| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| DL 400-1991 | English | RFQ |
ASK
|
Days<=9
|
(Relay protection and automatic safety device technical regulations)
|
DL 400-1991
| Obsolete |
DL 400-1991
|