Valid

GB/T 1094.14-2022Power transformer - Part 14: Liquid-immersed power transformer using high-temperature insulation materials (English PDF)

电力变压器第14部分：采用高温绝缘材料的液浸式电力变压器

Preview PDF

This is a limited preview

Buy now to download the full PDF (93 pages)

Need quotation for your management?

Get a formal quotation for GB/T 1094.14-2022 in 30 minutes.

Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

March 9, 2022

Implementation date

October 1, 2022

Scope

GB/T 1094.14-2022 is the English-translated version of 电力变压器第14部分：采用高温绝缘材料的液浸式电力变压器.

GB/T 1094.14-2022 is the Chinese standard "Power transformer - Part 14: Liquid-immersed power transformer using high-temperature insulation materials".

Its scope clause reads: This document specifies terms and definitions, insulation systems, temperature rise limits, components and Materials, special design considerations, required information, nameplates and supplementary information, testing, monitoring, diagnostics and maintenance.

This document applies to the following operating temperatures higher than the conventional limits and the use of high-temperature insulating materials or high-temperature insulating materials similar to conventional insulating materials Combined liquid immersed transformer products. --- Power transformers complying with GB/T 1094.1; ---Converter transformers conforming to GB/T 18494 series standards; ---Transformers for wind power generation conforming to GB/T 1094.16; --- Electric arc furnace transformer; --- Reactors complying with GB/T 1094.6.

Other types of transformers and reactors using high temperature insulating materials can refer to this document.

Found what you need?

Document preview — GB/T 1094.14-2022

National Standard of the People's Republic of China

Classification: K 41

Issued by: State Administration for Market Regulation, China National Standardization Administration

Preface
Introduction
1 Scope
2 Normative references
3 Terms and Definitions
4 Insulation system
5 Temperature rise limit
6 Components and Materials
7 Special Design Considerations
8 Required Information
9 Nameplate and Supplementary Information
10 Trials
11 Monitoring, Diagnosis and Maintenance
Appendix A (Informative) Insulation Materials
Appendix B (Informative) Rapid Temperature Rise and Bubble Formation
Appendix C (Informative) Ester Insulating Liquids and Cellulose
Appendix D (normative) Code of Insulation System

1 Scope

This document specifies terms and definitions, insulation systems, temperature rise limits, components and

Materials, special design considerations, required information, nameplates and supplementary information, testing, monitoring, diagnostics and maintenance.

Combined liquid immersed transformer products.

--- Power transformers complying with GB/T 1094.1;

---Converter transformers conforming to GB/T 18494 series standards;

---Transformers for wind power generation conforming to GB/T 1094.16;

--- Electric arc furnace transformer;

--- Reactors complying with GB/T 1094.6.

Other types of transformers and reactors using high temperature insulating materials can refer to this document.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document.

GB/T 1094.1 Power Transformers Part 1.General (GB/T 1094.1-2013, IEC 60076-1..2011, MOD)

GB/T 1094.2 Power Transformers Part 2.Temperature Rise of Liquid Immersion Transformers (GB/T 1094.2-2013, IEC 60076-2.

2011, MOD)

GB/T 1094.5 Power Transformers Part 5.Ability to withstand short circuits (GB/T 1094.5-2008, IEC 60076-5.

2006, MOD)

GB/T 1094.16 Power Transformers Part 16.Transformers for Wind Power Generation (GB/T 1094.16-2013, IEC 60076-

16.2011, MOD)

GB 2536 Unused mineral insulating oil for electrical fluid transformers and switches (GB 2536-2011, IEC 60296.

2003, MOD)

GB/T 4109 Insulating sleeves with AC voltage higher than 1000V (GB/T 4109-2008, IEC 60137Ed6.0, MOD)

GB/T 10230.1 Tap-changer Part 1.Performance requirements and test methods (GB/T 10230.1-2019, IEC 60241-1.

2014, MOD)

GB/T 18494.1 Converter Transformers Part 1.Industrial Converter Transformers (GB/T 18494.1-2014, IEC 61378-1.

2011, MOD)

GB/T 18494.2 Converter Transformers Part 2.Converter Transformers for HVDC Transmission (GB/T 18494.2-2022,

IEC /IEEE60076-57-129.2017, MOD)

GB/T 21218 Unused silicon insulating liquid for electrical use (GB/T 21218-2007, IEC 60836.2005, IDT)

NB/SH/T 0945 Synthetic organic ester type electrical insulating fluid (NB/SH/T 0945-2017, IEC 61099.2010, MOD)

GB/T 10228 | GB/T 8286 | GB 1094.1 | GB/Z 1094.20 | GB/T 1094.16 | GB/T 1094.7 | […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 93 pages — is available in the English PDF.

Referenced standards

Normative references

IEC 60076 · GB/T 1094.2 · GB/T 1094.2-2013 · GB/T 1094.5 · GB/T 1094.5-2008 · IEC 60296 · IEC 60137 · IEC 60241 · IEC 61378 · IEC 60836.2005 · IEC 61099.2010

Cited by

How to Download GB/T 1094.14-2022

1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.