1、 INCH-POUND MIL-PRF-7032/1 10 September 2010 SUPERSEDING MS17406C 14 June 1974 PERFORMANCE SPECIFICATION SHEET INVERTER, AIRCRAFT, DC TO AC, 750 VA 3-PHASE, 1000 VA 1-PHASE, AND 1000 VA 3-PHASE, MULTI-PURPOSE, CLASS B This specification is approved for use by all Departments and Agencies of the Depa
2、rtment of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-PRF-7032. SCOPE 1. Inverter class. The inverter is classified as a class B as modified herein. 2. Part or identifying number (PIN). Inverters covered by this specification
3、 sheet are identified using the following PIN: Rotary inverter M7032/1-1, M7032/1-2 (see figure 1) Static inverter M7032/1-3, M7032/1-4, M7032/1-5 (see figure 2) Static inverter M7032/1-6 (see figure 2) APPLICABLE DOCUMENTS 1. Add the following specification to MIL-PRF-7032. 2.2.1 Specifications and
4、 standards. Add the following document: MIL-M-7793/6 Meter, Time Totalizing, Miniature, Digital, 115 V 400 Hz. (Inactive for new design) AMSC N/A FSC 6125 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-7032/1 2 2.3 Non-Government publication
5、s. Add the following documents: SAE-AS31061 Connector, Plug, Electric, Straight, Solder Contacts, AN Type. (DoD adopted) SAE-AS31081 Connectors, Plug, Electric, Solder Contact, 90 Degree, AN Type. (DoD adopted) REQUIREMENTS 1. Description. Power ratings and characteristics of the inverters covered b
6、y this specification sheet are shown in table I. TABLE I. Inverter description. 1/ = Phase 2. M7032/1-1 and /1-2 inverters shall be provided with a time totalizing meter conforming to MIL-M-7793/6. The meter shall be located on the left side of the control box facing the connector end. 3. MIL-PRF-70
7、32 variance: The inverters shall comply with MIL-PRF-7032 except that the following paragraphs of MIL-PRF-7032 shall be modified: 3.4.2.1.1 External electric connections. Delete the last sentence and substitute: “Input and output connections for appropriate single-phase and three-phase operation sha
8、ll be as shown on figure 3 of this specification sheet. 3.4.2.1.1.3 Output voltage jacks. Delete the first sentence and substitute: “One set of placarded pin jacks shall be provided on the inverter as shown on figures 1 and 2 of this specification sheet, between which the output voltage can be measu
9、red.” Part no. Power Rating 1/ Power factor Max weight (lb) Superseding M7032/1-1 750VA, 3/1 0.8 MIN LAG 23 MS17406-1A M7032/1-2 750VA, 3/1 0.95 MIN LEAD 23 MS17406-2A M7032/1-3 750VA, 3 23 MS17406-3 M7032/1-4 1000VA, 1 0.75 MIN LAG 23 MS17406-4 M7032/1-5 1000VA, 1, Low Input Voltage 0.95 MIN LEAD 2
10、3 MS17406-5 M7032/1-6 1000VA, 3 23 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-7032/1 3 3.4.2.2.2.1 Voltage setting. At the end of the paragraph: Add: “For the M7032/1-1 and M7032/1-2 inverters, a means of voltage adjustment shall be loca
11、ted on the connector end above the horizontal centerline of the inverter.” 3.4.3.5 Cooling. Delete the last sentence and substitute the following: “The direction of air flow shall be as follows:” M7032/1-1 Airflow exhaust from center M7032/1-2 Airflow exhaust from connector end M7032/1-3 Airflow exh
12、aust from the end opposite the connectors M7032/1-4 Airflow exhaust from the connector end M7032/1-5 Airflow exhaust from the connector end M7032/1-6 Airflow exhaust from the end opposite the connectors 3.4.3.8 Size and weight. Delete the first sentence and substitute: “The size and dimensions of th
13、e inverters shall be as shown on figures 1 and 2 of this specification sheet. Unless otherwise specified, all dimensions are in inches and tolerances are 0.015 inch. Inverter weights shall be as required in table I of this specification sheet.” 3.5.1.1.a Delete the subparagraph in its entirety and s
14、ubstitute: “The normal input voltage range shall be as required in table II of this specification sheet.” 3.5.1.1.b Delete the subparagraph in its entirety and substitute: “The abnormal input voltage range shall be as required in table II of this specification sheet.” 3.5.1.1.c Delete the subparagra
15、ph in its entirety and substitute: “The low input voltage range shall be as required in table II of this specification sheet and applies only to M7032/1-5 inverter. 3.5.1.3 Output frequency regulation. Delete the second sentence and substitute: “The steady state frequency for rotary inverters, M7032
16、/1-1 and M7032/1-2, shall be as required in table II of this specification sheet. Static inverters shall maintain a steady-state frequency of 400 7 Hertz under all specified input voltages (see 3.5.1.1), load, temperature, and altitude conditions specified (see 4.5.2).” 3.5.1.4 Efficiency. Delete th
17、e first sentence and substitute: “The minimum efficiency of rotary inverters shall be 50 percent for 3-phase and 45 percent for 1-phase inverters (see 4.5.3). ” 3.5.1.7.1 Static inverters. Delete the first sentence and substitute: “The steady-state output voltage limits within two seconds after appl
18、ication of input voltage for conditions 1 through 5 shall be as required in table II of this specification sheet. For the M7032/1-6 inverter only, the output voltage during input power application shall be within and remain within limits of this specification sheet within 400 milliseconds after appl
