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Article number: ENRGSKN-229

ALFA Device for online diagnostics and monitoring of partial discharges - Techimp - Altanova group

The device is designed for online diagnostics of partial discharges in substation electrical equipment using a license. It is suitable for those companies that have little or no experience in interpreting PD measurement results, and assessment and diagnostics are carried out by Techimp specialists

The device for online diagnostics and monitoring of partial discharges produced by Techimp (Italy) is designed to diagnose the insulation condition of electrical equipment of a substation without taking it out of operation. ALFA is used on cable lines, electric generators and motors, power and instrument transformers, switchgear, as well as for assessing contamination of power lines.

The key difference between ALFA and other PD diagnostic devices produced by Techimp is the licensed operating system. It implies that the device operators only carry out the connection and initial configuration of the device. Information is collected automatically by the device. Assessment and diagnosis of the condition of the equipment under test is carried out by Techimp specialists using the latest technologies, including the patented TF-Map technology.

Unlike traditional PD assessment methods, Techimp TF-Map technology allows you to divide received signals into groups for more convenient analysis and thus accurately determine the type and source of the desired PD signal, even in the presence of strong interference.

The ALFA device is ideal for work in the field - its body is durable and compact, and ALFA can be powered either from the mains or from built-in batteries for up to 20 hours.

ALFA functional features :

  • 3 PD recording channels, one synchronization channel;
  • One device for all types of electrical equipment such as cables, transformers, rotating machines and switchgears;
  • Variety of connections (Wi-Fi, fiber optics);
  • Ultra wide measurement range, fast built-in processing;
  • An innovative tool for recording and processing partial discharges;
  • Diagnostic tools and statistical processing based on fuzzy logic and artificial intelligence;

Technical characteristics of ALFA Techimp

Parameter name

CR registration channel

CR channels

3 channels with power supply for active sensors

Bandwidth

16KHz-30MHz, built-in ultra-wideband filter

Permission

10 Bit

Dynamic range

75 dB

Maximum sampling rate

100 MS/sec

Input voltage limit

1-4000 mVp-p

Input sensitivity

< 1.0 mVp-p

Input impedance

50 ohm

Recording duration

1 µs (min)

20 µs (max)

Connector type

BNC

Sync Channel

Input voltage range

0.2 - 200 VRMS

Frequency range

0.1 / 1000 Hz

Input impedance

10 MOhm

Connector type

BNC

Connections

Interface type

Wi-Fi (IEEE 802.11g) + Optical fiber Ethernet, Bluetooth, USB

Case

IP degree of protection

IP42 with lid closed

IP30 with cover open

Weight, kg

< 12 kg

Overall dimensions, mm

410 x 345 x 205 mm

ALFA standard equipment :

  • ALFA system
  • Software.
  • Manual
  • Warranty card "GK Energoscan"

Additional equipment ALFA :

  • Various types of sensors (selected for the equipment under test)
  • Timing sensor
  • Specialized software

Guarantee period 1 год

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