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Testing of your Power Transformers is a critical part of your preventive maintenance
program.
Routine testing can detect a wide variety of existing or developing problem in the core
and coil assembly, load tap-changer, bushings and other ancillary equipment on your
Power Transformers.
SWE’s Test Engineers have over 100 years of cumulative experience testing every mVA,
kV, type and manufactures transformers. Whether you are looking for routine diagnostic
testing or failure analysis, SWE has the equipment and skilled personnel to perform the
job for you.
As Doble Clients, SWE has access to the largest and most comprehensive transformer
test results database in the world for comparing your transformers to others of the same,
size, manufacturer and vintage.
Detailed Services Offered:
- Doble Power Factor on windings, bushings and arresters utilizing the M-4000 test set
- Hot Collar test of bushings with C1, C2 capacitance tap tests
- Megger of the Core Ground at 2.5 kV DC
- TTR utilizing a 3 phase TTR on all taps or designated tap
- Winding Insulation Resistance
- Winding Excitation up to 10 kV
- CT ratio, polarity and saturation
- Operational tests of all controls, pumps, fans and other ancillary devices
- Calibration of gauges
- SFRA (Sweep Frequency Response Analysis)
Fluid Analysis Tests: Mineral Oil, Silicone, R-temp, FR-3 & Askarel
Liquid Screen consisting of:
- Aciid Neutralization Number
- Interfacial Tension
- Dielectric
- Color
- Specific Gravity
- Visual
- Karl Fischer (H20 in ppm)
- Oxidation Inhibitor
- PCB’s in ppm
- DGA (Dissolved Gas in Oil)
- Furan Analysis in ppb
- Dissolved Metals in Oil
- Liquid Power Factor
For more information on SWE’s transformer testing services call 1-800-494-5658 and
ask for the Regional Account Representative for your area.
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Contact Information
Email Sales
Email Web Master
Phone: 800-494-5658
or: 615-248-6700
Fax: 615-255-7048
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