“MAKER:OPTIMARIN
TYPE:334/378BK3 EX
SERIAL NO:423” BYPASS VALVE DN200 PN10 WAF ACT IIB EX TYPE EBR, DAWING NO:148627, ITEM NO:4, ORDER NO:145474, DESCRIPTION:SWITCH BOX EX TYPE EUR (145474) OPTIMARIN.334/378BK3 EX.NA