| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
		
			| DL 535-1993 | English | 399 | 
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                    Days<=3
                 | 
                    Data transmission protocol for electrical load control system
                 | 
                    DL 535-1993
                 | Obsolete | 
                    DL 535-1993
                 |