU Operation (12/24V):

Diagnostic LEDs, control inputs and relay outputs

BBU - Battery Backed-Up Power Supply

On when battery voltage is 14.75 / 29.5V or greater.

“Bat Status” relay is energized.

Once fully charged the BBU drops the charge voltage to

13.65 / 27.3V (“float” voltage).

On when battery voltage is <11 / 22Vdc.

“Bat Status” relay is de-energized.

If the battery voltage drops below 9.7 / 18.7V the load is switched off.

On when BBU is charging the batteries.

Off when the “Full Charge” LED is on.

On when AC fails.

On when external power supply voltage is <11 / 21.5V.

On when batteries not connected.

On when battery voltage is <9.7 / 18.7V

Fault relay de-energizes for the above conditions.

Batteries connected in reverse.

Fault relay de-energizes and fault LED turns on.

Internal fuse opens to prevent damage to BBU or batteries.

No batteries connected - takes approx. 60 seconds to detect after turning on BBU.

“Fault” LED is on and Fault relay is de-energized.

A temporary short between the “Drain” and “COM” terminals switches the load

to the batteries until the battery voltage reaches 11 / 22V. At this point the AC

power is returned to the power supply and the BBU starts recharging the batteries.

A temporary short between the “Drain Reset” and “COM” terminals disables

the Drain cycle to the batteries.

A connection between the “Enable” and “COM” terminals enables the BBU.

If terminals are open circuit (Disabled) the BBU functions as a battery charger

only. In the event of AC failure the batteries are not connected to the load

via the BBU. The BBU is factory preset as Enabled.

“Full Charge” LED (Green):

“Battery Low” LED (yellow):

“Charging” LED (yellow):

“Fault” LED (red):

“Battery Reverse” LED (red):

“Battery Open” LED (red):

“Drain” input

“Drain Reset”

“Enable” input

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