Standard No.:	GB 1094.2-2013
English Name:	Power transformers - Part 2: Temperature rise for liquid-immersed transformers
Chinese Name:	电力变压器　第2部分：液浸式变压器的温升
Chinese Classification:	K41    Transformer
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2013-12-18
Implemented on:	2014-12-1
Status:	valid
Superseding:	GB 1094.2-1996 Power transformers - Part 2: Temperature rise
Language:	English
File Format:	PDF
Word Count:	14000 words
Price(USD):	350.00
Delivery:	via email in 1 business day

This part of GB 1094 applies to liquid-immersed transformers, identifies power transformers according to their cooling methods, defines temperature rise limits and gives the methods for temperature rise tests.

Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Cooling Methods
5 Normal Cooling Conditions
6 Temperature Rise Limits
7 Temperature Rise Tests
Annex A (Informative) Dissolved Gases Analysis for the Detection of Local Overheating
Annex B (Informative) Techniques Used in Temperature Rise Testing of Liquid-Immersed Transformers
Annex C (Informative) Hot-spot Winding Temperature Rise Determination for OFAF and OFWF Cooled Transformers Based on the Top-liquid Temperature in Tank
Annex D (Informative) Methods to Estimate the Hot-spot Winding Temperature Rises
Annex E (Informative) Application of Optical Fibre Sensors for Winding Hot-spot Measurements
Bibliography