ARMY MIL-P-49378 (1)-2000 POWER CONVERTER FOR AN VSG-2《AN VSG-2用功率变换器》.pdf

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1、I INCH-POUND I MIL-P-49378 (AR) AMENDMENT 1 03 January 2000 MILITARY SPECIFICATION POWER CONVERTER FOR AN/VSG-2 This Amendment forms part of MIL-P-49378, dated 16 June 1980, and is approved for use by the US Army Armament, Research, Development, and Engineering Center, and is available for use by al

2、l Departments and Agencies of the Department of Defense. PAGE 4 3.7.7: Table, under Voltage ripple column: Change all “25” to “50”. 3.7.9: Delete in its entirety and substitute the following: “3.7.9 Transient power. 3.7.9.1 Transient voltage input: The Power Converter shall operate in accordance wit

3、h paragraph 3.7.4 and 3.7.5 during the transient voltage defined in Figure 1 applied at the input connector 4J1. 3.7.9.2 Severe transient voltage input: The Power Converter shall not be damaged by the transient voltages defined in Figure 2 applied at the input connector 4J1, and shall operate in acc

4、ordance with paragraphs 3.7.4 and 3.7.5 following reset of the circuit breaker.” PAGE 11 4.7.9: Delete in its entirety and substitute the following: “4.7.9 Transient power. 4.7.9.1 Transient voltage. The Power Converter shall operate in accordance with paragraphs 3.7.4 and 3.7.5 during the transient

5、 voltages defined in Figure 1 applied at connector 4J1. 4.7.9.2 Severe transient voltage. The Power Converter shall not be damaged by the transient voltages defined in Figure 2 applied at the input connector 4J1 and shall operate in accordance with paragraphs 3.7.4 and 3.7.5 following reset of the c

6、ircuit breaker.” AMSC N/A 1 of3 FSC 5855 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-49378 (AR) AMENDMENT 1 PAGE 18 Figure 1 : Delete in its entirety and subs

7、titute: 60 50 40 30 25 20 12 10 ,001 .o 1 .o2 0.1 0.3 1 .o Figure 1. Transient Voltage Levels. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-49378 (AR) AMENDMENT 1 PAGE 19 Figure 2 : Delete in its entirety and substitute : 70 60 50 40 30 25 20 10 4 ,001 Custodian: Amiy - AR .o 1 .O5 0.1 Figure 2. Severe Transient Voltage Levels. Preparing activity: Amiy - AR O .4 0.7 1 .o (Project 5855-0224) 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-