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                   SWB series                                                 

 

 

 

Installation 

space 

W

x H

2

 

 
 
1.

 

4. Specifications:  

    - electrical parameters (tab. 3) 
    - mechanical parameters (tab. 4)  
    - operation safety (tab. 5) 
    - operating parameters (tab. 6)

 

 

 
 
 
 

Table 2. Specifications. 

Power supply 

~ 200 

– 240 V; 1,5 A; 50/60 Hz 

Inrush current 

60 A 

Efficiency 

87% 

PoE supply 

54 V DC; 300 W 

Ripple voltage 

150 mV p-p max. 

Battery charging voltage 

44-54 V DC 

Battery charging current 

0,5 A / 1 A / 2 A jumper selectable 

Short circuit protection (SCP) 

electronic, automatic recovery 

Overload protection (OLP) 

105 

– 150% of power supply, automatic recovery 

Surge protection 

varistors 

Current consumption by PSU during 
battery-assisted operation 

about 25 mA 

LED optical indication output 

LED AC - presence of AC voltage 

LED DC - presence of DC voltage in the output of the PSU 

LED CHARGE - battery charging process 

Connectors 

Power input: 

Φ0,63-2,50 (AWG 22-10) 

PoE power supply output: DC plug 2.1/5.5 

BAT output: battery wires 

Ф6 (M6-1,5) – 45cm 

Operating conditions 

Temperature -

10°C ÷ 40°C, 

Relative humidity 5%-90% without condensation 

Dimensions 

W=535, H=540, D=165 [mm, +/-2] 

W

1

=540 H

1

=545, D

1

=14 [mm, +/-2] 

W

2

=530 H

2

=380, D

2

=155 [mm, +/-2] 

H

3

=360 or 304 or 248  [mm, +/-2] 

Enclosure 

Steel sheet, DC01 1,2mm color RAL 9003 

Closing 

Cheese head screw x 2 (at the front, possibility of installing two locks with 

different codes) 

Notes 

Enclosure does not adjoin assembly surface so that cables can be led.. 

Additional equipment 

Mounting screws (x4) 

Net / gross weight 

11,06 / 12,12 [kg] 

Declaration 

CE 

 
Table 3. Operation safety. 

Protection class EN 62368-1 

I (first) 

Degree of Protection EN 60529 

IP20 

Electrical strength of insulation: 
- between input input and output circuits of the PSU 
- between input circuit and protection circuit 
- between output circuit and protection circuit 

 
2500 V AC min. 
1500 V AC min. 
  500 V AC min. 

Insulation resistance: 
- between input circuit and output or protection circuit 

 
100 MΩ, 500 V DC  

 
Table 4. Operating parameters. 

Environmental Class 

II 

Operating temperature 

-

10ºC...+40ºC  

Storage temperature 

-

20ºC...+60ºC 

Relative humidity 

20%...90%, without condensation 

Vibrations during operation 

unacceptable 

Impulse waves during operation 

unacceptable 

Direct insulation 

unacceptable 

Vibrations and impulse waves during transport 

Wg PN-83/T-42106 

 

 

Summary of Contents for SWB-300RACK

Page 1: ...USER MANUAL EN Edition 1 from 24 09 2020 Supersedes the edition SWB 300RACK Buffer power supply system for PoE switches RACK 3U 54VDC 4x17Ah 300W ...

Page 2: ...ations 2 Installation 2 1 Requirements 2 2 Installation procedure 3 Maintenance 1 Technical description 1 1 General description Buffer power supply system for PoE switches SWB 300RACK is designed for uninterrupted power supply of PoE switches with 54 V DC It was designed based on high energy efficiency switching power supply module placed in metal enclosure color RAL 9003 Enclosure has a place for...

Page 3: ... Brackets for mounting straps 4 Cable bushing 5 TAMPER microswitch of antisabotage protection NC 6 Power cable terminated with EDG 5 08 2P plug DC 2 1 5 5 reduction included 7 BAT BAT battery output BAT red BAT black 8 Selection jumper for charging current J1 J2 J3 Ibat 0 5 A J1 J2 J3 Ibat 1 A J1 J2 J3 Ibat 2 A Description jumper installed jumper removed 9 Mounting holes to install additional moun...

Page 4: ...90 without condensation Dimensions W 535 H 540 D 165 mm 2 W1 540 H1 545 D1 14 mm 2 W2 530 H2 380 D2 155 mm 2 H3 360 or 304 or 248 mm 2 Enclosure Steel sheet DC01 1 2mm color RAL 9003 Closing Cheese head screw x 2 at the front possibility of installing two locks with different codes Notes Enclosure does not adjoin assembly surface so that cables can be led Additional equipment Mounting screws x4 Ne...

Page 5: ...all be done with a particular care yellow and green wire coat of power cable should be connected to terminal marked with the grounding symbol on PSU enclosure Operation of PSU without the properly made and fully operational shock protection circuit is UNACCEPTABLE It can cause damage to equipment or an electric shock 3 Connect battery in correct polarity 4 Make the selection is done with use of th...

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