UL 2200 Listed - 60 dB(A) at 23 feet

Quiet-Test Mode For Low Noise Exercise -60 dB(A) at 23 feet

Generac 6.8L Engine Naturally Aspirated Gaseous Fueled

STANDARD EQUIPMENT

All input connections in one single area
High coolant temperature shutdown
Low oil pressure shutdown
Low coolant level automatic shutdown
Overspeed automatic shutdown
Adjustable cranking timer
Adjustable exercise timer
Oil drain extension
Cool flow radiator
Closed coolant recovery system
UV/Ozone resistant hoses

FEATURES

Watertight state of the art electrical connectors
Mainline circuit breaker
Oil drain extension to frame rail
Radiator drain extension
Battery charge alternator
2 Amp static battery charger
Battery and battery cables
Battery rack
Fan and belt guards
Isochronous governor

•	*Innovative design and fully prototype tested*	•	*Built-in kW, kVAR and power factor meters*
•	*UL2200 Listed*	•	*Watertight electrical connectors*
•	*Solid state frequency compensated digital*	•	*Rodent proof construction*
	*voltage regulator*	•	*High efficiency, low distortion Generac designed alternator*
•	*Dynamic and static battery charger*	•	*Vibration isolated from mounting base*
•	*Sound attenuated acoustically designed enclosure*	•	*Matching Generac transfer switches engineered and*
•	*Quiet test for low noise level exercise*		*tested to work as a system*
•	*Acoustically designed engine cooling system*	•	*All components easily accessible for maintenance*
•	*High flow low noise factory engineered exhaust system*	•	*Electrostatically applied powder paint*
•	*State of the art digital control system*	•	*H-100 microprocessor control panel*

APPLICATION & ENGINEERING DATA 70 kW

GENERATOR SPECIFICATIONS

TYPE ..........................................................................................................Synchronous

ROTOR INSULATION ..........................................................................................Class H

STATOR INSULATION ........................................................................................Class H

TOTAL HARMONIC DISTORTION ........................................................................<3.5%

TELEPHONE INTERFERENCE FACTOR (TIF) ........................................................<50

ALTERNATOR OUTPUT LEADS 3 PHASE............................................................4 wire

BEARINGS ....................................................................................................Sealed Ball

COUPLING ..................................................................................................Flexible Disc

LOAD CAPACITY (STANDBY RATING) ................................................................70 kW

EXCITATION SYSTEM............................................................................................Direct

NOTE: Emergency loading in compliance with NFPA 99, NFPA 110,
paragraph 5-13.2.6. Generator rating and performance in accordance
with ISO8528-5, BS5514, SAE J1349, ISO3046, and DIN6271 standards.
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 prototype models have passed three phase short circuit testing

VOLTAGE REGULATOR

TYPE ..............................................................................................................Full Digital

SENSING ............................................................................................................3 Phase

REGULATION ......................................................................................................� 1/4%

FEATURES ......................................................................Built into H-100 Control Panel

V/F Adjustable

Adjustable Voltage and Gain

CONTROL PANEL FEATURES

TWO FOUR LINE LCD DISPLAYS READ:

Voltage (all phases) Current (all phases)

Power factor kW

kVAR Transfer switch status

Engine speed Low fuel pressure

Run hours Service reminders

Fault history Oil pressure

Coolant temperature Time and date

Low oil pressure shutdown High coolant temperature shutdown

Overvoltage Overspeed

Low coolant level Low coolant level

Not in auto position (flashing light)

INTERNAL FUNCTIONS:

I2T function for alternator protection from line to neutral and line to line short circuits

Emergency stop

Programmable auto crank function

2 wire start for any transfer switch

Communicates with the Generac HTS transfer switch

Built-in 7 day exerciser

Adjustable engine speed at exerciser

RS232 port for GenLink� control

RS485 port remote communication

Canbus addressable

Governor controller and voltage regulator are built into the master control board

Temperature range -40 �C to 70 �C

ENGINE SPECIFICATIONS

MAKE ................................................................................................................ Generac

MODEL..................................................................................................................V Type

CYLINDERS ................................................................................................................10

DISPLACEMENT ................................................................................................6.8 Liter

BORE ........................................................................................................................3.55

STROKE....................................................................................................................4.17

COMPRESSION RATIO ..............................................................................................9:1

INTAKE AIR SYSTEM........................................................................Naturally Aspirated

VALVE SEATS ..................................................................................................Hardened

LIFTER TYPE ....................................................................................................Hydraulic

GOVERNOR SPECIFICATIONS

TYPE ................................................................................................................Electronic

FREQUENCY REGULATION ..................................................................................� 1%

STEADY STATE REGULATION ............................................................................� 1/2%

ADJUSTMENTS

Speed......................................................................................................Yes

