APPLICATION

& ENGINEERING DATA

STANDBY 45 kW

GENERATOR SPECIFICATIONS

TYPE

Synchronous

ROTOR INSULATION

Class H

STATOR INSULATION

Class H

TOTAL HARMONIC DISTORTION

<5%

TELEPHONE INTERFERENCE FACTOR (TIF)

<50

ALTERNATOR OUTPUT LEADS 3 PHASE

4 wire

BEARINGS

Sealed Ball

COUPLING

Flexible Disc

LOAD CAPACITY (STANDBY RATING)

45 kW

EXCITATION SYSTEM

Direct

ENGINE SPECIFICATIONS

MAKE

Generac

MODEL

Inline 4

CYLINDERS

4

DISPLACEMENT

2.4 Liter, 146 cu. in.

BORE

3.41

STROKE

3.94

COMPRESSION RATIO

8.5:1

INTAKE AIR SYSTEM

Naturally Aspirated

VALVE SEATS

Precision ground

LIFTER TYPE

Overhead Valve Push Rod, Hydraulic

NOTE: Generator rating and performance in accordance with ISO8528-5, BS5514, SAE J1349, ISO3046, and DIN6271 standards.

VOLTAGE REGULATOR

TYPE

Electronic

SENSING

Single Phase

REGULATION

± 1%

FEATURES

V/F Adjustable

 

Adjustable Voltage and Gain

 

LED Indicators

GOVERNOR SPECIFICATIONS

TYPE

Electronic

FREQUENCY REGULATION

Isochronous

STEADY STATE REGULATION

± 0.25%

ENGINE LUBRICATION SYSTEM

GENERATOR FEATURES

Revolving field heavy duty generator

Directly connected to the engine

Operating temperature rise 120 °C above a 40 °C ambient

Insulation is Class H rated at 150 °C rise

All models are fully prototyped tested

CONTROL PANEL FEATURES

SEVEN LED INDICATOR LIGHTS

ADDITIONAL FUNCTIONS

• System ready

• Utility sensing

• Low fuel pressure

• Delay on utility failure for engine start

• Low battery

• Engine warm-up before transfer

• Low oil pressure

• Delay to retransfer to utility

• High coolant temp/low coolant temp

• Engine cooldown timer

• Overspeed

• Exerciser not set

• Overcrank

 

OIL PUMP

Gear

OIL FILTER

Full flow spin-on cartridge

CRANKCASE CAPACITY

4 Quarts

ENGINE COOLING SYSTEM

TYPE

Pressurized Closed

WATER PUMP

Belt driven

FAN SPEED

2060

FAN DIAMETER

22 inches

FAN MODE

Pusher

FUEL SYSTEM

FUEL TYPE

Natural gas, propane vapor

CARBURETOR

Down Draft

SECONDARY FUEL REGULATOR

Standard

FUEL SHUT OFF SOLENOID

Standard

OPERATING FUEL PRESSURE

5” - 14” H2O

INTERNAL FUNCTIONS:

3 position switch (auto, off and manual)

2 wire start for any transfer switch

Communicates with the Generac RTS transfer switch

Built-in 7 day exerciser

Selectable engine speed at exercise

Governor controller is built into the master control board

Temperature range -40 °C to 70 °C

ELECTRICAL SYSTEM

BATTERY CHARGE ALTERNATOR

.............................................................12V 30 Amp

STATIC BATTERY CHARGER

2 Amp

RECOMMENDED BATTERY

Group 26, 525 CCA

SYSTEM VOLTAGE

12 Volts

Rating definitions - Standby: Applicable for supplying emergency power for the duration of the utility power outage. No overload capability is available for this rating. (All ratings in accordance with BS5514, ISO3046 and DIN6271). (All ratings in accordance with BS5514, ISO3046, ISO8528 and DIN6271).

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Generac Power Systems 5261 Application Engineering Data, Engine Specifications, Voltage Regulator, Governor Specifications

5261 specifications

Generac Power Systems 5261 is a robust solution for individuals and businesses seeking a reliable backup power source. Known for its durability and efficiency, the 5261 model is engineered to handle various applications, including home standby power and small business backup.

One of the standout features of the Generac 5261 is its Generac OHV engine, designed to provide dependable performance and long-lasting durability. This air-cooled engine is capable of delivering reliable power during outages, ensuring that essential appliances and systems remain functional.

The 5261 model boasts a power output of 5,500 watts, making it capable of supporting a wide range of household appliances, including refrigerators, sump pumps, and heating systems. This power output is facilitated by the generator’s advanced technology, which ensures optimal efficiency while maintaining a low noise level, allowing it to operate quietly in residential neighborhoods.

Another key characteristic of the Generac 5261 is its easy-to-use control panel, equipped with LED indicators to monitor key operating parameters. It features a simple start mechanism that ensures quick and easy operation, so even those who are not technically inclined can manage it effortlessly.

The 5261 generator is equipped with an automatic shutdown feature, which protects the engine from low oil levels and overloads, ensuring safety and extending the life of the unit. This proactive approach to safety is complemented by a robust design that can withstand various environmental conditions, making it suitable for outdoor use.

In addition to its functional features, the Generac 5261 emphasizes ease of maintenance. The generator includes a comprehensive owner’s manual, along with access to customer support, further enhancing the user experience. The durable housing protects the unit from the elements, contributing to its longevity and reliability over time.

Generac Power Systems has also incorporated advanced technologies into the 5261, such as its innovative PowerRush technology. This feature delivers an added starting capacity, allowing users to operate multiple high-wattage appliances simultaneously during a power outage.

Overall, the Generac Power Systems 5261 is an impressive generator that combines efficiency, durability, and user-friendly features. Its powerful engine, safety mechanisms, and advanced technologies make it a leading choice for those in need of dependable backup power solutions. Whether for home or small business applications, the 5261 exemplifies reliability and performance, ensuring that users are always prepared for unexpected power interruptions.