19、ication of input voltage.” Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-7032/1 4 3.5.1.7.2 Rotary inverters. Add the following new second and third sentences: “The maximum controlled output voltage is condition 6, as required in table II o
20、f this specification sheet. The steady-state output voltage limits for conditions 1 through 5 shall be as required in table II of this specification sheet.” 3.5.1.8.1 Overload. Add the following sentence at the end of the paragraph: “The minimum output voltage during overload conditions is condition
21、 7, as required in table II of this specification sheet.” 3.5.1.10.1 Voltage. Add the following sentence to the end of the paragraph: For M7032/1-6 only, the output voltage modulation shall not exceed 1.0 percent under normal input voltage conditions at full load, half load, and no load, and 1.5 per
22、cent from 24.0 to 26.0 volts DC (see 3.5.1.1 and 4.5.9.1). 3.5.1.16 Acoustical noise. Not applicable. 3.5.2.1 Temperature altitude. Delete the paragraph in its entirety and substitute: “All inverters covered by this specification sheet are class B. The inverter shall be capable of operation without
23、degradation of performance throughout the temperature-altitude range specified in 3.5.2.1.2.” 3.7.1 Terminals. Delete the paragraph in its entirety and substitute: “The input and output connectors and voltage pin jacks shall be marked as shown on figures 1 and 2 of this specification sheet (see 4.5.
24、1).” 3.7.4 Airflow. Delete first sentence of the paragraph and substitute: When an integral cooling fan is used, direction of airflow shall be plainly and permanently marked on the outside of the housing in the direction specified in 3.4.3.5 of this specification sheet.” VERIFICATION: 4.2.2 Qualific
25、ation inspections and tests. Add the following new second sentence: “There are no additional examinations and tests required by this specification sheet. Testing shall be in accordance with MIL-PRF-7032 as modified by this specification sheet.” 4.2.3 Qualification retention. Add the following new se
26、cond sentence: “There are no additional qualification retention examinations and tests required by this specification sheet. Testing shall be in accordance with MIL-PRF-7032 as modified by this specification sheet.” 4.4.1 Test conditions. Delete the paragraph in its entirety and substitute: “Unless
27、otherwise specified in MIL-PRF-7032 or in MIL-STD-810, tests shall be conducted under the following conditions:.” 4.4.1.6 Warm-up and stabilization. Add the following new second sentence: “Inverter full rated load values shall be as required in table 1 of this specification sheet.” Provided by IHSNo
28、t for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-7032/1 5 4.5.1 Visual and mechanical inspection. Add the following sentences to the end of the paragraph: “Inverter weight shall be as required in table 1 of this specification sheet. Inverter dimensions and mar
29、kings shall be as shown on figures 1 and 2 of this specification sheet.” 4.5.2.2 Power factors. Delete the first sentence and substitute: “The tests specified in 4.5.2.1 shall be repeated at the minimum lagging and minimum leading power factors in table I of this specification sheet.” 4.5.10.1.1.b D
30、elete the subparagraph in its entirety and substitute: Under the conditions specified in 4.5.2.1.a, b, and c with steady-state minimum lagging power factor shall be as required in table I of this specification sheet.” 4.6.1 Temperature cycling. Delete the second sentence and substitute: Twenty-five
31、of the operating hours shall be at unity power factor, the remaining 25 hours at the minimum lagging power factor required in table I of this specification sheet. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-7032/1TABLE II. Operating condi
32、tions. 1/ The M7032/11 and 6 inverters shall operate either in the wye or delta mode when external connections are made as shown on figure 3. 2/ For this condition, the line-neutral frequency/voltage ratio shall remain between 3.0 and 4.0. For any combination of conditions listed within each section
33、 below, the output voltage and frequency shall remain within the indicated limits. OUTPUT LIMITS (LIMITS APPLY TO EACH PHASE FOR 3-PHASE OPERATION) 1/ M70321/1-1, /1-2 1/ M7032/1-3, /1-4, /1-6 M7032/1-5 RMS VOLTAGE FREQ (HZ) RMS VOLTAGE FREQ (HZ) RMS VOLTAGE FREQ (HZ) A. NORMAL INPUT VOLTAGE 1. Inpu
34、t voltage varied between 22.0 and 29.0 volts. 2. Load varied from zero to full load. 3. Ambient temperature-altitude varied per Class B. 4. Load power factor varied from .75 lag or .80 lag (as applicable) to .95 lead 5. Unit mounted in any position. Low 112.5 High 117.5 Low 390 High 410 Low 112.5 Hi
35、gh 117.5 Low 393 High 407 Low 112.5 High 117.5 Low 393 High 407 B. ABNORMAL INPUT VOLTAGE 6. Variations 2, 3, 4, and 5 above with input voltage varied between 20.0 and 31.5 volts. Low 100 2/ High 120 2/ Low 350 2/ High 410 2/ Low 108 High 117.5 Low 393 High 407 Low 108 High 117.5 Low 393 High 407 C.