Droop ......................................................................................................Yes

ENGINE LUBRICATION SYSTEM

OIL PUMP ................................................................................................................Gear

OIL FILTER ..........................................................................................Full flow cartridge

CRANKCASE CAPACITY ..................................................................................5 Quarts

ENGINE COOLING SYSTEM

TYPE ....................................................................................................................Closed

WATER PUMP ................................................................................................Belt driven

FAN SPEED..............................................................................................................2200

FAN DIAMETER................................................................................................22 inches

FAN MODE............................................................................................................Pusher

FUEL SYSTEM

FUEL TYPE....................................................................................................Natural gas

CARBURETOR ..............................................................................................Down Draft

SECONDARY FUEL REGULATOR ..................................................................Standard

FUEL SHUT OFF SOLENOID ..........................................................................Standard

OPERATING FUEL PRESSURE..................................................................5� - 14� H2O

ELECTRICAL SYSTEM

BATTERY CHARGE ALTERNATOR ............................................................12V 30 Amp

STATIC BATTERY CHARGER........................................................................12V 2 Amp

RECOMMENDED BATTERY ......................................................................24F 625CCA

SYSTEM VOLTAGE ............................................................................................12 Volts

APPLICATION & ENGINEERING DATA GENERATOR SPECIFICATIONS

KW RATING

70

ENGINE SIZE

6.8 Liter V-10

GENERATOR OUTPUT VOLTAGE/KW - 60Hz

KW

AMP

CB Size

120/240V, 1-phase, 1.0 pf

70

292

300

120/208V, 3-phase, 3.0 pf

70

243

250

277/480V, 3-phase, 3.0 pf

70

105

125

GENERATOR LOCKED ROTOR KVA

AVAILABLE @ VOLTAGE DIP OF 35%

Single phase or 208 3-phase

145

480V 3-phase

160

ENGINE FUEL CONSUMPTION (Natural Gas)

Exercise cycle

ft3/hr.

240

25% of rated load

ft3/hr.

260

50% of rated load

ft3/hr.

500

75% of rated load

ft3/hr.

696

100% of rated load

ft3/hr.

1020

ENGINE COOLING

Air flow (inlet air including alternator and combustion air)

ft3/min.

5200

Coolant capacity

US gal.

4.5

Heat rejection to coolant

BTU/hr.

281,500

Max. operating air temp. on radiator

�C (�F)

60 (150)

Max. ambient temperature

�C (�F)

50 (140)

COMBUSTION AIR REQUIREMENTS

Flow at rated power 60 Hz

cfm

205

SOUND EMISSIONS IN DBA

Exercising at 7 meters

60

Full load at 7 meters

73

EXHAUST

Exhaust flow at rated output 60 Hz

cfm

615

Exhaust temp. at muffler outlet

�F

925

ENGINE PARAMETERS

Rated synchronous RPM

60 Hz

1800

HP at rated KW

60 Hz

109

POWER ADJUSTMENT FOR AMBIENT CONDITIONS

Temperature Deration

3% for every 10 �C above - �C

25

1.65% for every 10 �F above - �F

77

Altitude Deration

1% for every 100 m above - m

182

3% for every 1000 ft. above - ft.

600

RATING: All three phases units are rated at 0.8 power factor. All single phase units are rated at 1.0 power factor. STANDBY RATING: Standby ratings apply

to installations served by a reliable utility source. The standby rating is applicable to varying loads for the duration of a power outage. There is no overload

capability for this rating. Ratings are in accordance with ISO-3046-1. Design and specifications are subject to change without notice. kW rating is based on

LPG fuel and may derate with natural gas.

GENERATOR FEATURES

ˆRevolving field heavy duty generator ˆDirectly connected to the engine ˆOperating temperature rise 120 ˚C above a 40 ˚C ambient ˆInsulation is Class H rated at 150 ˚C rise ˆAll prototype models have passed three phase short circuit testing

CONTROL PANEL FEATURES

ˆTWO FOUR LINE LCD DISPLAYS READ: Voltage (all phases) Current (all phases) Power factor kW kVAR Transfer switch status Engine speed Low fuel pressure Run hours Service reminders Fault history Oil pressure Coolant temperature Time and date Low oil pressure shutdown High coolant temperature shutdown Overvoltage Overspeed Low coolant level Low coolant level Not in auto position (flashing light)

ˆINTERNAL FUNCTIONS: I²T function for alternator protection from line to neutral and line to line short circuits Emergency stop Programmable auto crank function 2 wire start for any transfer switch Communicates with the Generac HTS transfer switch Built-in 7 day exerciser Adjustable engine speed at exerciser RS232 port for GenLink^®control RS485 port remote communication Canbus addressable Governor controller and voltage regulator are built into the master control board Temperature range -40 ˚C to 70 ˚C

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).

