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Engineering Service, Inc.
»
Catalog
»
Power supply solutions
»
Whisper Power
»
Genverter series
» W-GV5
W-GV5
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Generator 4kW, basic version
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AC system specifications
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System output continuous / 230V 50Hz
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4 kW
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Silent mode continuous / 230V 50Hz
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N/A
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Peak power (5 sec)
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10 kW
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Output voltage
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230 VAC +/- 5%
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Frequency
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50 Hz +/- 1%
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AC output voltage / frequency
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230V / 50Hz
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Max Surge current (5sec)
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45A
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Output waveform
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Pure sine wave
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Parallel use (multiple systems)
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No
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Parallel with land power / utility
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No
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Total harmonic distortion
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<5%
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Leading or lagging power factor
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All power factors allowed
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Inverter efficiency (no load)
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93%
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DC system specifications
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Battery voltage
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-
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Battery Charging current
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-
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Input voltage battery charger / land line
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-
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Charge characteristic
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-
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Primary consumption / AC input
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-
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Suitable batteries
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-
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Recommended battery capacity
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-
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Max DC current
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-
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DC Fuse
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yes
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Min DC cable size
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-
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No-load battery consumption silent mode
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10 Watt
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Alternator specifications
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Type
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Brushless Permanent Magnet Alternator, combined with fly wheel
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Continuous rated power 3000 rpm
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3.3 kW
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Peak power rated at 3600 rpm
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4.5 kW
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Efficiency
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94%
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RPM
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Fixed, 3 positions
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Automatic transfer system land power/inverter
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Transfer time
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-
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Max current
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-
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Engine specifications
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Engine design & manufacturing
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WhisperPower
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Number of cylinders
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1
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Cylinder capacity
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300cc
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Air consumption
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0.42 m3/min
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Engine cooling
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oil cooled / oil cooler
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Fuel consumption
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1,2 l/hr - full load
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Pump capacity (oil)
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10 l/m
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System cooling
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by external radiator or oil cooler
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Governing system
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electronic
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Fuel lines (supply and return)
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8mm inner diameter
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Dry exhaust diameter
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1" inch dia.
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Fuel
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ASTM diesel fuel
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Bio fuel
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at request
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Enclosure
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Dimensions (hxwxd) in cm
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50 x 45 x 65 cm
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Material / color
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sheet metal / RAL 9003
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Weight (Dry weight)
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70 kg
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Temperature range operational
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-20oC to 40oC, above 40oC de-rating of 3%/oC
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Protection degree
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Engine enclosure IP44, Electronic enclosure IP23
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Relative humidity
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Max 95% relative humidity, none condensing
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Audible noise running mode
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< 67 dB @ 3m
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Audible noise silent mode
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-
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AC & DC connections
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AC Connection output
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Terminal block with 5m cable connection
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AC Connection input
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N/A
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Low voltage DC Connections
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Terminal block
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Communication ports
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Masterbus : 2 x RJ45 / Various CAN protocols
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Temperature sensor
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N/A
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Battery current sense input (shunt)
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N/A
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Alarm (potential free contact)
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N/A
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Switch off non preferent AC group
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N/A
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Optional
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Li-on battery pack 24VDC / 220Ah, plug and play, ready to use, pre-wired
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Radiator - oil cooling kit for external mounting (required for mobile / domestic use)
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Exhaust system kit with muffler
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Fuel kit
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Various spare part kits
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 Data Sheet, PDF
To discuss at a forum
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