Exhibit AF - USS-L Test Report.pdf
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Prepared By:
Chris Espartero Sr Field Service Representative
North America Service Operations
Houston, TX
USS-L Substation PM
April 28, 2021
Work Order: 08391081
2 | P a g e
EXECUTIVE SUMMARY
Schneider Electric Services perform Transformer and Switchboard PM in accordance with project specification and applicable industry standard on USS-L Substation located at VA loading duct tunnel 2002 Holcombe Blvd Houston, Texas 77030. The site contact for this project was Joe
Ceasar of VA Medical Center Electrical Power Distribution Department (713)806-7506.
USS-L Spare breaker contact resistance test is higher than the recommended value of 200 micro-
Ohms.
If there are any questions or concerns, please contact:
Chris Espartero
832-205-1547
Christopher.Espartero@se.com
USS-L_42640529-001-01-1_XD
Report Source DryTypeTransformer 4/27/2021 10:19:02 PMSession Test Date
Nameplate Company VA Medical Center Serial Number 42640529-001-01-1 Location 2002 Holcombe Blvd Houston, Texas Special ID USS-L
77030 Division Houston Circuit Designation USS-L Manufacturer Square D Electric Class Year Manufactured 0 Type DryTypeTransformer Mfr Location USA Winding Insulation Open-Wound Coolant Select Coolant Weight 5400 LB Tank Type Select Tank Type BIL 60 kV Dry Tank Type Ventilated VA Rating 500 kV 12.47,0.48,* Insulation Material Nomex
Administration Test Date 4/27/2021 Test Time: 10:19 PM Weather Indoors Air Temperature 20°C Apparatus * Humidity 30 %
Temperature Tester C.Espartero Work Order Date Last Tested Verified Test Set Type M4000 Date Retested Verification Date 4/27/2021 Set Top Serial # Reason ROUTINE Last Sheet # Set Bottom Serial # Travel Time Purchase Order Ins. Book # Duration Copies Sheet # Crew Size 1
Bushing Nameplate Designation Serial # Manufacturer Type C1 %PF C1 Cap C2 %PF C2 Cap Rated kV Amps
H1 H1 * * * * * * H2 H2 * * * * * * H3 H3 * * * * * *
42640529-001-01-1 1 - 4
Overall Tests - 2K
Overall Tests - LG
42640529-001-01-1 2 - 4
# Insulation
CH+CHL
CH
CHL(UST)
CHL
CL+CHL
CL
CHL(UST)
CHL
Test kV mA
Watts
% PF Meas.
Cap (pF)
IR Man.
LSR
LSR
LSR
LSR
LSR
LSR
LSR
LSR
mA: */*, 1/1 mA: */*, 1/1 mA: */*, 1/1 mA: */*, 1/1 mA: */*, 1/1 mA: */*, 1/1 mA: */*, 1/1 mA: */*, 1/1
Watts: */*, 1/1 Watts: */*, 1/1 Watts: */*, 1/1 Watts: */*, 1/1 Watts: */*, 1/1 Watts: */*, 1/1 Watts: */*, 1/1 Watts: */*, 1/1
Cap (pF): */*, 1/1 Cap (pF): */*, 1/1 Cap (pF): */*, 1/1 Cap (pF): */*, 1/1 Cap (pF): */*, 1/1 Cap (pF): */*, 1/1 Cap (pF): */*, 1/1 Cap (pF): */*, 1/1
# Insulation
CH+CHL
CH
CHL(UST)
CHL
CL+CHL
CL
CHL(UST)
CHL
Test kV 10.004 10.004 10.004
1.000 1.000 1.000 mA Watts 8.022 0.224 0.798 0.799 0.945 0.152 0.782 0.794
% PF Meas.
2.683 2.711 2.674 2.675 1.236 0.325 2.620 2.659
Cap (pF) 1010.469 218.816 791.663 791.652 2028.797 1237.297 792.022 791.500
Tip UP
FRANK IR Man.
