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Katolight D750FNX4 Generator Set

The Katolight D750FNX4 is a 750 kW (937.5 kVA) Diesel standby generator set powered by a MTU 12V-2000 G81 (R123-7K36) engine. It is available at 347/600 V, 3-phase, 60 Hz and rated 902 A. It holds about 94.1 L (24.9 gal) of oil and 255.5 L (67.5 gal) of coolant, with a maximum ambient rating of 38 °C. Starting uses battery rated 1250 CCA at 24 V. The set weighs about 5017 kg (11061 lb) and produces 94.1 dBA at 7 m.

750 kW
Standby
23.9 L
Displacement
94.1 L
Oil capacity
1
Document types

Typical fuel consumption for 750–755 kW Diesel generators →

Compare with other 750–755 kW Diesel generators →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power750 kW
Standby kVA937
Prime power680 kW
ControllerModel #45 Control Panel
Oil capacity94.1 L
Voltage options347/600 V
Phase3
Rated current902 A
Power factor0.8
Battery cranking1250 CCA
Battery voltage24 V
Coolant capacity255.5 L
Max ambient38 °C
Dry weight5017 kg
Sound level94.1 dBA @ 7 m

Engine

MTU 12V-2000 G81 (R123-7K36)
Oil capacity94.1 L
Coolant capacity66.2 L
Displacement23.9 L
AspirationTurbocharged
Rated speed1800 rpm

Filters for the MTU 12V-2000 G81 (R123-7K36)

2

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Fuel / water separatorP502404Fuel Filter, Water Separator Spin-OnMTU 0020920601, MTU 20920601, BALDWIN BF7987, SDMO 330510032 KuduParts $18.00 FridayParts $20.68
Fuel / water separatorP552216Fuel Filter, Water Separator Spin-On Twist&DrainNAPA 3613, BALDWIN BF1216, FURUKAWA 1257972H1, CATERPILLAR 1510240 buy

Voltage reconnection

VoltagePhaseConnectionLeadsNotes
120/208312 LEAD LOW WYE12Model D750FPX4
120/240312 LEAD HI DELTA12Model D750FJX4
2400/416036 LEAD WYE6Model D750FSX4
277/480310 LEAD HI WYE10Model D750FRX4
347/60034 LEAD WYE4Model D750FNX4

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Common questions

What is the power rating of the Katolight D750FNX4?

The Katolight D750FNX4 is rated 750 kW standby (937.5 kVA).

Which engine powers the Katolight D750FNX4?

The Katolight D750FNX4 is powered by the MTU 12V-2000 G81 (R123-7K36) engine.

What kind of fuel does the Katolight D750FNX4 run on?

The Katolight D750FNX4 runs on Diesel.

What is the oil capacity of the Katolight D750FNX4?

The MTU 12V-2000 G81 (R123-7K36) engine in the Katolight D750FNX4 has an oil capacity of 94.1 liters.

How much coolant does the Katolight D750FNX4 hold?

The Katolight D750FNX4 cooling system holds 255.5 liters (67.5 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the prime power rating of the Katolight D750FNX4?

The Katolight D750FNX4 is rated 680 kW prime (850 kVA), against 750 kW standby.

How loud is the Katolight D750FNX4?

The Katolight D750FNX4 is rated at 94.1 dBA at 7 m, per the manufacturer specification sheet.

How much does the Katolight D750FNX4 weigh?

The Katolight D750FNX4 has a dry weight of 5017 kg (11060 lb).

What voltage does the Katolight D750FNX4 produce?

The Katolight D750FNX4 is offered in 347/600 V, 3-phase.

What size battery does the Katolight D750FNX4 need?

The Katolight D750FNX4 uses 24 V each, 1250 CCA, per the manufacturer specification sheet.

Fuel consumption

RatingLoadL/hgal/h
Prime50%94.024.8
Prime75%136.036.0
Prime100%185.048.8
Standby50%102.027.0
Standby75%149.039.4
Standby100%208.055.0

Available documents

Spec sheet — D750FRX4 (Katolight)

This page was generated from the 1 manufacturer document above by automated extraction; every figure shown is copied from one of them. How the data is compiled.