Furse Total Solution to Earthing & Lightning Protection

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Furse, Wilford Road, Nottingham, NG2 1EB • Tel: +44 (0)115 964 3700 • Email: • Web:
ESP LN Series
Technical specification
1 Maximum working voltage (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
Electrical specification ESP LN ESP LN-4 ESP LN-8 ESP LN-8/16 ESP LN-16/16
Maximum working voltage Uc1 4 V
Current rating 300 mA
In-line resistance ~ 0 Ω
Data rate (TIA Cat-5) 100 Mbps
Transient specification ESP LN ESP LN-4 ESP LN-8 ESP LN-8/16 ESP LN-16/16
Let-through voltage2 Up
C1 test 0.5 kV, 1.2/50 µs, 0.25 kA 8/20 µs to
BS EN/EN/IEC 61643-21
13.5 V
B2 test 1 kV 10/700 µs to BS EN/EN/IEC 61643-21 12.0 V
1.5 kV, 10/700 µs3 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
strap
External earth
strap on front
fascia panel
External earth
strap on front
fascia panel
External earth
strap through
mounting screws
External earth
strap through
mounting screws
Casing material ABS UL94 V-0 ABS UL94 V-0 ABS UL94 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