GB 6450-1986
Replaced
T/CEC 355-2020
Active
Group standards
T/CEC 355-2020 Transformer pressure relief valve calibration specification
T/CEC 355-2020 Transformer pressure relief valve calibration specification
Price:
$ 20.00
Basic Information
Standard Code:
T/CEC 355-2020
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Transformers, reactors, and inductors
Publish Date:
2020-06-30
Implement Date:
2020-10-01
Scope
Main technical content: The document specifies the calibration conditions, calibration methods, and processing of calibration results for pressure relief valves used in transformers (hereinafter referred to as relief valves), as well as the requirements for the calibration interval and recalibration time. This document is applicable to the calibration of relief valves installed on oil-immersed transformers. The calibration of relief valves installed on other oil-filled electrical equipment can be referenced according to this document.
Development Information
Related Standards
GB/T 7449-1987
Replaced
GB/T 7449-1987 Guide to the lightning impulse and switching impulse testing of power transformers and reactors
GB 13028-1991
Abolished
GB 13028-1991 Isolating transformers and safety isolating transformers Requirements
GB/T 14006-1992
Active
GB/T 14006-1992 Outline dimensions of transformers and inductors for use in telecommunication and electronic equipment—Part 1:Transformers and inductors using YEI-1 laminations
GB/T 14860-1993
Replaced
GB/T 14860-1993 Generic specification for transformers and inductors for use in telecommunication and electronic equipment
GB/T 15164-1994
Replaced