4
Table 2. (See Fig.3)
Component No
(Fig. 3)
Description
[1]
2 x UP LINK port
[2]
4 x PoE port (1
÷4)
[3]
52 V DC power supply socket
1.4 Technical parameters
- parameters of the switch (tab.3)
- electrical parameters (tab.4)
- mechanical parameters
(tab.5)
- operation safety (tab.6)
- operating parameters (tab.7)
Table 3. Parameters of the switch
Ports
6 10/100 Mb/s ports (4 x PoE + 2 x UP LINK)
with connection speed auto-negotiation and MDI/MDIX Auto Cross
PoE power supply
IEEE 802.3af/at (1
÷4 ports), 52 V DC / 30 W at each port *
Used pairs 1/2 (+), 3/6 (-)
Protocols, Standards
IEEE802.3, 802.3u, 802.3x CSMA/CD, TCP/IP
Bandwidth
1,6 Gbps
Transmission method
Store-and-Forward
Optical indication of
operation
Switch power supply;
Link/Act;
PoE Status
*
The given value of 30 W per port is the maximum value. The total power consumption should not exceed 48 W.
Table 4. Electrical parameters
Mains supply
~200-240 V; 50 Hz
Current up to
0,7 A
Supply power
55 W
Output current at the PoE ports (RJ45)
4 x 0,6 A
ΣI=1 A (max.)
Output voltage at the PoE ports (RJ45)
52 V DC
Short-circuit protection SCP and overload protection OLP
105% ÷ 150% PSU power, manual restart
(the fault requires disconnection of the DC output circuit)
PSU current consumption
250 mA/13,8 V DC
Battery charge current
0,5 A max. /1x17 Ah (+/-5%)
Approximate backup time
5h 30min
Battery circuit protection SCP and reverse
polarity connection
melting fuse
Deep discharge battery protection UVP
U<9,5
V (± 5%) – disconnect of connection battery
Sabotage protection:
- TAMPER output indicating enclosure opening
- microswitch, NC contacts (enclosure closed),
0,5 A@50 V DC (max.)
