CUMMINS UREA DOSING PUMP
Type: 24V Black UDS 2.5
Cummins urea pump 5273338
Genuine parts – Cummins brand
Technical data for Cummins urea pump 5273338
PRODUCTS DESCRIPTION & FUNCTION :
Cummins urea pump 5273338:
The Cummins UDS is design to deliver a flow urea according to the message in form of a CAN telegram
sent by the engine ECM.
The UDS is using the air supplied by the system to bring the dosed volume of urea to the injection nozzle.
The UDS is having a build in heating devise that allow the system to operate with outside temperature
lower than –40C when the system is supplier with urea at more than +5°
The USD is integrating its self-diagnostic procedure, the UDS is informing the system about its status by
12 sending OBD telegrams the CAN link.
The UDS can accommodate both 12 VDC & 24 VDC supply voltage
Cummins urea pump 5273338 construction detail
Cummins urea pump 5273338 is a kind of urea pump assisted by control air.
SCR system on truck and bus
The simple picture shows air-assist SCR NOx reduction system
air-assist SCR NOx reduction system
The other one shows more detail about DCU of SCR NOx reduction system.
DCU of SCR NOx reduction system.
How SCR urea solution work with exhaust whitch contents NOx.
SCR urea solution works
Problems of NOx conversion
Q1. What SCR system takes care of maximization conversion？
A: Dosing Strategy, Spray Pattern, Reductant mass flow.
Q2. What others items related by
A: There are supplied by Engine supplier, Oil supplier, Catalyst supplier
Exhaust system supplier.
Q3. Want know more about NOx reduction detail?
A. Please contact us directly , don’t hesitate to.
We offer one-stop service for SCR sulution if you need any of these or other bus & coach parts
welcoming to inquiry us for more details.
Our alibaba shop link: Here
Cummins urea pump in rack