1、MS28L2b REV F (1) = 9999932 0087L4b 307 = MS28126F(AS) Amendment 1 16 May 1994 MILITARY SPECIFICATION CONVERTER, 200 AMPERE, CLASS A) NONREGULATED, AIRCRAFT, FAN COOLED This amendment forms a part of MS28126F(AS), dated 15 November 1991, and is approved for use by the Naval Air Systems Command, Depa
2、rtment of the Navy and is available for use by all Departments and Agencies of the Department of Defense. Add the following new paragraphs to MS28126F(AS): Page 4 3.7.1.2.1.1b Delete and add “Peak to peak ripple voltage shall not exceed 0.40 Volts from zero to 100 percent load current.“ 3.7.1.2.1.2
3、Delete “peak to mean output ripple voltage for either polarity shall not exceed 2.0 Volts“ and add “peak to peak ripple voltage shall not exceed 0.53 Volts. “ 4.7.2.4 Output ripple. Delete “peak-to-mean ripple voltage shall be measured for both the positive and negative polarities“ and add “peak to
4、peak ripple voltage shall be measured.“ 4.7.2.15 Performance verification. First sentence delete “both positive and negative peak to mean ripple voltages“ and add “peak to peak ripple voltage.“ 4.7.2.21 Vibration. First sentence add “except that only the sinusoidal cycling teat is to be performed, a
5、nd for vibration testing purposes the converter is considered Category C (helicopter installed) equipment.“ Preparing activity: Navy - AS Project No. 6130-N360 -1 AMSC NIA Page 1 of 1 Distribution Statement A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
