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DCEC QSZ13-C525-II Industrial Engine

Introduction of QSZ13-C525-II

Engine Model:QSZ13-C525-II
Engine Type:6 Cylinders, in Line
Displacement:13.0 L
Rated Speed:1900 rpm
Aspiration Method:T & C
Emission Standard:N/A
Packing Size(L*W*H):N/A
Wet Weight:1245kg
Lead Time:15-30 Working Days
Payment Terms:T/T ,L/C
Engine ModelEngine SpeedOutput PowerTorqueBore*StorkeFuel System



General Infomation of DCEC QSZ13-C525-II Industrial Engine

Engine ModelQSZ13-C525-IIFire Order1-5-3-6-2-4
Compression Ratio17:1Bore*Storke130*163mm
No. Of Cylinders6 CylindersPacking Size(L*W*H)N/A
Fuel SystemHPCRConfigurationD0C3005CX03
AspirationTurbocharged & Charge Air CooledRated Power391 kW @ 1900 r/min

525 HP @ 1900 r/min

CPL Code Revision3787Peak Torque2580N.m @ 1300r/min-1500r/min

Installation Data of DCEC QSZ13-C525-II Industrial Engine

Low Idle Speed700 ± 50r/min
Max. No Load Governed Speed2050r/min
Max. Overspeed Capability2625r/min
Max. Altitude For Continuous Operation5200m
Max. Torque Available At 700 r/min1200N.m
Approximate Engine Weight – Dry1245kg
Approximate Engine Weight – Wet1310kg
Center Of Gravity From Front Face Of Block519mm
Center Of Gravity Above Crankshaft Centerline201mm
Rotation Inertia Of Complete Engine (Without Flywheel)1.48kg.m2
Max. Static Mounting Surface Bending Moment Rear Face Of Block1356N.m
Max. Static Bending Moment Of FAN21N.m
Max. Allowable Weight On Engine Support(+12g/-10g Overload)1500kg


Engine Performance Data Rated Power of DCEC  QSZ13-C525-II Industrial Engine

Rated PowerRated Power
Engine Speed1900r/min1200r/minExhaust Gas Flow37.3kg/min20.1kg/min
Gross Power Output391KW314KWAir to Fuel Ratio23.515.7
Torque1965N.m2500N.mHeat Rejection to Ambient16kW13kW
Brake Mean EffectivePressure1899kPa2416kPaHeat Rejection to JacketCoolant169kW143kW
Piston Speed10.32m/s6.52m/sHeat Rejection to Exhaust250kW199kW
Friction Horsepower50kW20kWHeat Rejection to Fuel4.87kW3.85kW
Coolant Flow450l/min290l/minHeat Rejection to Aftercooler72kW36kW
Fuel Consumption78.0kg/h60.7kg/hTurbochargerCompressor Outlet219kPa163kPa
Intake Air Flow30.5m3/min16.2m3/minCharge Air Flow36.0kg/min19.1kg/min
Exhaust Gas Temp – DryStack453℃589℃TurbochargerCompressor Outlet184℃161℃

Performance Data of DCEC Cummins QSZ13-C525-II Industrial Engine

Air Induction SystemWhole Air Intake Pipe Size (Recommendatory)200mm
Charge Air Cooler Pipe Size(Recommendatory)115mm
Max. Temperature Rise Between Ambient Air And Engine Air Inlet11.1℃
Max. Temp. Rise Between Engine Air Intake And Intake Manifold30℃
Max. Intake Manifold Temperature (Unable To Result In Performance Loss At Sea Level)60℃
Max. Intake Manifold Temperature For Engine Protection85℃
Max. Intake Air Restriction (Heavy Duty Air Cleaner)—Clean Filter3.2kPa
Max. Intake Air Restriction (Heavy Duty Air Cleaner)—Dirty Filter6.2kPa
Max. Allowable Pressure Drop Across Charge Air Cooler and  OEM CAC Piping (CACDP)13kPa
Exhaust SystemMax. Back Pressure Imposed by Complete Exhaust System13kPa
Max. Allowable Static Bending Moment at Exhaust Outlet Flange27N.m
Exhaust Pipe Size (Recommendatory)130mm
Lubrication SystemOil Pressure @ Idle – Minimum89.6kPa
Typical Oil Pressure Range – Warm Engine207-300kPa
Total System Capacity (Standard Pan)45.42L
Max. Lube Oil Flow to All Accessories7.57L/min
Cooling SystemCoolant Capacity (Engine Only)23.1L
Engine Coolant Circuit Thermostat Opening Temperature82℃
Engine Coolant Circuit Thermostat Fully Open Temperature94℃
Max. Coolant Temperature – Engine Out102℃
Min. Operating Block Coolant Temperature71℃
Max. Coolant Temperature for Engine Protection Controls107℃
Max. Coolant Pressure(exclusive of Pressure Cap; Closed Thermostat at Maximum No Load Speed)407kPa
Min. Pressure Cap Rating at Sea Level103kPa
Max. Coolant Friction Head External to Engine75kPa
Max. Deaeration Time25min
Min. Fill Rate (Low Level Alarm Required for Most Engines)19L/min
Max. Coolant Expansion Space (% Total System Capacity)10%
Min. Coolant Expansion Space (% Total System Capacity)6%
Fuel SystemMax. Allowable Restriction(OEM Point .Clean Filter)13.5kPa
Max. Fuel Drain Restriction (Total Head) Before (or Without) Check Valve27kPa
Min. Fuel Tank Venting Requirement0.2L/s
Max. Fuel Inlet Temperature71℃
Max. Heat Rejection to Return Fuel5.36kW
Max. Design Fuel Flow204kg/h
Electrical SystemSystem Voltage24V
Min. Battery Capacity-cold Soak at -18 C (0 F) —Engine Only Cold Cranking Amperes900CCA
Min. Battery Capacity-cold Soak at -18 C (1 F) —Engine Only Reserve Capacity270min
Cold Start CapabilityMin. Ambient Temperature for Unaided Cold Start15℃
Min. Ambient Temperature for Aided Cold Start (Intake Air Heater)30℃


