GRUNDFOS PRODUCT GUIDE

Pump selectionDMHMax.capacityandpressureControl variantMaterials of dosing head,gaskets and valve ballsControlpanelpositionMotorvoltageValvetypeConnectionsuction/dischargeMainsplugPumpvariant[l/h] - [bar][l/h] - [bar]B= No controlsAR= Etron Profi(analog/pulse control)AT4= Servomotor,24 V, 50/60 Hzsupply,4-20 mAcontrolAT5= Servomotor1 x 115 V,50/60 Hz,4-20 mAcontrolAT7= Servomotor,1 x 115 V,50/60 Hzsupply,4-20 mAcontrol, EExd II BT 4Control variantDosing head version:PP = PolypropylenePV = PVDFPVC=Polyvinyl chlorideSS = Stainless steel, 316Y = Hastelloy CPP-L, PV-L, PVC-L, SS-L, Y-L= Integrated diaphragmleakage detectionGasket material:E = EPDMV = FKMT = PTFEValve ball material:C = CeramicG = GlassT = PTFESS = Stainless steel, 316Y = Hastelloy CMaterials of dosing head,gaskets and valve ballsControl panel positionX = No panelS = Side mountedW = Wall-mountedMotor voltageH = 1 x 120 V, 50/60 HzF = Without motor,Nema flange (US)Valve type1 = Standard2 = Spring-loaded3 = Spring-loaded,0.7 psi suction,11.6 psi discharge4 = Spring-loaded,11.6 psi dischargeside only5 = Valves for abrasivemediaControlpanelpositionMotorvoltageValvetypeS = Tube 0.375" / 0.5”V = Threaded NPT 1/4"A9 = Threaded NPT 1/2",maleA3 = Threaded FNPT 3/4"A7 = Threaded MNPT 3/4",maleP= Flange 1 1/4" ANSIConnectionsuction/dischargeMains plugB = USA andCAN, 120VX = No plugPump variantE3 = API ApprovalMainsplugPumpvariantDMH model 253, 254, 255, DN 2021-1043-1050-10*67-1083-1097-16*102-10*136-16*143-10*166-16*175-10*194-10*202-16*213-10*270-10*332-10*403-10*BARAT4AT5AT7Note:403-10 has DN 32 inlet, DN 20 dischargeDMH model 257, DN 32220-10440-10575-10750-4770-10880-10BAT4AT5AT7PP/E/SSPP/E/TPP/T/TPP/V/GPTFE/T/CPV/T/TPV/V/TPVC/E/SSPVC/E/TPVC/V/CPVC/V/GPVC/V/SSSS/E/SSSS/T/SSSS/V/SSY/T/YY/V/YPP/E/GPP/E/TPP/V/GPV/T/TPV/V/TPVC/E/SSPVC/V/GSS/E/SSSS/T/SSSS/T/TSS/V/SSY/T/YXSWXSWXXHFHFFF123451234123451234A7A3BXBXE3E3P X E3AC1XE3* Not available with AR37