Specification sheet

Diesel
generator set
QSZ13 series
engine
400 kVA - 550 kVA 50 Hz
350 kWe - 500 kWe 60 Hz

Description
This Cummins® commercial generator set is a Cooling system - Standard integral set-
fully integrated power generation system, mounted radiator system, designed and tested
providing optimum performance, reliability, and for rated ambient temperatures, simplifies
versatility for stationary Standby and Prime facility design requirements for rejected heat.
Power.
Control system - Standard PowerCommand®
Features electronic control is standard equipment and
provides total genset system integration,
Cummins heavy-duty engine - Rugged 4-
including auto remote start/stop, precise
cycle industrial diesel delivers reliable power,
frequency and voltage regulation, alarm and
low emissions and fast response to load
status message display, AmpSentryTM
changes.
protection and output metering.
Optional Permanent Magnet Generator
Enclosures - Optional sound-attenuated
(PMG) - Offers enhanced motor starting and
enclosures are available.
fault clearing short circuit capability.
Warranty and service - Backed by a
Alternator - Low reactance 2/3 pitch windings;
comprehensive warranty and worldwide
low waveform distortion with non-linear loads,
distributor network.
fault clearing short-circuits capability, and class
H insulation.

Standby rating Prime rating

EU Stage/ Controll
50 Hz 60 Hz 50 Hz 60 Hz er Data sheet
kVA kWe kVA kWe U.S.EPA Std/Opt
Model (kWe) (kVA) (kWe) (kVA)
C400D5EB 400 (320) 364 (291) EU Stage IIIa 2.2/3.3 EMERD-6301
C450D5EB 450 (360) 409 (327) EU Stage IIIa 2.2/3.3 EMERD-5934
C500D5 500 (400) 455 (364) EU Stage II 2.2/3.3 EMERD-5935
C550D5 550 (440) 500 (400) UR 2.2/3.3 EMERD-6530
C350D6E 350 (440) 320 (400) EPA Tier 3 2.2/3.3 EMERD-6302
C400D6E 400 (500) 364 (455) EPA Tier 3 2.2/3.3 EMERD-5936
C440D6 440 (550) 400 (500) EPA Tier 2 2.2/3.3 EMERD-5937
C500D6 500 (625) 455 (569) UR 2.2/3.3 EMERD-6531

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 Generator set specifications
Performance class ISO 8528 Genset models have been tested in accordance with ISO
8528-5.Consult factory for transient performance information.
Voltage regulation, no load to full load ± 1%
Random voltage variation ± 1%
Frequency regulation Isochronous
Random frequency variation ± 0.25%
Electromagnetic Compatibility Performance Emissions to EN 61000-6-2:2005
Immunity to EN 61000-6-4:2007+A1:2011

Engine specifications
Design 4 cycle, in-line, turbocharged and charge air-cooled
Bore 130 mm (5.12 in)
Stroke 163 mm (6.42 in)
Displacement 13 liter (793 in3)
Cylinder block Cast iron, 6 cylinder
Battery capacity 100 AH
Battery charging alternator 80 amps
Starting voltage 24 volts, negative ground
Fuel system XPI
Fuel filter Spin on fuel filters with water separator
Air cleaner type Dry replaceable element with restriction indicator
Lube oil filter type(s) Spin on full flow filter
Standard cooling system 122 ºF (50 ºC) ambient radiator

Alternator specifications
Design Brushless, single bearing, revolving field
Stator 2/3 pitch
Rotor Single bearing, flexible disc
Insulation system Class H
Standard temperature rise Standby 125-163 ºC
Exciter type Self excited (PMG optional)
Phase rotation A (U), B (V), C (W)
Alternator cooling Direct drive centrifugal blower fan
AC waveform Total Harmonic Distortion (THDV) No load < 1.5%. Non distorting balanced linear load < 5%
Telephone Harmonic Factor (THF) < 2%
Available voltages
50 Hz Line – Neutral/Line - Line 60 Hz Line – Neutral/Line - Line
• 120/208* • 220/380 • 120/208 • 220/380

