Category: Transformer Test Equipment

Transformer Test Equipment

  • 10kV Insulation Resistance meter up to 40 Tera-Ohm – MIC10k1

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    IEC 61557 label Safety Cat IV at 600V label Safety Cat III at 1000V label Bluetooth Enabled label Ingress protection IP40 label

     

    Megohmmeter - 10kV up to 40 Tera Ohms MIC 10k

    This insulation resistance meter has digital filters function for measurements in high noise environment.  Continuity measurement of protective connections and equipotential bonding in accordance with EN 61557-4 with current > 200 mA.  Adjustable limits for measured resistance RISO and RCONT. Measurement of leakage current during insulation resistance testing. DC and AC voltage measurement in the range of  0...750 V. Drawing graphs on the display during measurement. Innovative  memory  with possibility of description of:  measurement points,  facilities,  names  of  customers. Operating with mini Bluetooth keyboard (option). MIC-10s1 - Stable measurements in noisy environments such as 765 kV substations. Graphic LCD 5,6'’ backlit. Keyboard backlit. Power supply from battery packs. Built-in fast charger. The instruments meet the requirements of the EN 61557 standard.

    10 kV Insulation Resistance Meter Features

    • clear visible display
    • measurement voltage any in the range of: 50…10000 V (50...1000 V at 10 V and 1...10 kV at 25 V),
    • continuous indication of measured insulation resistance or leakage current,
    • automatic discharge of measured object capacitance voltage after the end of insulation resistance measurement,
    • acoustic signaling of 5 seconds intervals to facilitate capturing time characteristics,
    • adjustable measuring time to 99'59'’,
    • metered T1, T2 and T3 test times for measuring one or two absorption coefficients from the range of 1…600 s,
    • polarization index (PI), absorption coefficients Ab1, Ab2 and dielectric absorption ratio (DAR) measurement,
    • indication of actual test voltage during measurement,
    • 1.2 mA, 3 mA and 5 mA test current,
    • insulation resistance measurement using two- or three-wire method,
    • measurements with test leads up to 20 m...
    • protection against measuring live objects,
    • automatic measurement of multiple core cables with the additional AutoISO-5000 adapter (for MIC-10k1 max. voltage 5 kV)
    • measurement of capacitance during the measurement of RISO.
    • measurement of temperature (with additional probe - WASONT1),
    • step voltage insulation resistance measurement (SV),
    • Dielectric Discharge calculation (DD),
    • location of damage (burnout),
  • Micro ohmmeter

    Cropico DO7 Micro-Ohmmeter

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    Micro Ohmmeter DO7

    The DO7 digital micro ohmmeter is a practical instrument for low resistance measurement, ideal for utilities use in the workshop, field or test facilities. It is of rugged construction, contained in a sealed ABS plastic case with lid and carrying handle.

    The DO7 digital micro ohmmeter has many advanced features. Rechargeable batteries means real portability with more than 1 hour of continuous operation on the lowest ranges(10A), and 20 hours on all others. The internal charger will boost charge to 90% of full charge, switching automatically to a trickle maintenance charge. Warning LEDs illuminate when an open circuit lead condition is detected.

    Micro Ohmmeter Features DO7:

    • True 4 terminal measurement eliminates lead resistance errors
    • 10A measuring current
    • Rechargeable batteries with built-in charger
    • Measuring ranges 600µΩ to 60Ω
    • Resolution 0.1µΩ on 600µΩ range
    •  0.8” LED display daylight viewable
    • Auto average of forward and reverse measurement
    • Remote start socket
    • All solid state design
    • Wide range of leads and accessories available
    • RS232 printer output
    • Protection up to 415Vrms at the measuring terminals,
    • Digital calibration and long scale length
    • 6,000 count
  • Micro Ohmmeter Main Image

    DO7 Plus Micro Ohmmeter

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    Micro Ohmmeter - DO7 plus

    The DO7Plus is a 10A Micro ohmmeter, suitable for applications within Aerospace, Utilities, Cable or Machine Manufacturers or where a cooling curve is required to plot peak resistance. This Micro Ohmmeter comes with built in rechargeable batteries which will provide up to 1 hour of continuous use at 10A, and up to 20 hours at all other ranges.

    The data log memory using the latest FRAM technology which offers unlimited read/write cycles and over 10 years of data retention, without relying on internal batteries.