Good Good Good Good Good Good Good Good
3.811 0.825 2.985 2.985 7.649 4.665 2.987 2.984
LSR
LSR
LSR
LSR
LSR
LSR
LSR
LSR
mA: 3.811/3.811, 1/1 mA: 0.825/0.825, 1/1 mA: 2.985/2.985, 1/1 mA: 2.985/2.985, 1/1 mA: 7.649/7.649, 1/1 mA: 4.665/4.665, 1/1 mA: 2.987/2.987, 1/1 mA: 2.984/2.984, 1/1
Watts: 1.022/1.022, 1/1 Watts: 0.224/0.224, 1/1 Watts: 0.798/0.798, 1/1 Watts: 0.799/0.799, 1/1 Watts: 0.945/0.945, 1/1 Watts: 0.152/0.152, 1/1 Watts: 0.782/0.782, 1/1 Watts: 0.794/0.794, 1/1
Cap (pF): 1010.469/1010.469, 1/1 Cap (pF): 218.816/218.816, 1/1 Cap (pF): 791.663/791.663, 1/1 Cap (pF): 791.652/791.652, 1/1 Cap (pF): 2028.797/2028.797, 1/1 Cap (pF): 1237.297/1237.297, 1/1 Cap (pF): 792.022/792.022, 1/1 Cap (pF): 791.500/791.500, 1/1
Δ-
LSR mA: 38.189/38.189, 1/1 Watts: 303.878/303.878, 1/1 Cap (pF): */*, 1/1 LSR mA: 40.401/40.401, 1/1 Watts: 318.921/318.921, 1/1 Cap (pF): */*, 1/1 LSR mA: 19.004/19.004, 1/1 Watts: 146.139/146.139, 1/1 Cap (pF): */*, 1/1
USS-L_42640529-001-01-1_XD
Winding Resistance
Winding Manufacturer Serial Number Configuration Winding Temperature Factory Factory
Temperature Rise Resistance Temperature (Ohms)
Y * * * *
High Voltage DETC LTC Phase Resistance Units Calculated Correction Corrected Percentage
Resistance Factor Resistance Deviation 3 A 323.9 milli Ohms * * * * 3 B 322.4 milli Ohms * * * * 3 C 321.5 milli Ohms * * * *
Low Voltage DETC LTC Phase Resistance Units Calculated Correction Corrected Percentage
Resistance Factor Resistance Deviation 3 A 868 micro Ohms * * * * 3 B 871 micro Ohms * * * * 3 C 879 micro Ohms * * * *
Exciting Current Tests Manufacturer Type Steps Boost % Buck % Position Found Position Left Oil Volume
DETC 3 3 *
Turns Ratio Tests Serial Number HV Winding LV Winding
Delta Wye Connections H3 - H1 H1 - H2 H2 - H3
Tap NP Volt Tap NP Volt Cal Ratio 1 Ratio 2 Ratio 3 Min. Lim Max. Lim Manual
3 12470 3 480 44.997 45.072 45.089 45.063 44.772 45.222 Good
42640529-001-01-1 3 - 4
DETC
LTC Test kV mA 38.189
H3 H1 Watts
303.878 X L
mA 40.401
H1 H2 Watts
318.921 X L
mA 19.004
H2 H3 Watts X
L Manual Good146.139
Exciting Current Plot
42640529-001-01-1 4 - 4
TWO-WINDING DRY-TYPE TRANSFORMER
TEMPERATURE 68 °F
PAGE
END USER
CUSTOMER
2002 HOLCOMBE BLVD.
DEPARTMENT OF VETERAN AFFAIRS
SITE LOCATION
USS-LAUNDRYDESIGNATION
SUBSTATION BUILDING 100
4/27/2021 30
JOB #
DBID
END USER ASSET/ID
HUMIDITYDATE
TESTED BYELEMENT
SUB-ELEMENT
DEVICE
EQUIPMENT USED
DRY TYPE TRANSFORMER
Chris Espartero
M4K , Megger, TTR, Winding Resistance
N/A
N/A
VA Hospital WO-08391081
Acceptable
CONDITIONDescription CLEAN/LUBEDescription
N/A
Torqued
N/A N/A
N/A
N/A N/A
FANS
AcceptableAcceptable
Acceptable
N/A N/A N/A
N/A
N/AVENTILATION / FILTERS
N/A
PAINT Acceptable
INDOOR
CleanedAcceptable
N/A
MATCHES DWG OR SPEC
WEATHER
Cleaned
ENVIRONMENT
Acceptable
N/A
GAUGES
SUPPORT INSULATORS
N/ATorqued
N/A
Windings
Acceptable
N/A CABINET HEATERS
AUXILIARY DEVICES N/ATorqued
PRIMARY CONNECTIONS
TANK / FRAME GROUND
NEUTRAL GROUND
Description CONDITION
SEC. CONNECTIONS Acceptable
N/A
N/A
Acceptable
N/A Torqued
ARRESTERS
CORE GROUND
ALARMS / ANNUNCIATOR
CONTROLS
BUSHINGS
CLEAN/LUBE CLEAN/LUBECONDITION
TEMPERATURE GAUGES WERE RESETunavailable °CMAXIMUM WINDING TEMPERATURE (1)°CunavailableWINDING TEMPERATURE (1)
GAUGES
N/A
CLEAN
23210, REVISED 10/20/2020(888) 778-2733 www.schneider-electric.us
23 23
601601601
NAMEPLATE DATA
RATED CURRENT
RATED CURRENT
AMPERES
AMPERES/
11,846
3 4 5 kV PRI.
