Standards
Specification for Urea, fertilizer grade
This standard specifies the requirements and methods of test for urea, fertiliser grade.
GYS 233
-
2003
GYD 6,100
25 pages
Specification for Urea, fertilizer grade
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GYS 233
-
2024
GYD 6,600
26 pages
GYS IEC 61850-7-4 : 2003 Communication networks and systems in substations - Part 7-4: Basic communication structure for substation and feeder equipment - Compatible logical node classes and data classes
This part of IEC 61850 specifies the information model of devices and function related to substation applications . IN particular , it specified the compatible logical mode names and data names for communication between intelligent . Electronic devices (IED) . This includes the relationship between logical nodes ands data.
GYS IEC 61850-4
-
2003
GYD 0
104 pages