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ESP RF Series - Technical specification
Electrical specification
ESP RF xx1x21
ABB order code
** See table at the bottom of the page for Part no./ABB order code **
Gas Discharge Tube voltage
90 V
150 V
230 V
350 V
470 V
600 V
Maximum working voltage
U
c (RMS)
(1)
51 V
85 V
130 V
200 V
265 V
340 V
Characteristic impedance
50 Ω
Bandwidth
DC-2.7 GHz
Voltage standing wave ratio
≤ 1.1
Insertion loss over bandwidth
≤ 0.1 dB
Maximum power
(1)
40 W
120 W
280 W
650 W
1.15 kW
1.90 kW
Transient specification
ESP RF xx1x21
Let-through voltage (all conductors)
(2)
U
p
C2 test 4 kV 1.2/50 μs, 2 kA 8/20 μs to
BS EN/EN/IEC 61643-21
< 700 V
< 650 V
< 700 V
< 800 V
< 900 V
< 1050 V
C1 test 1 kV 1.2/50 μs, 0.5 kA 8/20 μs to
BS EN/EN/IEC 61643-21
< 550 V
< 450 V
< 550 V
< 650 V
< 800 V
< 950 V
B2 test 4 kV 10/700 μs to BS EN/EN/IEC 61643-21
< 400 V
< 350 V
< 450 V
< 550 V
< 730 V
< 800 V
5 kV, 10/700 μs
(3)
< 430 V
< 370 V
< 470 V
< 580 V
< 750 V
< 830 V
Maximum surge current
(4)
D1 test 10/350 μs to BS EN/EN/IEC 61643-21
2.5 kA
8/20 μs to ITU-T K.45:2003, IEEE C62.41.2:2002
20 kA
Mechanical specification
ESP RF 111x21
ESP RF AA1x21
ESP RF 441x21
Temperature range
-40 to +80 ºC
Connection type
N female
7⁄16 DIN female
BNC female
Conductor size (stranded)
Via mounting fixtures
Case Material
Aluminium, white bronze plated
Weight: – Unit
120 g
190 g
90 g
– Packaged
140 g
210 g
110 g
Dimensions
See diagram below
(1)
The maximum RF working voltage and maximum power for the protectors is
dependent on the GDT selected, with the power levels derated based on real life
‘worst case’ conditions with VSWR=2:1. See ‘Gas Discharge Tube selection’ below
(2)
The maximum transient voltage let-through of the protector throughout the test (±10%)
(±10%). Response time < 10 ns. This let-through voltage represents a deviation
from the applied signal voltage, present at the time of the test
(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)
(4)
The installation and connections external to the protector may limit the capability
of the protector
Gas Discharge Tube selection
Max RF voltage
Max RF power
GDT voltage
GDT part
V
Peak
V
RMS
50 Ω system (P
RMS
) with VSWR = 2:1 code
digit
72 V
51 V
40 W
90 V
1
120 V
85 V
120 W
150 V
2
185 V
130 V
280 W
230 V
3
280 V
200 V
650 W
350 V
4
375 V
265 V
1.15 kW
470 V
5
480 V
340 V
1.90 kW
600 V
6
Power levels have been de-rated to allow for real life ‘worst case’ conditions, calculated with VSWR as 2:1
24 mm
24 mm
24 mm
24 mm
18 mm
40 mm
40 mm
40 mm
25.8 mm
56 mm
78 mm
58 mm
17.3 mm
17.3 mm
17.3 mm
M3 threaded
channel,
5 mm deep
M3 threaded
channel,
5 mm deep
19.3 mm
24 mm
24 mm
24 mm
24 mm
18 mm
40 mm
40 mm
40 mm
25.8 mm
56 mm
78 mm
58 mm
17.3 mm
17.3 mm
17.3 mm
M3 threaded
channel,
5 mm deep
M3 threaded
channel,
5 mm deep
19.3 mm
24 mm
24 mm
24 mm
24 mm
18 mm
40 mm
40 mm
40 mm
25.8 mm
56 mm
78 mm
58 mm
17.3 mm
17.3 mm
17.3 mm
M3 threaded
channel,
5 mm deep
M3 threaded
channel,
5 mm deep
19.3 mm
24 mm
24 mm
24 mm
24 mm
18 mm
40 mm
40 mm
40 mm
25.8 mm
56 mm
78 mm
58 mm
17.3 mm
17.3 mm
17.3 mm
M3 threaded
channel,
5 mm deep
M3 threaded
channel,
5 mm deep
19.3 mm
ESP RF BK1 (ABB order code: 7TCA085450R0017)
Straight mounting bracket, 53 x 26.3 x 3 mm
2 x M4 clearance mounting holes, 16.3 mm apart
ESP RF BK2 (ABB order code: 7TCA085450R0018)
90° mounting bracket, 33 x 26.3 x 3 mm, 20 x 26.3 x 3 mm
2 x M4 clearance mounting holes, 16.3 mm apart, 14 mm from fold line
ESP RF BK3 (ABB order code: 7TCA085450R0020)
90° mounting bracket, 50 x 24 x 1.5 mm, 60 x 24 x 1.5 mm
2 x M5 clearance mounting holes, 40 mm apart
ESP RF BK4 (ABB order code: 7TCA085450R0046)
90° quad mounting bracket, 50 x 24 x 1.5 mm, 210 x 24 x 1.5 mm
5 x M5 clearance mounting holes, various spacings
Mounting brackets supplied with screws for fixing to protector
Specific systems protection
ESP RF Series