GB/T 3859.4-2004 English PDFUS$594.00 ยท In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 3859.4-2004: Semiconductor converter - Self-commutated semiconductor converters including direct d.c. converters Status: Valid
Basic dataStandard ID: GB/T 3859.4-2004 (GB/T3859.4-2004)Description (Translated English): Semiconductor converter. Self-commutated semiconductor converters including direct d.c.converters Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: K46 Classification of International Standard: 29.200 Word Count Estimation: 30,357 Date of Issue: 2004-05-14 Date of Implementation: 2005-02-01 Older Standard (superseded by this standard): GB/T 7677-1987; GB/T 7678-1987 Adopted Standard: IEC 60146-2-1999, IDT Regulation (derived from): Announcement of Newly Approved National Standards No. 6 of 2004 (No. 68 overall) Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee Summary: This standard applies to electrical converter, at least in part, from all types of commutation type semiconductor self-commutated converter. For example: AC inverters, DC converters indirect, direct DC converter. GB/T 3859. 1 of the playing requirements, as long as no contradiction in this section, are equally applicable to self-commutated converter. For some special applications, such as an uninterruptible power supply (UPS), AC and DC variable speed drives and electric traction equipment, you can use another standard. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 3859.4-2004_English be delivered?Answer: Upon your order, we will start to translate GB/T 3859.4-2004_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 3859.4-2004_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 3859.4-2004_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. |