36、 OVERLOAD 7. Variations 1 through 5 above except load varied from rated full load current to 200% rated full load current for 5 seconds. Low 50 High 117.5 Low 385 High 410 Low 50 High 117.5 Low 393 High 407 Low 50 High 117.5 Low 393 High 407 D. LOW INPUT VOLTAGE 8. Input voltage varied between 12 an
37、d 20 volts for 3 minutes. 9. Load impedance varied from infinity to 26.5 ohms for the M7032/1-4 and /1-5 inverters, and from infinity to 106 ohms/phase for the M7032/1-3 and /1-6 inverters. (b) 10. Ambient temperature varied between -35 C and +40 C at sea level with inverters fully warmed up, and be
38、tween -35 C and +85 C at sea level with inverters not previously warmed up. 11. Variations 4 and 5 above. No Operation Required No Operation Required Low 45 High 117.5 Low 393 High 407 Low 108 High 117.5 Low 393 High 407 MIL-PRF-7032/1DRAFT6Provided by IHSNot for ResaleNo reproduction or networking
39、permitted without license from IHS-,-,-MIL-PRF-7032/1FIGURE 1. Rotary inverter (M7032/1-1, M7032/1-2). MIL-PRF-7032/1DRAFT76.500 +0.000-1.5002.000MIN5.500 MAX1.250MIN4.0002.0002.750MAX2.750MAX5.75 MAX 5.75 MAX2.000 2.0002.50 2.500.397 0.0054 HOLES0.201 0.0054 HOLES8.000MAX0.25 MIN0.50 MAX(TYP)0.30MI
40、N0.30MINRECEPTACLE TO FIT PLUGMS3106R-22-5P OR MS3108R-22-5PRECEPTACLE TO FIT PLUGMS3106R-22-6S ORMS3108R-22-6S0.900MIN0.380MIN0.800MINOUTPUT VOLTAGE JACKS SHALLBE LOCATED ON THIS SURFACE0.80 MIN R(TYP)0.460MINProvided by IHSNot for ResaleNo reproduction or networking permitted without license from
41、IHS-,-,-MIL-PRF-7032/16.500 +0.000-1.5002.000MIN5.500 MAX1.250MIN4.0002.0002.750MAX2.750MAX5.75 MAX 5.75 MAX2.000 2.0002.50 2.500.397 0.0054 HOLES0.201 0.0054 HOLES8.000MAX0.625MIN(TYP)0.300MAX(Typ)0.450MIN0.450MINRECEPTACLE TO FIT PLUGMS3106R-22-5P OR MS3108R-22-5PRECEPTACLE TO FIT PLUGMS3106R-22-6
42、S ORMS3108R-22-6S0.750MIN0.625MIN0.625MIN0.750MINOUTPUT VOLTAGE JACKS SHALLBE LOCATED ON THIS SURFACEMIL-PRF-7032/1DRAFT8FIGURE 2. Static inverter (M7032/1-3, M7032/1-4, M7032/1-5, M7032/1-6. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-70
43、32/1FIGURE 3. External connections diagram.MIL-PRF-7032/1DRAFT9MIL-PRF-7032/1DRAFTABCEDFACBAC OUTPUTPHASE ROTATION A, B, CM7032/1-1, M7032/1-23/1-PHASE INVERTERORM7032/1-3, M7032/1-63-PHASE INVERTERM7032/1-4, M7032/1-5, 1-PHASE INVERTERABCEDFACBABCEDFABCEDFABCEDFACBWYE DELTA-+PLUG MS3106R-22-5POR MS
44、3108R-22-5PPLUG MS3106R-22-6SOR MS3108R-22-6S3-PHASE115/200 VRMSAC OUTPUT2.17 AMP(/1-1, /1-2, /1-3)2.90 AMP(/1-6)3-PHASE115 VRMSAC OUTPUT3.75 AMP(/1-1, /1-2, /1-3)5.02 AMP(/1-6)SINGLE PHASE115 VRMSAC OUTPUT6.52 AMP(/1-1, /1-2)ABCEDFACBSINGLE PHASE115 VRMS, 8.69 AMPAC OUTPUTPLUG MS3106R-22-5POR MS310
45、8R-22-5P-+DC INPUTDC INPUTPLUG MS3106R-22-6SOR MS3108R-22-6SProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-7032/1 10 CONCLUDING MATERIAL Custodians: Preparing activity: Army CR4 Navy - AS Navy AS Air Force 99 (Project 6125-2010-001) Review a
46、ctivities: Army AV, CR Air Force 71 DLA GS NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