• 127/220 • 230/400 • 127/220 • 230/400

• 255/440* • 240/416 • 139/240* • 240/416

• 277/480 • 255/440
*Note: Some voltages may not be available on all models - consult factory for availability.
Generator set options
Engine Alternator Circuit breaker Silencer
 Heavy duty air cleaner  Alternator heater  3 or 4 pole main circuit  9 dB attenuation critical
 Coolant heater 240 v  Exciter voltage regulator breaker silencer
(PMG)  Motorised 3 or 4 pole circuit  25 dB attenuation residential
Fuel Tank  High alternator temp breaker silencer
 Low fuel level warning or shutdown  Aux contacts and trip alarm
shutdown  Shunt trip – 24 VDC Enclosure
 High fuel level warning Control panel  Sound attenuated canopy
 Electric fuel transfer pump  PowerCommand 3.3 Warranty  Sound attenuated canopy
 Dual wall fuel tank  PowerCommand 3.3 MLD  1 years for prime application with 4-point chassis lift
 AC output bargraph  2 years/1000hours for
Battery charger  Shutdown audible alarm standby application
 Set mounted  Earth fault shutdown  3 years for major
 Standalone  Control cabinet heater
 5 A or 10 A components

*Note: Some options may not be available on all models - consult factory for availability.

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 PowerCommand 2.2 control system Other data
The PowerCommand control • Genset model data.
system is an integrated • Start attempts, starts, running hours, kW hours.
microprocessor based • Load profile (operating hours at % load in 5%
generator set control system increments).
providing voltage regulation,
• Fault history.
engine protection, alternator
protection, operator interface • Data logging and fault simulation (requires InPower)
and isochronous governing. Standard control functions
Refer to document S-1568 for
Digital governing
more detailed information on the control.
• Integrated digital electronic isochronous governor
Major Features • Temperature dynamic governing
AmpSentry – Includes integral AmpSentry protection Digital voltage regulation
which provides a full range of alternator protection
• Integrated digital electronic voltage regulator.
functions that are matched to the alternator provided.
• 3-phase, 4-wire Line-to-Line sensing.
Power management – Control function provides battery
monitoring and testing features and smart starting control • Configurable torque matching.
system. AmpSentry AC protection
Advanced control methodology – Three phase • AmpSentry protective relay.
sensing, full wave rectified voltage regulation, with a • Over current and short circuit shutdown.
PWM output for stable operation with all load types.
• Over current warning.
Communications interface – Control comes standard
with PCCNet and Modbus interface. • Single and three phase fault regulation.
Service – InPower™ PC-based service tool available for • Over and under voltage shutdown.
detailed diagnostics, setup, data logging and fault • Over and under frequency shutdown.
simulation. • Overload warning with alarm contact.
Easily upgradeable – PowerCommand controls are • Reverse power and reverse var shutdown.
designed with common control interfaces.
• Field overload.
Reliable design – The control system is designed for
Engine protection
reliable operation in harsh environment.
• Battery voltage monitoring, protection and testing.
Multi-language support
Operator panel features • Overspeed shutdown.
• 128 x 128 pixels graphic LED backlight LCD • Low oil pressure warning and shutdown.
• Auto, manual, start, stop, fault reset and lamp • High/low coolant temperature warning or shutdown.
test/panel lamp switches. • Low coolant level warning or shutdown.
• Alpha-numeric display with pushbuttons. • Fail to start (overcrank) shutdown.
• LED lamps indicating genset running, remote start, not • Fail to crank shutdown.
in auto, common shutdown, common warning, manual • Cranking lockout.
run mode, auto mode and stop mode. • Sensor failure indication.
Alternator data • Low fuel level warning or shutdown (optional).
• Line-to-Neutral and Line-to-Line AC volts. • Fuel-in-rupture-basin warning or shutdown (optional).
• 3-phase AC current. • Full authority electronic engine protection
• Frequency. Control functions
• kW, kVAr, power factor kVA (three phase and total). • Time delay start and cool down.
Engine data • Real time clock for fault and event time stamping.
• DC voltage. • Exerciser clock and time of day start/stop.
• Engine speed. • Data logging.
• Lube oil pressure and temperature. • Cycle cranking.
• Coolant temperature. • Load shed.
• Comprehensive FAE data (where applicable). • Configurable inputs and outputs (4).
PowerCommand 3.3 control system • Remote emergency stop.
(MLD)
The PowerCommand 3.3 has • 320 x 240 pixels graphic LED backlight LCD.
the following additional • In addition to the 2.2 functions, the operator panel
features and benefits over displays paralleling breaker status and provides for
the PowerCommand 2.2. direct control of the paralleling breaker.
Refer to document S-1570
Masterless Load Demand (MLD)
for more detailed information
on the control. • Load dependant start/stop of multi-gen system
Operator panel features • Predictive load input
• Run hour equalization

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 Paralleling control functions
• First Start Sensor System selects first genset to close to • Load govern control for utility paralleling.
bus. • Extended Paralleling (baseload/peak shave) Mode.
• Phase Lock Loop Synchronizer with voltage matching. • Digital power transfer control, for use with a breaker pair
• Sync check relay. to provide open transition, closed transition, ramping
• Isochronous kW and kVAr load sharing. closed transition, peaking and base load functions.

