德国赛巴TDR实测海底电力电缆波形.pptx

HVCabel Ø 120mm
Cable with numerous joints
Under sea - cable with a few joints
(c) SebaKMT, all rights reserved
HV DC – Cable - 200 km: TDR – Teleflex VX
Teleflex VX, (c) SebaKMT 2012, all rights reserved
9
Teleflex VX Portable
118308242
TFX VX P
Teleflex VX P portable with case
As Stand Alone Version for the direct reflection measurement or as combination with other fault location equipment. 15" SXGA TFT Display with CCFL-backlight, 300cd/m²
Test Instruments & Diagnosis Systems
for
KOREA
SebaKMT – Product range
Seba KMT has a wide range of cable fault location, testand diagnosis tools and system, which could be of interest:
Release date: Autumn 2012
Teleflex VX, (c) SebaKMT 2012, all rights reserved
10
Data
Parameter Measuring range @ 80m/µs Pulse amplitude
„Real“ sample Rate Gain Pulse width Compensation ARMTrigger Delay time Distance depending de-attenuation ARMslide Close range resolution Memory Flash
The Teleflex VX in 19” Format
Teleflex VX, (c) SebaKMT 2012, all rights reserved
6
ProRange
De-attenuation = on De-attenuation = off
Cable: 4 x 1km = 4 km; Type RG58 with open end With activated ProRange function, the end ist much better visible Teleflex VX, (c) SebaKMT 2012, all rights reserved
Sea Cable open end
Sea Cable with Joints
(c) SebaKMT, all rights reserved
HV DC - Cable – 200 km: TDR - Joints
Over land cable with joints
(c) Leabharlann BaiduebaKMT, all rights reserved
118308241 Teleflex VX - R 30 Teleflex VX in 19“ design as system integration version for R 30 and other comparable fault location systems (For new Systems and retrofit of existing systems) Inclusive adaptation set to the R 30 System 15" SXGA TFT Display with CCFL-backlight, 300cd/m²
Distance depending amplitude deattenuation as known from our Telecom units.
Important: This is not a ramp gain, but an exponential de-attenuation!
7
Adjustable trace thickness
1.TDR (Time Domain Reflectometers): Teleflex VX
- Installed in a test van OR - Portable solution
(c) SebaKMT , all rights reserved
2
HV DC - Cable – 200 km
Teleflex VX, (c) SebaKMT 2012, all rights reserved
8
19” Installation versions
118304460 Teleflex VX - Classic
Teleflex VX in 19“ design as system integration version for Classic and other comparable fault location systems. (For new Systems and retrofit of existing systems) Inclusive adaptation set to the Classic System 15" SXGA TFT Display with CCFL-backlight, 300cd/m²
The systems become better, more accurate and have a higher resolution
Problem: The trace shows too many details and these details can be confusing. Now it is possible to show the trace with a thicker line, Same for printing The trace thickness is adjustable from 1 to 9 pixels.