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ESP LN Series - Technical specification
Electrical specification
ESP LN
ESP LN-4
ESP LN-8
ESP LN-8/16
ESP LN-16/16
ABB order code
7TCA085400R0145 7TCA085400R0147 7TCA085400R0148 7TCA085400R0149 7TCA085400R0146
Maximum working voltage
U
c (RMS/DC)
(1)
4 V
Current rating
300 mA
In-line resistance
~ 0 Ω
Bandwidth (-3 dB 50 Ω system)
100 Mbps
Transient specification
ESP LN
ESP LN-4
ESP LN-8
ESP LN-8/16
ESP LN-16/16
Let-through voltage
(2)
U
p
C2 test 4 kV 1.2/50 μs, 2 kA 8/20 μs to
BS EN/EN/IEC 61643-21
13.5 V
B2 test 4 kV 10/700 μs to BS EN/EN/IEC 61643-21
12.0 V
1.5 kV, 10/700 μs
(3)
12.5 V
Maximum surge current
8/20 μs to ITU-T K.45:2003, IEEE C62.41.2:2002
350 A
Mechanical specification
ESP LN
ESP LN-4
ESP LN-8
ESP LN-8/16
ESP LN-16/16
Temperature range
-40 to +80 ºC
Connection type
RJ45 sockets
Earth connection
External earth External earth External earth External earth External earth
strap
strap on front
strap on front
strap through
strap through
fascia panel
fascia panel
mounting screws mounting screws
Case Material
FR Polymer UL-94 V-0
Steel
Steel
Weight: – Unit
0.05 kg
0.29 kg
0.32 kg
0.75 kg
1 kg
– Packaged
0.09 kg
0.58 kg
0.61 kg
1.1 kg
1.35 kg
Dimensions
See diagram below
(1)
Maximum working voltage (RMS/DC or AC peak) measured at
1 mA leakage
(2)
The maximum transient voltage let-through of the protector
throughout the test (±10%). Response time < 10 ns
(3)
Test to IEC 61000-4-5:2006, ITU-T (formerly CCITT) K.20,
K.21 and K.45,Telcordia GR-1089-CORE, Issue 2:2002,
ANSI TIA/EIA/IS-968-A:2002 (formerly FCC Part 68)
492.6 mm (19”)
185 mm
43 mm
ESP LN
Depth: 21 mm
ESP LN-4
ESP LN-8
Depth: 41 mm
ESP LN-8/16
ESP LN-16/16
Depth: 67 mm
52 mm
88.3 mm
(2U)
87 mm
Telecoms & computer line protection
ESP LN Series