GB 7228-1987
Abolished
T/EJCCCSE 340-2025
Active
Group standards
Guidelines for the Overhaul of High and Low Voltage Transition Devices for Frequency Converters of T/EJCCCSE 340-2025
T/EJCCCSE 340-2025
Price:
$ 20.00
Basic Information
Standard Code:
T/EJCCCSE 340-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Rectifiers, converters, and regulated power supplies
Publish Date:
2025-04-28
Implement Date:
2025-05-27
Scope
Main technical content: This document specifies the basic requirements for high- and low-voltage bypass devices (hereinafter referred to as bypass devices) of frequency converters, high- and low-voltage bypass devices, preparation before maintenance, maintenance items and methods, testing and acceptance, and maintenance. This document is applicable to the maintenance of high- and low-voltage bypass devices of frequency converters used in industrial and commercial fields.
Development Information
Related Standards
GB/T 13422-1992
Replaced
GB/T 13422-1992 Power semiconductor converters Electrical test methods
GB/T 3859.1-1993
Replaced
GB/T 3859.1-1993 Semiconductor convertors—Specification of basic requirements
GB/T 3859.2-1993
Replaced
GB/T 3859.2-1993 Semiconductor convertors—Application guide
GB/T 3859.3-1993
Replaced
GB/T 3859.3-1993 Semiconductor convertors—Transformers and reactors
GB/T 16859-1997
Active