1、I This document has been approved for public release and sale; its I distribution is unlimited. 7 1 +-%-aa MIL-R-23098A ISHIPS) 30 November 1970 . SUPERSEDING MIbR-23098 (SHIPS) 11 December 1961 (See 6.7) MILITARY SPECIFICATION REGULATORS, LINE VOLTAGE, SINGLE PHASE, 400 HERTZ A.C. NAVAL SHIPBOARD 1
2、. SCOPE 1.1 e, This specification covers general requirements for single phase, 400 Hertz (Hz) lternating current (a.c.) line voltage regulators intended for shipboard application. The single-phase regulators shall operate in a three-phase bank when connected in a our- wire wye circuit with or witho
3、ut a grounded neutral, or in a delta circuit. 1.2 Classification. The. continuous load capacity of the three-phase bank shall be limited by the maximum lhe current rating of the single-phase equipment. be of the following ratings as specified (see 6.): # Equipments shall 115 volt system - Equipments
4、 are rated at 115 volts (V) root-mean-square (RMS) and the follming maximum continuous output line currents: 75 amperes RMS 150 amperes RMS 225 amperes RMS 440 volt system - Equipments are rated at 440V RMS and the following maximum con- tinuous output line currents: 20 amperes RMS 40 amperes RMC #
5、2. APPLICABLE DOCUMENTS I: 2.1 The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPECIFICATIONS MILITARY . MIL-S-901 - Shock Tests, H.I.(High-Impact), Shipboard Machinery Equipment
6、and Systems, Requirements For. Use). MIL-E-917 - Electric Power Equipment, Basic Requirements For (Naval Shipboard MIL-D-1000 - Drawings, Engineering and Associated Lists. MIL-D-1000/2 - Drawings, Engineering and Associated Lists. MIL-E-2036 - Enclosures For Electric and Electronic Equipment, (Naval
7、 MIL-P-15024 - Plates, Identification - Information and Marking For Identifi- MIL-M-15071 - Manuals, Teahnical Equipment and Systems Content For, MIL-0-16485 - Ohmters, IncUlation-Resistance-Indicatingr Portable. MIL-1-16923 - Insulating Compound, Electrical, Embedding. MIL-E-17555 - Electronic and
8、Electrical Equipment and Associated Repair Parts; MIL-C-19500 - Semiconductor Devices, General Specification For. MIL-1-45208 - Inspection System Requirements. MIL-T-55164 - Terminal Boards, Molded Barrier, Screw and Stud Types and Shipboard). catiqn of Electrical, Electronic and Mechanical Equipmen
9、t. Preparation For Delivery. Associated Accessories, General Specification For. FSC 6110 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-230!38A (SHIPS) MILITARY (continued) MIL-U-81203 - Manual, Technical, in-Process Reviews, Validations and V
10、erifi- cation Support of. STANDARDS MZLITARY MIL-STD-108 - Definition of and Basic Requirements for Endosure for Electric ML-STD-167 - Mechanical Vibrations of Shipboard Equipmsnt. MIL-STD-198 - Capacitors, Selection and Use of. MIL-STD-199 - Resistors , Selection and Use of. MIL-STD-470 - Maintaina
11、bility Program Requirements (For System and Equip- MIL-STD-471 - Maintainability Demonstration. MIL-STD-701 - Lists of Standard Semiconductor Devices. HL-STD-740 - Airbqrne and Structureborne Noise Measurements and Acceptance MIL-STD-jSl - Electric Power, Alternate Current, For Shipboard Use , Chara
12、cter- MIL-STD-785 - Requirements for Reliability Program (or Systems and Equip- and Electronic Equipment. ments) . Criteria of Shipboard Equipment. ization and Utilization of. ments) . PUBLICATIONS MILITARY NAWHIPS 0967-312-8010 (Formerly NAWHIPS 94324) - Maintainability Design Criteria Handbook for
13、 Design of Shipboard Electronic Equipment. (Copies of specifications, standards, drawings, and publications required by contractors in connection with specific procurement functions should be obtained from the procuring activity or a8 directed by the contracting officer,) # 2.2 Other ublications. Th
14、e following document forms a part of this specification to the extentwiw Unless otherwise indicated, the issue in effect on date of invitation Or bids or request for proposal shall apply. Uniform Freight Classification Rules. UNIFORM CLASSIFICATION COMMITTEE (Application for copies should be address
