SJ 454-1973 English PDFUS$129.00 ยท In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email. SJ 454-1973: Methods of measurement for peak voltage drop of tube, reverse peak voltage drop of tube and rectifying current of high-voltage rectifier tubes Status: Obsolete
Basic dataStandard ID: SJ 454-1973 (SJ454-1973)Description (Translated English): Methods of measurement for peak voltage drop of tube, reverse peak voltage drop of tube and rectifying current of high-voltage rectifier tubes Sector / Industry: Electronics Industry Standard Classification of Chinese Standard: L39 Word Count Estimation: 1,123 Date of Issue: 2/26/1973 Date of Implementation: 7/1/1973 Regulation (derived from): Industry-Science (2010) No. 77 Summary: This standard applies to high-voltage vacuum tube rectifier and peak pulse rectifier voltage drop, peak reverse voltage drop and rectified current test. For testing the peak voltage drop, peak reverse voltage drop and rectified current test conditions should be consistent with SJ 442-73. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SJ 454-1973_English be delivered?Answer: Upon your order, we will start to translate SJ 454-1973_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of SJ 454-1973_English with my colleagues?Answer: Yes. The purchased PDF of SJ 454-1973_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay. |