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SteuergeräteEngine Control Units

Performances > Engine Control Units

ECU-CR.6

Engine Control Unit – Common Rail . 6 Cylinders

  • Diesel engine management up to around 600 kW
  • Common Rail – injection system up to 6 cylinders
  • Applications: small truck and bus, small agriculture-, forestry- and construction-machinery
  • Lowest cost – control unit

ECU-CR.12

Engine Control Unit – Common Rail . 12 Cylinders

  • Diesel engine management up to around 2.000 kW
  • Common Rail – injection system up to 12 cylinders
  • Applications: truck and bus, agriculture-, forestry- and construction-machinery, small ships, locomotives, off-road vehicles
  • Low cost – control unit

ECU-CR.20

Engine Control Unit – Common Rail . 20 Cylinders

  • Diesel engine management up to 20.000 kW
  • Common Rail – injection system up to 20 cylinders
  • Applications: marine, rail traction, heavy vehicle, aggregate
  • Highend – control unit for advanced requirements and large functional range for governing, control, monitoring and protection of the engine
  • Redundant operation of two control units in safety relevant applications with integrated switch-over circuitry for injectors and actuators
  • Two types: round metal connectors for direct engine mounting, spring type terminals for mounting into terminal box or cabin

Technical Data

FeatureECU-CR.6ECU-CR.12ECU-CR.20
Dimensions166 x 132 x 37 mm280 x 220 x 35 mm354 x 266 x 54 mm
Housing materialAluminum diecastAluminum diecastAluminum diecast
WeightAbout 1,2 kgAbout 1,5 kgAbout 4 kg
Mountin positionAnyAnyAny
Connectors
MIL-C-26482
AMP plastic connectors
146 pins
AMP plastic connectors
186 pins
Metal round connectors or spring type terminals
292 pins
Protection class EN 60529IP 66kIP 66kIP 66k rather IP 23
Vibration
IEC 60068-2-6
2 g, < 200 Hz2 g, < 200 Hz, engine mounting with vibration dampers2 g, < 200 Hz, engine mounting with vibration dampers
Shock
IEC 60068-2-27
50 g, 50 ms – half sine50 g, 50 ms – half sine50 g, 50 ms – half sine
Humidity
IEC 60068-2-30
95 %, not condensating95 %, not condensating95 %, not condensating
Housing temperature
IEC 60068-2-1, -1
-20…70 °C-20…70 °C, fuel cooler available-20…70 °C, fuel cooler available
Rated voltage24 VDC, 18 – 33 VDC12/24 VDC, 8 – 33 VDC24 VDC, 18 – 33 VDC
Voltage resistance550 VAC550 VAC550 VAC
Isolation resistance10 MOhm10 MOhm10 MOhm
EMC IEC 61000-4, CISPR 1610 V/m, 2 GHz10 V/m, 2 GHz10 V/m, 2 GHz

Inputs and Outputs

All inputs and outputs are overvoltage proof, polarity protected and short circuit proof!
Exemplary signal assignment, other configurations on demand!

DescriptionSpecificationECU-CR.6ECU-CR.12ECU-CR.20
DI Digital InputHighside switch71624
PI Pressure Input4-20 mA with 24 V – supply
or 0-10 V with 10 V – reference
--16
PI Pressure Input0-5 V with 5 V – reference918-
TI Temperature InputPT100/200/1000 or thermocouple71448
SI Speed Input< 10 kHz, hall- or inductive-sensor266
AI Airmass InputBosch-sensor11-
LI Lambda InputBosch-sensor-1-
DO Digital Output< 1 A, highside61016
RO Relay Output< 0,1 A, normally open--4
CO Current Output< 2 A, regulated245
AO Actuator Output+/- 4 A-22
IO Injector Output48/24 V, 25/10 A, regulated61222
SL Serial LinkRS422/485, isolated--1
CB CAN-BusISO 11898, isolated223
Sum 4284147