Scopes of Supply of DCEC QSZ13-C525-II Industrial Engine

Fuel System1. Fuel Transfer PumpExhuast System1. Exhuast Manifold
2. High-Pressure Fuel Pump2. Turbocharger
3. Fuel Filter3. Exhuast Elbow
Air Intake System1. Air Intake ManifoldStarting System1. Starter Motor
2. Water-Air Intercooler2. Starter Rely
Cooling System1. Water PumpPower Output System1. Flywheel
2. Engine Fan2. Standard Flywheel Housing
3. Standard Radiator3. N/A
Lubricating System1. Oil PumpCharging System1. Charging Alternator
2. Oil Filter2. N/A
Engine Shut-Down System1. Engine Fuel Shut-Off SolenoidrEngine Mounting System1. Engine Mouting Bracket
Engine Auiliary Accessories1. Air Compressor


Optional Accessories of DCEC QSZ13-C525-II Industrial Engine

Air Intake System1. Air Intake Pre-HeaterExhuast System1. Muffler & Bellows
2. Air Intake Shut-Off Valve2. Flame Trap
3. Air Filter3. Spark Arrestor Type Muffler & Bellows
4. Air Intake Pre-Filter4. DPF System
5. Air Filter Alarm System5. N/A
Fuel System1. Coarse FilterLubricating System1. Oil Pre-Heater.
2. Fuel Pre-Heater2. N/A
Starting System1. Manual Magnetic Dc ContactorCooling System1. Silent Type Radiator
2. Dual Ears Flywheel Housing2. Plateau Radiator
3. Spring Starter Motor3. Salt-Spray Resistant Radiator
4. Air Starter Motor4. Coolant Pre-Heater
5. Hydraulic Starter Motor5. Jacket Water Heater
6. Manual Magnetic Dc Contactor6. N/A
Engine Auiliary Accessories1. Hydraulic Oil PumpControl System1. Can Add Engine Monitoring System, Contro System With Wiring Harness.
2. Air Conditioner Compressor2. Can Add Self-Protection System that Integrated with Alarm System.
Power Output System1. ClutchEngine Mounting System1. Shock Absorber Pad


Modifiable Components of DCEC QSZ13-C525-II Industrial Engine

Air Intake System1. Installation Position of Air FilterCharging System1. 12V charging Alternator for 12v Electric System
2. Upgrade to Heavy-Duty Type Air Fitler2. Explosion-Proof Charging Alternator
3. N/A3. Upgrading to Specified Brand and Speicifications of Charging Alternator
Exhuast System1. Water-Cooled TurbochargerLubricating System1. Oil Pan Position
2. Water-Cooled Exhuast Manifold2. Number of Dipstick
3. Can Modify Installation Position And Direction Of Turbocharger3. Position of Dipstick Can Choose from 6 Positions
4. N/A4. Can Modify Oil Filter to be Remote Installation
Engine Shut-Down System1. 12V Solenoid for 12V Electric SystemStarting System1. Upgrading to Specified Brand and Speicifications of Starter Motor
2. Explosion-Proof Solenoid2. 12V Starter Motor for 12v Electric System
Fuel System1. Upgrade to Fuel Fitler that Integrated with Fuel Transfer Pump and Fuel Pre-HearterEngine Auiliary Accessories1. All of auxiliary System can Choose Specified Brands and Specifications.
2. N/A2. Additional Auxiliary Systems Can be Added for Special Applications.
Cooling System1. Can Modify Engine fan Into Blower Fan or Suction FanPower Output System1. Can Modify Size of Flywheel Housing and Flywheel.
2. Can Modify Central Position of Engine Cooling Fan2. Dual-Ear Flywheel Housing (For Twin-Starter System)
3. Can Choose Type of Engine Fan From Mechanical Type or Electric Type3. Some of Models can Modify Flywheel Housing Into PTO Integrated Type.
4. N/A4. Engine Have Connecting Port of PTOs, That Able to Provide Power Output.
Engine Mounting System1. Can Modify Engine Mouting Bracket.


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