1.Steel cut by laser; 2.The least welding portion polished properly; 3.Original finish kept; 4.Instrusion and safety; 1.production photo 2.Technical Data Technical DataUnitDB312Passage widthmm600Throughput ratep/m35Power supplyV(ac)220~240Operational voltageV(dc)24Max power consumptionw32Frequencyhz50~60Prectection levelip44Working temperature -25~+70Electro-magnetic drive DCDimension excluding ...