The Story
https://cdn.shopify.com/s/files/1/0619/6428/8220/files/GGW50G-2023-10-13-09-12-10.pdf?v=1697410189
PRAMAC Industrial gaseous engine-driven generator, model GGW50G, consisting of the following features and accessories:
- Stationary Emergency-Standby ESP rating (ISO-8528-1)
- 50 kVA / 40 kW Rating, wired for 231 / 400 VAC Three phase, 50 Hz.
- Prime Power rating (ISO-8528-1)
- 45 kVA / 36 kW Rating, wired for 231 / 400 VAC Three phase, 50 Hz.
- Mecc-Alte alternator
- Auxiliary Winding Excitation
- Generac engine model G4.5
- Naturally Aspirated
- 4 cylinder.
- 4.5L Displacement
- Dual gas shutoff solenoid actuated valves
- Electronic Air/Fuel regulation
- Sound-Attenuated Acoustic Enclosure, Steel
- Self supporting inner structure
- Galvanized sheet metal robust construction
- Lifting points from the top
- Green PRAMAC Baked-On Powder Coat Finish
- Power Zone Pro Digital Control Panel for Single Generators
- Meets NFPA 99 and 110 requirements
- Temp Range -40 to 70 degrees C
- Humidity 2 – 95% (Non Condensing)
- UL6200
- C-ETL-US
- CE
- FCC
- IEC801 (Radiated Emissions, Susceptibility, and Surge Immunity)
- 4.3” Resistive Color Touchscreen
- Built-in Wi-Fi, Bluetooth, and Webserver (via Power Zone Connectivity Server)
- IP65 (front)
- Auto/Manual/Off key switch, Alarm Indication, Not in Auto Indication, audible alarm, emergency stop switch
- Dual Core Digital Microprocessor
- RS485, Ethernet and CANbus ports
- All engine sensors are 4-20ma for minimal interference
- Sensors: Oil Pressure, optional Oil Temp, Coolant Temp and Level, Fuel Level/Pressure (where applicable), Engine Speed, DC Battery Voltage, Run-time Hours, Generator Voltages, Amps, Frequency, Power, Power Factor
- Alarm Status: Low or High AC Voltage, Low or High Battery Voltage, Low or High Frequency, Pre-low or Low Oil Pressure, Pre-high or High Oil Temp (optional), Low Water Level and Temp, Pre-high or High Engine Temp, High, Low, and Critical-low Fuel Level/Pressure (where applicable), Overcrank, Over and Under Speed, Unit Not in Automatic
- Programmable I/O
- Built-in PLC for special applications
- Engine function monitoring and control:
- Full range standby operation; programmable auto crank, Emergency Stop, Auto-Off-Manual switch
- Isochronous Governor
- 0.25% digital frequency regulation with: soft-start ramping - adjustable, gain - adjustable, overshoot limit - adjustable
- 3 Phase RMS Voltage Sensing
- +/-0.5% digital voltage regulation with: soft-start voltage ramping - adjustable, loss of sensing protection - adjustable, negative power limit - adjustable, Hi/Lo voltage limit - adjustable, V/F slope and gain - adjustable, fault protection
- Service reminders, trending, fault history (alarm log)
- I2T function for full generator protection
- Selectable low-speed exercise
- 2-wire start controls for any 2-wire transfer switch
- 3 Owner's Manuals
- 2 Years Standard Warranty or 1000 running hours whichever comes sooner.
- 4 pole circuit breakers.
- Coolant Heater, 1500W, 240VAC
- Exhaust system with 3-way catalyst optimized for ultra-low emissions (NOx < 250 mg /Nm3 @5%O2)

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
https://cdn.shopify.com/s/files/1/0619/6428/8220/files/GGW50G-2023-10-13-09-12-10.pdf?v=1697410189
PRAMAC Industrial gaseous engine-driven generator, model GGW50G, consisting of the following features and accessories:
- Stationary Emergency-Standby ESP rating (ISO-8528-1)
- 50 kVA / 40 kW Rating, wired for 231 / 400 VAC Three phase, 50 Hz.
- Prime Power rating (ISO-8528-1)
- 45 kVA / 36 kW Rating, wired for 231 / 400 VAC Three phase, 50 Hz.
- Mecc-Alte alternator
- Auxiliary Winding Excitation
- Generac engine model G4.5
- Naturally Aspirated
- 4 cylinder.
- 4.5L Displacement
- Dual gas shutoff solenoid actuated valves
- Electronic Air/Fuel regulation
- Sound-Attenuated Acoustic Enclosure, Steel
- Self supporting inner structure
- Galvanized sheet metal robust construction
- Lifting points from the top
- Green PRAMAC Baked-On Powder Coat Finish
- Power Zone Pro Digital Control Panel for Single Generators
- Meets NFPA 99 and 110 requirements
- Temp Range -40 to 70 degrees C
- Humidity 2 – 95% (Non Condensing)
- UL6200
- C-ETL-US
- CE
- FCC
- IEC801 (Radiated Emissions, Susceptibility, and Surge Immunity)
- 4.3” Resistive Color Touchscreen
- Built-in Wi-Fi, Bluetooth, and Webserver (via Power Zone Connectivity Server)
- IP65 (front)
- Auto/Manual/Off key switch, Alarm Indication, Not in Auto Indication, audible alarm, emergency stop switch
- Dual Core Digital Microprocessor
- RS485, Ethernet and CANbus ports
- All engine sensors are 4-20ma for minimal interference
- Sensors: Oil Pressure, optional Oil Temp, Coolant Temp and Level, Fuel Level/Pressure (where applicable), Engine Speed, DC Battery Voltage, Run-time Hours, Generator Voltages, Amps, Frequency, Power, Power Factor
- Alarm Status: Low or High AC Voltage, Low or High Battery Voltage, Low or High Frequency, Pre-low or Low Oil Pressure, Pre-high or High Oil Temp (optional), Low Water Level and Temp, Pre-high or High Engine Temp, High, Low, and Critical-low Fuel Level/Pressure (where applicable), Overcrank, Over and Under Speed, Unit Not in Automatic
- Programmable I/O
- Built-in PLC for special applications
- Engine function monitoring and control:
- Full range standby operation; programmable auto crank, Emergency Stop, Auto-Off-Manual switch
- Isochronous Governor
- 0.25% digital frequency regulation with: soft-start ramping - adjustable, gain - adjustable, overshoot limit - adjustable
- 3 Phase RMS Voltage Sensing
- +/-0.5% digital voltage regulation with: soft-start voltage ramping - adjustable, loss of sensing protection - adjustable, negative power limit - adjustable, Hi/Lo voltage limit - adjustable, V/F slope and gain - adjustable, fault protection
- Service reminders, trending, fault history (alarm log)
- I2T function for full generator protection
- Selectable low-speed exercise
- 2-wire start controls for any 2-wire transfer switch
- 3 Owner's Manuals
- 2 Years Standard Warranty or 1000 running hours whichever comes sooner.
- 4 pole circuit breakers.
- Coolant Heater, 1500W, 240VAC
- Exhaust system with 3-way catalyst optimized for ultra-low emissions (NOx < 250 mg /Nm3 @5%O2)
