15、ed to the.Uniform Classification Committee, 202 Union Station, 516 West Jackson Boulevard, Chicago, Illinois 60606.) 3. REQUIREHENTS 3.1 Qualification. The line voltage regulators (see 6.4.1), furnished under this specificaton shall be a product which is qualified for listing on the applicable quali
16、fied products list at time set for opening of bids (see 4.3 and 6.2) any rtquirmphin conflicts with the requirements of MIL-E-917, the require- ments of this specification shall govern. # i 3.2 General re uirements The equipment shall be in accordance with MIL-E-917. If # 3.2.1 Vibration. The equipm
17、ent shall withstand the type I vibration test of MIL-STD-167. I 3.2.2 Shock, The equipment shall withstand the high-impact shock tests for grade A, i olas8 I, type A, lightweight equipment as specified in MIL-S-90 shall conform to the -tance limits specified for grade B equipment as specified in 3.2
18、.4 Radio fr uen and low-fr uen noise interference. Equipment shall be de- signed and .ku at the temperature maaaured on the cas8 of oapacifzvs usrd for u.0, applications shall be limited to 15% at the actat severe conditioma ai -application. Capacitors may be o non4mdard typ, subjecr. ta HAWEC appxw
19、al (ata. 3.2.12), provided Iht the awe tenperature riie limitations are met and the capacitors are designcd for 40,000 hours operation at 85% and the niaxiarun operating voltage, 3.2.13 Saiaioonductor devices. semiconductor devices shall be silicon types andl shall bo #elected xrtingr or characterii
20、tics aeher than thoas lirrted in HtIrBTD-701, ths contractor shall abfan approval iron NAVSBC as requixed by I4Zt.B-917. hpplication o iemi-cnduator devices ahall b. 6i1 +cifiad by MIL-E-917. Om applications which require oaillieaau of? parts tu gve u ohimey-eteebr nafmal, draft. me diraeririime ob
21、wthout excesding the liaiting tempexaturecl carreripanding ta I 3.2.18 V6neilatiOri. The aquiprnent shall be caaled by natural convection without: WQ 5.2.19 Sins mi wei ht !ha Idadauin eire and weight OP each ringl.e-pharte aquipmanr; Bhtddkoutput vzltag compensation cotering a minimum range extendi
22、ng from zero to plus 7.07 percent of rated output voltage at rated full load to cor pensate for voltage drop in the cabling between the equipment and the connected load. compensation shall be provided in the form of separate resistive compensation and inductive compensation, each to be independently
23、 adjustable over a range from zero to 5 percent of rated voltage at rated full load. respectively shall be individually adjustable by means of variable resistors internal to the equipments but accessible and available or necessary adjustment aboard ship. regulation error introduced by the specified
24、output voltage compensation shall be constrained to permit the RMS output voltage at the end of the load cable to remain regulated within plus or minus 1 percent of rated voltage over a load range extending from no load to rated full load. The requirements on magnitude of output voltage compensation
25、 and permissible regulation error specified herein shall be satisfied when equipments are operated in a three-phase four-wire wye system (with grounded neutral) under conditions of balanced load or unbalanced load as follows: The The degrees of resistive and inductive compensation Any 20 percent rat
26、ed load on one phase: rated full load on remaining two phases. # - 3.3.4.1 Compensation shall be linear as a function of load as required to meet the performance requirements of 3.3.4. that no combination of adjustments shall cause the regulator terminal output voltage to exceed 110 percent of rated
27、 voltage at any load. transient of no individual output haxmnio shall exceed 2 percent of rated RMS voltage. ever equipment8 are opera- accordance with tele II and 3.3.2(a). 3.3.10.2 Deviation factor. Waveform deviation factor shall not excead 5 percent when- I I 3.3.11 Efficiency. 3.3.11.1 e. KVA e
28、fficiency of each equipment shall be at least 80 percent at any load between 60 percent load and rated full load, at 0.75 lagging and unity power factors. I 3.3.11.2 E, iW (power) efficiency of each equipment shall be at least 90 percent at any load between 60 percent load and rated full load, at 0.
