JB/T 7065-2015 (English Version) PDF

Scope: This standard specifies the terms and definitions, structural type, product model, product specifications and installation dimensions, technical requirements, test items and test requirements, marking, packaging, transportation, storage and factory documents of pressure relief valves. This standard applies to pressure relief valves (hereinafter referred to as relief valves) installed on oil-immersed transformers (including transformers, reactors, tap-changers, etc.).

JB/T 7065-2015 Referenced Document

GB 1094.1 Power transformers.Part 1: General
GB 4208 Degrees of protection provided by enclosure(IP code)
GB/T 1690 Rubber,vulcanized or thermoplastic.Determination of the effect of liquids
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 2423.16 Environmental testing—Part 2: Test methods—Test J and guidance: Mould growth*， 2022-07-11 Update
GB/T 2423.17 Environmental testing for electric and electronic products.Part 2:Test method.Test Ka:Salt mist
GB/T 2423.4 Environmental testing for electrical and electronic products - Part 2: Test method Test Db alternating damp heat (12h + 12h cycle)
GB/T 2900.95 Electrotechnical Terms Transformer, Voltage Regulator and Reactor*， 2016-04-01 Update
GB/T 531.1 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 1:Duromerer method( Shore hardness)
GB/T 531.2 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 2:IRHD pocket meter method
JB/T 3837 Method for compiling standard models of transformer products*， 2016-10-22 Update
JB/T 8448.1 Technical specifications for sealing products for transformer products Part 1: Rubber sealing products*， 2018-04-30 Update
JB/T 8448.2 Technical specifications for sealing products for transformer products Part 2: Cork rubber sealing products*， 2018-04-30 Update

JB/T 7065-2015 Pressure relief device for transformers has been changed from JB/T 7069-2004 Test guide for pressure relief devices for transformers.