    Micro Ohmmeter Features DO7 plus:

    • Backlit LCD graphic panel with programmable timer for battery conservation
    • Qwerty Keyboard
    • Temperature compensation via PT100
    • Coefficients for Copper and Aluminum
    • Display length of 60,000 counts
    • Auto Averaging with a forward reverse measurement (removes thermal emf diff)
    • Log Memory can be plotted to calculate peak resistance value at t=0
    • Memory 1000 time stamped readings
    • Software included to view data via download with USB, RS232
    • Ruggedly constructed case IP 67 when lid is closed a d IP53 when lid is open.
    • On-screen, real-time graphical plotting cooling curve facilities with peak resistance value calculator
    • Reading rate of 2 readings per second
    • Measuring ranges from 6mΩ - 6kΩ
    • Resolution 100nΩ on 6mΩ range
    • Single pulse measurement for fast resistance tests
    • Continuous measurement current for inductive tests
    • Full test lead continuity testing and diagnostic display
    • Multilingual - display available in English, French, German, Spanish or Italian
  • Profile Picture Insulation Resistance Meter

    Insulation Resistance Meter 5kV MIC-5050

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    IEC 61557 label Safety Cat IV at 600V label Safety Cat III at 1000V label Bluetooth Enabled label Ingress protection IP40 label

    Insulation resistance meter - 5kV up to 20 Tera Ohms

    This insulation resistance meter has digital filters function for measurements in high noise environment.  Continuity measurement of protective connections and equipotential bonding in accordance with EN 61557-4 with current > 200 mA.  Adjustable limits for measured resistance RISO and RCONT. Measurement of leakage current during insulation resistance testing. DC and AC voltage measurement in the range of  0...750 V. Drawing graphs on the display during measurement. Innovative  memory  with possibility of description of:  measurement points,  facilities,  names  of  customers. Operating with mini Bluetooth keyboard (option).
    Graphic LCD 5,6'’ backlit. Keyboard backlit. Power supply from main power line or battery packs. Built-in fast charger. The instruments meet the requirements of the EN 61557 standard.

    Insulation Resistance Meter Features

    • measurement voltage any in the range of: 50...5000 V (50...1000 V at 10 V and 1...5 kV at 25 V),
    • continuous indication of measured insulation resistance or leakage current,
    • automatic discharge of measured object capacitance voltage after the end of insulation resistance measurement,
    • acoustic signaling of 5 seconds intervals to facilitate capturing time characteristics,
    • adjustable measuring time to 99'59'’,
    • metered T1, T2 and T3 test times for measuring one or two absorption coefficients from the range of 1…600 s,
    • polarization index (PI), absorption coefficients Ab1, Ab2 and dielectric absorption ratio (DAR) measurement,
    • indication of actual test voltage during measurement,
    • 1.2 mA, 3 mA and 5 mA test current,
    • insulation resistance measurement using two- or three-wire method,
    • measurements with test leads up to 20 m...
    • protection against measuring live objects,
    • automatic measurement of multiple core cables with the additional AutoISO-5000 adapter
    • measurement of capacitance during the measurement of RISO.
    • measurement of temperature (with additional probe - WASONT1),
    • step voltage insulation resistance measurement (SV),
    • Dielectric Discharge calculation (DD),
    • location of damage (burnout),
  • Sweep frequency Response Analyser

    SFRA45 Sweep Frequency Response Analyzer

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    SFRA Sweep Frequency Response Analyzer Overview

    Can your current  SFRA match the functionality of the SFRA45. Why would you buy 20 year old Technology when the SFRA market has evolved. This Sweep Frequency Response Analyzer with a bandwidth of 5Hz to 45MHz, the SFRA45 offers a fully portable solution for the field of SFRA (Sweep Frequency Response Analysis) which fully complies with IEC60076-18 – Power Transformers Part 18 – Measurement of frequency response.

    Featuring an inbuilt colour LCD screen as well as being battery powered.  The tablet style instrument offers the ability to perform most common sweep frequency response analysis technique “Fingerprint Comparison” as well as all other comparison techniques, with or without PC Software. The dedicated software available (SFRAComm) also enables the user to create databases from which historical transformer sweeps can be recalled and compared to current sweeps for analysis.

    There are Four occasions when SFRA is performed

    1. Upon factory quality checking
    2. Before a short circuit test
    3. Before and After transportation
    4. Ongoing scheduled maintenance

    Sweep Frequency Response Analyzer (SFRA) Features & Benefits

    • Full Colour LCD VGA Display view comparison on the spot
    • Frequency range 5Hz to 45MHz
    • Gain Accuracy 0.02dB
    • Phase Accuracy 0.05°
    • RS232, LAN and USB
    • PC Software package included
    • 2Hr Battery Life
    • Leading Phase Accuracy
    • Truly Portable Measurements
    • LCR Mode
    • Save Data to external USB
    •  50Ohm or High Impedance Input
    • Scope Function
    • Save Data to Database for comparison
    • Supplied with all accessories and carry case