29、75 lagging. I operation of power stage; (3) . Simplified illustrations and schematic diagrama to supplement explanator) text8 (4) for magnetic amplifiers, saturable reactors and power magnetics of specialized design. (5) cuitry; correct phase relationship of trigger pulses and gating signals with re
30、spect to A.C. line voltage, indicating instantaneous excursions,. reference levels and time base. Preparation for use after storage. Significant operational characteristic cmes, such as tranafer curves Voltage and current signal waveforms internal to regulator control cir- (i) Installation instructi
31、ons. (1) Precautions, (2) (3) Mounting, (4) Electrical connections. (5) Adjustment of output voltage compensation resistors (see 3.3.4). (6) (7) (1) (2) (3) (4) Troubleshooting techniques; involving observation of symptoms, diagnosis (5) Signal tracing and measurement of significant voltages, curren
32、ts and (6) Adjustment of output voltage, (7) Removal of replaceable trays or modules to facilitate troubleshooting (8) Description of test instruments required to troubleshoot equipments, and (1) Visual inspection for broken leads, heat damaged parts, dirt and contam- (2) Proper procedure for cleani
33、ng interior of equipment to accomplish safe . Parts identification in form of .list-based on provisioning technical docu- mentation defining recomnded complement of onboard repair parts. Reduced size master drawings of line voltage regulator. Photographs (include a sufficient number of photographs o
34、f both external and internal views of the equipment to show construction details and location of parts, Parts shall be flagged.) rmdel designation, necessary to troubleshoot shipboard installed equipments and to reproduce test data required by item (i) (7). Tests, including insulation resistance mea
35、surements, necessary to verify Test data, including data on steady-state no load excitation current for (j) Maintenance, corrective. Proper adjustment of resistive and reactive voltage compensation poten- Simple voltage regulation tests requiring measurement of peak and RMC Resistance measurements a
36、nd continuity checks. suitability for shipboard installation; single-phase equipment (see 3.3.8.1) . tiometers. output vqltage. of faults and corrective action;,sequence of steps required to isolate faults, waveforms; necessary trimming adjustments. and repair. admonitions or precautions on proper u
37、se of instruments. inants. and nondestructive removal of dirt and deposits; precautions on use and handling of cleaning solvents. . (k) Maintenance, preventive. (1) (m) (n) (o) Definitive list of test equipment, indicating instrument, manufacturer and 3.6.2 Manual validation lan The manufacturer sha
38、ll prepare, revise as appropriate and follow a-akion plan f%e technical manual as specified in MIL-M-15071 (see 6.6). The validation plan shall provide for Government verification. procedures shall be accomplished in accordance with MIL-T-81203 prior to equipment easy replacement of subGsemblies, Th
39、e design shall conform to the design-for-maintainability requirements of MIL-STD-470 (see 6.6) and Publication NAVSHIPS 94324. The Geometric- Msan-TirPe-“eRepair (MCTRG) shall be 1 hour and shall be-demonstrated in accordance with MIL-STD-471 (see 6.6). Validation of maintenance delivery. 3.7 Mainta
40、inabilit . The equipment shall be designed so that it can be maintained by 3 8 Reiabiit and maintainabilit 02. A prerequisite to listing of equipment on thsOuaducts tist shall be ii ttal of a Reliability and Maintainability Plan covering all equipment that will be supplied against this specification
41、. irhall b0 subzdtted to NAVSEC for approval. MIL-STD-785 (see 6.6) and MIL-STD-470 (see 6.6) The plan 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS
42、-,-,-MIL-R-2309 8A (SHIPS) 4.3 Qualification testi3.g Qualification tests shall be conducted at a laboratory iatisfactory to the Navamp Engineering Center. Qualification tests shall consist of the tests specifieq in table IV. i 4.3.1 Prior to ualification tests. Prior to test authorization, the manu
43、facturer ehall eubdtiddrawings contg all information as required to determine complete conpliance with requirements of applicable specifications. Hanufacture of equipment for tests should not begin until receipt of manufacturing drawing approval by NAVCEC (except for prototype breadboard samples whi
44、ch may be built anytime by the manufacturer to prove cartain operating features and circuitry). I 4.3.2 Qualification a roval (115 volt e ui menta), To obtain approval for all ratings of the equipment fhot operatd, the contractor shall subt.four identical eciuiment units corresponding to the followi
45、ng rating on a per phase basis for qualification t 20 and 21 of table VII. Using the operational configuration specified in 3.3.2(c) , output line- to-neutral voltages shall be measured at the load under condition Nos. 4, 7, 10, 13, 16, 19 and 22 of table VII. The equipments shall be adjusted for ma
46、ximum output voltage compensation. . (3) epeat tost specified in (a) (i), except-that: input line-to-neutral voltagori shall be unbalanced as specified in 3.3.3.3, and unbalanced load shall be imposed in accordance with table II. (4) Repeat teat specified in (a) (2), except that output load shall be
47、 un- balanced aa perrdtted by 3.3.4. systems and investigated under the following mode of regulation: (1) (2) 19 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MfL-R-Z3098A bL a 949970b 0088827 2 AIL-R-OA (StITPS) (b) The equipment shall be tested i
48、n a thterphase delta system under the follou- (1) . (2) ing modes of regulation: Using the operational configuration specified in 3.3.2(b) , output line voltages shall be measured at the load under Condition NOS. 1 through 6, 13 through 15, 19, and 22 through 24 of table VII. Using the operational c
49、onfiguration specified in 3.3,2(a), output line- to-line voltages shalI be measured at the regulator equipment terminals under condition NOS. 4, 7, 10, 3, 16, 19 and 22 o table VIT. 4.5.7,3 Readings shall be taken and recorded on input voltage and frequency, input current, power factor at regulator inpuk terminals, ambient temperature, output voltage and output. current for alL of the specified conditions. voltage versus output current fox each specified volt
