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2.  Installation 

2.1. Requirements 

The device should be mounted by a qualified installer, holding relevant permits and licenses (applicable and  required  for  

a  given  country)  for  230V AC  and  low-voltage  installations.  

 
The  device  shall  be  mounted  in  confined  spaces,  according  to  the  environment  class  II,  with  normal  air  humidity 

(RH=90% max. without condensation) and the temperature from -

10°C to +40°C.  

The  switch  shall  work  in  a  vertical  position  that  guarantees  sufficient  convectional  air-flow  through  ventilating  holes  of  the 
enclosure.  

 
Before installation, prepare a Switch'a load balance.  

 
The given value of 30W per port is the maximum value referring to a single output. The total power consumption 

should not exceed 120W when all PoE ports are being used

. The increased demand for power is particularly evident in the 

case of cameras with heaters or infrared illuminators - when launching these features, the power consumption increases rapidly, 
which  may  adversely  affect  the  operation  of  the  switch.  As  the  device  is  designed  for  a  continuous  operation  and  is  not 
equipped  with  a  power-switch,  therefore  an  appropriate  overload  protection  shall  be  guaranteed  in  the  power  supply  circuit. 
Moreover, the user shall be informed about the method of unplugging (usually through assigning an appropriate fuse in the fuse-
box). The electrical system shall follow valid standards and regulations. 
 

2.2.  Installation procedure 

1. Before installation, cut off the voltage in the 230V power-supply circuit. 
2. Mount the PSU in a selected location and connect the wires.  
3. Connect the power cables (~230V AC) to L-N clips of the PSU.  
 

 

The shock protection circuit shall be performed with a particular care, i.e. the yellow 

and green wire coat of the power cable shall stick to one side of the terminal - marked 

with ‘

 symbol on the PSU enclosure. Operation of the PSU without the properly 

made and fully operational shock protection circuit is UNACCEPTABLE! It can cause a 

device failure or an electric shock. 

 

4.  Connect the ground wire to the terminal marked with the 

 symbol (power supply module connector). Use a three-

core cable (with a yellow and green PE protection wire) to make the connection. Lead the cables to the appropriate clips 
through the insulating bushing of the connection board.  

 

 

5. Connect the battery (mind the colours):   

           - battery output (+V):  BAT+ cable / red, 

- battery output (0V):  BAT 

– cable / GND / black. 

 
 
6. Connect the power (~230V). 
7. Connect the camera cables to the RJ45 connectors (PoE connectors) and connect the recorder to the network (the 
UPLINK connector). 
8. Connect the power supply of the DVR (by default, the device is equipped with a cable terminated with the DC 2,1/5,5 
plug). 
9. Check the optical indication of the switch operation. 
10. After installing and checking proper working, the enclosure can be closed.     

  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Содержание SG108-BR

Страница 1: ...h 15min LED indication Metal enclosure color white RAL 9003 with space for two 17Ah 12V battery Supports auto learning and auto aging of MAC addresses 8K size warranty 2 year from the production date...

Страница 2: ...of how to perform the calculations can be found at Approximate backup time assumptions for calculations Automatic detection of any devices powered in the PoE PoE standard is enabled at the 1 8 ports o...

Страница 3: ...e buffer power supply unit 3 DC DC50SD converter 4 DC DC48250 converter 5 Output filter 6 Tamper micro switch terminals of tamper protection NC 7 Fitting battery 17Ah 12V 8 Power supply connector of t...

Страница 4: ...1 8 ports 52V DC 30W at each port Used pairs 4 5 7 8 Protocols Standards IEEE802 3 802 3u 802 3x CSMA CD TCP IP Bandwidth 16Gbps Transmission method Store and Forward Optical indication of operation...

Страница 5: ...possible Connectors Power supply of the cameras RJ45 socket Power supply for recorder DC2 1 5 5 plug Outputs 0 63 2 50 AWG 22 10 Battery output BAT 6 3F 2 5 TAMPER output wires Notes The enclosure doe...

Страница 6: ...priate fuse in the fuse box The electrical system shall follow valid standards and regulations 2 2 Installation procedure 1 Before installation cut off the voltage in the 230V power supply circuit 2 M...

Страница 7: ...1 LED indication of operating status The PSU is equipped with two diodes on the front panel RED LED on the PSU is supplied with 230V AC off no 230V AC supply GREEN LED on DC voltage in the AUX output...

Страница 8: ...with the IEEE802 3af at standard ON supply at the RJ45 port Blinking short circuit or output overload YELLOW LED LIGHT LINK The connection status of LAN devices 10 10 1000 Mb s and data transmission...

Страница 9: ...rged battery disconnection system During the battery assisted operation reducing voltage below 19V at the battery terminals will cause battery disconnection 4 3 Maintenance Any and all maintenance ope...

Страница 10: ...ipment should be disposed of separately from normal household waste The power supply unit is adapted for a sealed lead acid battery SLA After the operation period it must not be disposed of but recycl...

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