PRIMARY VOLTAGE
SECONDARY VOLTAGE 277 WYE
13,094
TAP POSITION/CONNECTION
12,872 12,158
CLASS
12,470
Phase 342640529-001-01-1SERIAL NO.
kVA/
THERMAL RATINGS
DELTA
kV SEC.
IMPEDANCE
YEAR OF MANUF.N/A 2020
MANUFACTURER
SPECIFICATION NO. MANUF. LOCATION
TYPE AA K FACTOR N/A °CTEMPERATURE RISE
U.S.A
1155.51
B.I.L. RATINGWINDING MATERIAL Cu
LB
DELTA480
TAP VOLTAGES
WINDING POLARITY SUBTRACTIVE
WYE
500 / 500
12,470
TOTAL WEIGHT
Dry
Square D
RANGE
INSPECTION
INSULATION RESISTANCE TEST
TESTED
PRIMARY TO
SECONDARY AND GROUND
SECONDARY TO
PRIMARY AND GROUND
VOLTAGE
(VOLTS DC)
(MEGOHMS)
Windings TEST RESISTANCE
PRIMARY TO
SECONDARY
1.0 MINUTE0.5 MINUTE 0.5 MIN. 20C 1.0 MIN. 20C
Acceptable
Acceptable
Acceptable
DIELECTRIC
ABSORPTION
RATIO
TEMPERATURE CORRECTION FACTOR TO 20°C, TCF 1
5,000
1,000
5,000
134,300.0 134,300.0 197,800.0 197,800.0
147,600.0147,600.0115,400.0115,400.0
221,000.0 221,000.0 330,000.0 330,000.0
1.47
1.28
1.49
Calculated PASS/FAIL Calculated
PASS/FAIL
TO
% DEVIATIONMeasured
TRANSFORMER TURNS RATIO TESTS
Calculated PASS/FAIL
CALC.
RATIO
Secondary
VOLTAGE
ENTER Primary
VOLTAGE
X1 - X0 X0 - X2
H1 - H3 H2 - H1 H3 - H2
X0 - X3
TAP TO
TEST
3 45.072 45.089 45.0630.21 % PASS 0.15 % PASSPASS44.996 0.17 %12,470 277
TWO-WINDING DRY-TYPE TRANSFORMER
PAGEDRY TYPE TRANSFORMERDEVICE N/ADBID
23210, REVISED 10/20/2020(888) 778-2733 www.schneider-electric.us
H3-H1 X0-X3X0-X1
WINDING RESISTANCE
H2-H3
Meas. Corr.
TAP
POSITION
TEST
# (milliohms)H1-H2 (milliohms) (milliohms)
Corr.Meas. Corr.Meas.
(milliohms)
Corr. Corr.Meas. Corr.Meas.Meas.
X0-X2 (milliohms) (milliohms)
WINDING TESTED
(t = Equipment Temperature)
Values Corrected to: °C75
Aluminum windings
R(Corr) = R(Meas) * (234.5 + c) / (234.5 + t)Copper windings
R(Corr) = R(Meas) * (226 + c) / (226 + t)
(c = Corrected Temperature)
3 323.900 393.898 322.400 392.074 321.500 390.979 0.868 1.056 0.871 1.059 0.879 1.0691
Primary Secondary
TECH NOTE(S):
COMMENTS: All results are satisfactory at this time.
DEFICIENCIES:
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