NAVY MS90325 REV G-1980
GENERATOR SYSTEM, ALTERNATING CURRENT, INTEGRALLY EXCITED, 60 KVA BRUSHLESS (P-3 AIRCRAFT)

Standard No.
NAVY MS90325 REV G-1980
Release Date
1980
Published By
United States Navy
Status
Latest
NAVY MS90325 REV G-1980
Scope
REHAIN =MIN THE LIMITS OF FIGURE 1 -1CATION FOR ALL BAUNCED ILIAD CONDITIONS WILE THE SYSTEM IS OPERATING UNDER ALL ENVIRONIEMAL AND LOAD CONDITIONS DEFINED HEREIN. SHALL BE ADJUSTED AT ROOM AHBIENT SO THAT THE GENERATOR DELIVERS 117 f 0.5 VOLTS AT THE POINT OF REGULATION WEN ME GWEIUTOR IS OPERATING AT NO WAD AND 6000 RPM. 3.5.4 DELETE AND ADD: WAVEFORM. THE CREST FACTOR FOR EACH PHASE VOLTAGE WAVEFORM SHALL BE 1.41 + 102. THE T?TAL HARMONIC CONTENT SHALL mT EXCEED 5% FOR ALL NORM. OPERATING CONDITIONS. #O SINGLE HARMO-L EXCEED 3% OF THE FUNDAHENTAL. 3.5.5 ADD: THE PEWANENT HACNET GENERATOR USED FOR INTEGRAL CONTROL POUER SHALL UECOVER TO NORMAL VOLTAGE AmER A SHORT CIRCUIT. "2 AnPS MINIHUM CONTINUOUS CAPACITY". CHANGE "5 AHPS MINIMlM CONTINUOUS CAPACITY'' TO 3.5.1.2 OVERVOLTAGE. CHANGE "FIGURE 6" TO "FIGURE 1" OF THIS SPECIFICATlON AND ADD: "M(IWH DURATmNoF?mEKVOLTAGE ABOVE 130 VOLTS SHALL EE LIMITED TO 5 SECONDS." 3.5.1.3 UNDEPVOLTAGE DELETE AND ADD: THFRL SHALL BE AN LWERVOLTAGE PROTECTIVE DEVICE WHICH SHALL FUNCTION^ THE GENERATOR nRMT THE LOAD BL'S AND DEENERCIZE IT WHEN ANY PHASE VOLTAGE TECTIVE'NHCT~ON OF THE UNDERVOLTAGE PROTECTIVE DEVICE UHEN A n PHASE VOLTACES EXCEED 105 VOLTS. LINE TO WUTRAL IS BELOW 90 VOLTS FOR A PERIOD OF 4 + 1 SECOh'S. THERE SHALL BE NO PRO- 3.5.7.4 ERFREOUENCY. DELETE AND ADD: THEW. SHALL BE AN UNDERFREQUENCY PROTECTIVE DEVICE WHICH SHALL THE OLTPUT FREQUENCY OF THE GENERATOR IS LCSS THAN 367 + 3 HZ. SHALL FüNCTION TO CONNXT THE GENERATOR TO THE WAD BL'CWITHIN ONE SECOND, WEN THE FREQUENCY OF TION TO DISCONNECT THE GEFERATOP FROP THE LOAD BUS; WITHIN ONE SECOND, UHEN THE UNDERFREQUENCY PROTECTIVE DEVICE % E S i T ? R - IS-A?OVf3?3-2 3 HZ. GENERATOR CONTROL UNIT TO SHOU WHEN TM FEEDER FAULT PROTECTIq CIRCUIT HAS BEEN ACTIVATED. 3.5.7.6 3.5.7.7 DELETE: "OFF RESET" IN 'IV0 PUCES AND ADD: "RESW'". ADD: AN M3287/01-22 INDICATOR WITH WNUAL RESET SHALL BE INCLL'DED OK THE 3.5.8 DELETE AND ADD: THE SYSTEM SHALL FEET THE PEQCIRRahTS OF MIL-E-81910, CLASS NO. I11 E FOR WE GENERATORS AND CONTROL EQL'IPMENT, EYCEPT THE TEN HICROFARAD FEED-THROUGH CAPACITOR SHALL BE REMOVED. 1.2.1.1 FREE FLIGHT TEST BEFORE CONSIdcRATION IS GIVER TO INCORPORATING THE I?EH ON THE QUALIFIED PROCUCTS LIST. ADD: QüALIFICATION TESTS SHALL BE SUPPLWENTED WITH A MIh'IWH 100 HOUR FAILURE 4.5.3.1 CHANGE "FIGURE 3" TO "FIGL%E 1" OF THIS SPECIFICATION. 4.5.3.2 CHANCE "FIGURE 3" TO "FIGURE 1" OF THIS SPECIFICATION. 8.5.12 DELETE AND ADD: THE GEERATOR. GENERATOR COhTTROL UNIT AND CT SHALL BE SLIBJECTED TO A ELECTROIIAGhTTIC INTERFERENCE TEST IN ACCORDANCE WITH ML-E-81910. FOR'CUSS III B EQUIPMENT. 4.5.13 CC) DELETE AND ADD: CONDITIONS (A) ANF (B) SHALL BE W.PUTED AT RATED SPEED. THE LINE-TO-hTVTRAL CREST FACTOR OBTAINED BY THE ABOVE TEST SHALL BE 1.41 + 10 PERCENT. OF ANY HARMONIC DURING THE ABOVE TEST SHALL NOT EXCEEC 3 PCRCEhT OF THE FmAYEN'IAL. HARMONIC COMEM SHALL NOT EXCEED 5 PERCENT. THE VALUE THE T

NAVY MS90325 REV G-1980 history

  • 1980 NAVY MS90325 REV G-1980 GENERATOR SYSTEM, ALTERNATING CURRENT, INTEGRALLY EXCITED, 60 KVA BRUSHLESS (P-3 AIRCRAFT)



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