Peak Measure

2014 Transformer

Seminar

DGA Testing Basics

Lab/On-Line/Portable

Presented by:

William (Bill) Zuccarello US Lab Manager

ANALYTICAL SOLUTIONS

OVERVIEW

3

KEY LAB SERVICES

TRANSFORMER

SIGNATURE

FAULT

DETERMINATION

TRANSFORMER

COMMISSIONING

SPECIAL

TESTS

OIL

QUALIFICATION

ROUTINE

TESTS

100% focused exclusively on client dielectric fluids analysis +

O i l t e s t s a t a g l a n c e DESCRIPTION ASTM NUMBER

Dielectric Strength D877/D-1816

Acidity D-974

Interfacial Tension D-971

Color D-1500

Water Content D-1533

Density D-1298

Visual Examination D-1524

Power Factor D-924

Inhibitor Content D-4768

Dissolved Gas Analysis D-3612

Furan Analysis D-5837

OIL QUALITY TESTS

DETECT INCIPIENT FAULTS

DETECT PAPER DEGRADATION

- Highest quality syringes on the market

• Bar coded

• All syringes are “primed” not “dirty”

- Of the three methods utilized; A, B & C

- We use Method A, it is the most effective and

reliable and least effected by discrepancies.

- The difference is VGVL

L a b o r a t o r y D e t a i l s

UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF RECLAMATION, June 2003

A s s e s s i n g T r a n s f o r m e r C o n d i t i o n

+ DISSOLVED GAS ANALYSIS

W a t e r C o n t e n t A S T M D 1 5 0 0

+

+

KARL FISHER TITRATION TO DETERMINE HOW

WET YOUR EQUIPMENT IS

TANK BREATHING OR PAPER DEGRADATION

F u r a n A n a l y s i s A S T M D 5 8 3 7

+

+

FURANIC COMPOUNDS: PRODUCED AS THE SOLID

INSULATION (CELLULOSE) DETERIORATES

THIS MEASUREMENT INDICATES THE

CONDITION OF THE SOLID INSULATION

9

+ IN COMPLIANCE WITH OUR ACCREDITATION,

OUR APPROACH TO ENSURE QUALITY AND

RESPONSIVENESS WITH THE OIL SAMPLE

RESULTS, IS TO WORK TOGETHER WITH OUR LAB

CLIENTS USING MS OIL LIMS.

M S O I L L I M S : L a b I n f o r m a t i o n M a n a g e m e n t S y s t e m

Wrap-Up