Ratings definitions
Emergency Standby Power (ESP): OPEN
Applicable for supplying power to varying electrical load for
the duration of power interruption of a reliable utility source.
Emergency Standby Power (ESP) is in accordance with
ISO 8528. Fuel Stop power in accordance with ISO 3046-
1,obtained and corrected in accordance with ISO15550.

ENCLOSED
Prime Power (PRP):
Applicable for supplying power to varying electrical load for
unlimited hours. Prime Power (PRP) is in accordance with
ISO 8528. Ten percent overload capability is available in
accordance with ISO8528, ISO 3046-1 and corrected in
accordance with ISO15550.

This outline drawing is to provide representative configuration

details for Model series only.
See respective model data sheet for specific model outline
drawing number.
Do not use for installation design

Weight and Dimension

Open Enclosed
Model Dim “A” Dim “B” Dim “C” Dry wt.* Wet wt.* Dim “A” Dim “B” Dim “C” Dry wt.* Wet wt.*
mm mm mm kg kg mm mm mm kg kg
5095 1564 2441 5020 5070
C400D5EB 3376 1500 2191 3884 3934
5095** 1564** 2330** 4813** 4863**
5095 1564 2441 5020 5070
C450D5EB 3376 1500 2191 3884 3934
5095** 1564** 2330** 4813** 4863**
5095 1564 2441 5015 5080
C500D5 3376 1500 2191 3879 3944
5095** 1564** 2330** 4807** 4872**
5095 1564 2441 5439 5558
C550D5 3376 1500 2191 4120 4239
5095** 1564** 2330** 5049** 5168**
5095 1564 2441 5021 5071
C350D6E 3376 1500 2191 3884 3934
5095** 1564** 2330** 4813** 4863**
5095 1564 2441 5021 5071
C400D6E 3376 1500 2191 3884 3934
5095** 1564** 2330** 4813** 4863**
5095 1564 2441 5015 5080
C440D6 3376 1500 2191 3879 3944
5095** 1564** 2330** 4807** 4872**
5095 1564 2441 5439 5558
C500D6 3376 1500 2191 4120 4239
5095** 1564** 2330** 5049** 5168**
* Note: Weights represent a set with standard features. See outline drawings for weights of other configurations.
**Note: Weights and dimensions are for 4-point Chassis Lift.

For more information contact your local Cummins distributor

or visit power.cummins.com
©2022 Cummins Inc. All rights reserved. Cummins is a registered trademark of Cummins Inc. PowerCommand, AmpSentry, InPower and “Our energy working for you.” are trademarks of
Cummins Inc. Other company, product, or service names may be trademarks or service marks of others. Specifications are subject to change without notice.
EMERS-5888-EN (06/22)
 Codes and standards
This product was manufactured in a
EU Stage This generator set conforms to former EU
ISO9001 plant whose quality management
system is registered as being in
U.S.EPA
Stage IIIa emission levels (50 Hz) and
EPA Tier 3 (60 Hz) emissions regulations.
conformity with ISO 9001.
The CE marking is only valid when
equipment is used in a fixed
installation application. Material
compliance declaration is available
ISO 8528 This generator set has been designed to
comply with ISO 8528 standards.
upon request.
The UKCA marking is only valid
when equipment is used in a fixed
installation application. Material
compliance declaration is available
AS 3000 This generator set has been designed to
be compatible with AS/NZS 3000 Standard
upon request.

For more information contact your local Cummins distributor

or visit power.cummins.com

©2022 Cummins Inc. All rights reserved.

Cummins Power Generation and Cummins are registered trademarks of Cummins Inc. PowerCommand, AmpSentry, InPower and “Our energy working for you.” are trademarks of
Cummins Power Generation. Other company, product, or service names may be trademarks or service marks of others. Specifications are subject to change without notice.
EMERS-5888-EN (06/22)