LS1-3_Form_430-127-01May2015.pdf

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Attached to
Exciter Refurbishment LS3 Unit Federal contract opportunity
Solicitation number
R15PS01776
Issued by
Department of the Interior Bureau of Reclamation

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Testing Form

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Form 430127 (Revised 8212014 jsb) Date:_____________

LS1LS3 MAIN EXCITER WINDING TEST DATA

W.O.:_____________

P.O.:_____________

Contractor & Job#:_____________

UNIT LS1LS3

MAIN EXCITER WINDING TEST DATA

UNIT:_______________

Insulation Resistance (meggared). Test Instrument Voltage: _______________________

BRUSHES REMOVED: As Found After Cleaning As Left

Rotor (armature) Coils and Comm. to shaft . . . . . . . . . ……. _______Megohms _______Megohms _______Megohms

Stator (fields) Interpole Coils to frame . . . . . . . . ……… _______Megohms _______Megohms _______Megohms

Brush Rigging to frame (Inside)…………. _______Megohms _______Megohms _______Megohms

Brush Rigging to frame (Outside)……… _______Megohms _______Megohms _______Megohms

Main Shunt (F1 & F2) to frame …………… _______Megohms _______Megohms _______Megohms

Diff. Shunt (F3 & F4) to frame. . ………... . _______Megohms _______Megohms _______Megohms

Main Shunt to Diff. Shunt . . ………... . _______Megohms _______Megohms _______Megohms

ARMATURE COILS AFTER CLEANING:

Ductor: Attach separate sheet with ductor readings.

Surge Comparison/Baker AWA Tests: Attach separate sheet with photographs and/or report, and a narrative of test results.

FIELD COILS

AC & DC VOLTAGE DROP TESTS

As Found (Incoming)

Interpoles, _________Amps @ _________VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Interpoles, _________Amps @ _________VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

Pole No’s. __1___ __2___ __3___ __4___ __5___ __6___

Main Shunt (F1 F2) _______Amps @ ______VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Main Shunt (F1 F2) _______Amps @ ______VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

Diff. Shunt (F3 F4) _______Amps @ ______VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Diff. Shunt (F3 F4) ______Amps@ _____VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

AC & DC VOLTAGE DROP TESTS

As Found (After Cleaning)

Interpoles, _________Amps @ _________VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Interpoles, _________Amps @ _________VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

Pole No’s. __1___ __2___ __3___ __4___ __5___ __6___

Main Shunt (F1 F2) _______Amps @ ______VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Main Shunt (F1 F2) _______Amps @ ______VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

Diff. Shunt (F3 F4) _______Amps @ ______VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Diff. Shunt (F3 F4) ______Amps@ _____VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

AC & DC VOLTAGE DROP TESTS

As Found (As Left)

Interpoles, _________Amps @ _________VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Interpoles, _________Amps @ _________VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

Pole No’s. __1___ __2___ __3___ __4___ __5___ __6___

Main Shunt (F1 F2) _______Amps @ ______VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Main Shunt (F1 F2) _______Amps @ ______VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

Diff. Shunt (F3 F4) _______Amps @ ______VAC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VAC

Diff. Shunt (F3 F4) ______Amps@ _____VDC

Volts/pole = _____ _____ _____ _____ _____ _____

Total = ______VDC

DC RESISTANCE READINGS

Main Shunt (F1 F2) ______ Ohms

Diff. Shunt (F3 – F4) ______ Ohms

PERFORM OTHER CONTRACTOR STANDARD INSPECTIONS AND TESTS, AND DOCUMENT ON CONTRACTOR

STANDARD FORMS.

REMARKS:

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