70 kW OPERATING DATA

		COMMERCIAL 70 kW
KW RATING		70
ENGINE SIZE		6.8 Liter V-10
GENERATOR OUTPUT VOLTAGE/KW - 60Hz 120/240V, 1-phase, 1.0 pf 120/208V, 3-phase, 3.0 pf 277/480V, 3-phase, 3.0 pf	KW 70 70 70	AMP 292 243 105	CB Size 300 250 125
GENERATOR LOCKED ROTOR KVA AVAILABLE @ VOLTAGE DIP OF 35% Single phase or 208 3-phase 480V 3-phase		145 160
ENGINE FUEL CONSUMPTION (Natural Gas) Exercise cycle ft3/hr. 25% of rated load ft3/hr. 50% of rated load ft3/hr. 75% of rated load ft3/hr. 100% of rated load ft3/hr.		240 260 500 696 1020
ENGINE COOLING Air flow (inlet air including alternator and combustion air) ft3/min. Coolant capacity US gal. Heat rejection to coolant BTU/hr. Max. operating air temp. on radiator ˚C (˚F) Max. ambient temperature ˚C (˚F)		5200 4.5 281,500 60 (150) 50 (140)
COMBUSTION AIR REQUIREMENTS Flow at rated power 60 Hz cfm		205
SOUND EMISSIONS IN DBA Exercising at 7 meters Full load at 7 meters		60 73
EXHAUST Exhaust flow at rated output 60 Hz cfm Exhaust temp. at muffler outlet ˚F		615 925
ENGINE PARAMETERS Rated synchronous RPM 60 Hz HP at rated KW 60 Hz		1800 109
POWER ADJUSTMENT FOR AMBIENT CONDITIONS Temperature Deration 3% for every 10 ˚C above - ˚C 1.65% for every 10 ˚F above - ˚F Altitude Deration 1% for every 100 m above - m 3% for every 1000 ft. above - ft.		25 77 182 600

RATING: All three phases units are rated at 0.8 power factor. All single phase units are rated at 1.0 power factor. STANDBY RATING: Standby ratings apply to installations served by a reliable utility source. The standby rating is applicable to varying loads for the duration of a power outage. There is no overload capability for this rating. Ratings are in accordance with ISO-3046-1. Design and specifications are subject to change without notice. kW rating is based on LPG fuel and may derate with natural gas.


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Generac 6.8L Engine Naturally Aspirated Gaseous Fueled

FEATURES

INTERCONNECTIONS and Installation Layout 70 kW

INSTALLATION LAYOUT

UNIT WEIGHT 2185 LBS.

KW RATING		70
ENGINE SIZE		6.8 Liter V-10
GENERATOR OUTPUT VOLTAGE/KW - 60Hz		KW	AMP	CB Size
120/240V, 1-phase, 1.0 pf		70	292	300
120/208V, 3-phase, 3.0 pf		70	243	250
277/480V, 3-phase, 3.0 pf		70	105	125
GENERATOR LOCKED ROTOR KVA
AVAILABLE @ VOLTAGE DIP OF 35%
Single phase or 208 3-phase			145
480V 3-phase			160
ENGINE FUEL CONSUMPTION (Natural Gas)
Exercise cycle	ft3/hr.		240
25% of rated load	ft3/hr.		260
50% of rated load	ft3/hr.		500
75% of rated load	ft3/hr.		696
100% of rated load	ft3/hr.		1020
ENGINE COOLING
Air flow (inlet air including alternator and combustion air)	ft3/min.		5200
Coolant capacity	US gal.		4.5
Heat rejection to coolant	BTU/hr.		281,500
Max. operating air temp. on radiator	�C (�F)		60 (150)
Max. ambient temperature	�C (�F)		50 (140)
COMBUSTION AIR REQUIREMENTS
Flow at rated power 60 Hz	cfm		205
SOUND EMISSIONS IN DBA
Exercising at 7 meters			60
Full load at 7 meters			73
EXHAUST
Exhaust flow at rated output 60 Hz	cfm		615
Exhaust temp. at muffler outlet	�F		925
ENGINE PARAMETERS
Rated synchronous RPM	60 Hz		1800
HP at rated KW	60 Hz		109
POWER ADJUSTMENT FOR AMBIENT CONDITIONS
Temperature Deration
3% for every 10 �C above - �C			25
1.65% for every 10 �F above - �F			77
Altitude Deration
1% for every 100 m above - m			182
3% for every 1000 ft. above - ft.			600