VariNOx, SCR After-Treatment

Marine-Pollution Prevention Equipment

SCR After-Treatment

VariNOx

Product Description

1) VariNOx is a Selective Catalytic Reduction (SCR) After-Treatment System for reduction of NOx from diesel engine exhaust, designed for engines with power range 130~3000 kW, , For Installation on Marine Diesel Engines including but not limited to Cummins Engine Models QSK60 & QSK19/38/50 and MTU Series 2000 engines., 2) Operating Media (Reductant): Aqueous Urea Solution (AUS) Grade AUS32, AUS40 or Diesel Engine Exhaust (DEF)., 3) Air Supply: 5~7 bar., 4) -Electric Power: 20~30VDC ; 100~240 VAC / 50~60 Hz ; 380~480 VAC / 50~60 Hz., Components::, a) Urea Supply: , VNR: Dosing Capacity: max 120L/hr, Pressure-max 7 bar, Supply-24V;, VND: Dosing Capacity: max 115L/hr, Pressure-max 5 bar, Supply-24V;, 60HZ;, b) Controls:, VNC: Control Cabinet 24V DC/230 VAC 50/60HZ/400 VAC 50/60 HZ;, c) Injector: , VNI: Media-Urea Water Solution, Compressed Air; 30 L/hr, Pressure-3 bar (Urea Solution) & Compressed Air-5, bar:, d) Injection and Mixing Section, e) Reactor Housing:, f) Sensors:, VNS: Sensor Box, ME: Mass Air Flow Sensor, PEA-Measures Differential Pressure, 24 V DC, , TEA-Measures Exhaust temperature, 24 VDC, , TCB: Measures Exhaust temperature, 24 VDC,, NOE: Measurement of NOX Sensor;, FWD: Measurement of N0x.., ,

Product Ratings

Electrical Enclosure Rating: VNC: IP65, VND: IP65, VNR: IP54; | Power Supply: 400 VAC, 230 VAC, 24 VDC; | Control Voltage: 24 VDC; | Operating Temperature: VNC: -20 C to 55 C, VND: -10 C to 75 C, VNR: -10 C to 60 C;

Applicable Standards

Not Available / To be Updated