THE POWE R TO B E INDE P ENDENT
MastervoltWhisper
Total independence:
Mastervolt Whisper diesel generator sets
* New metal casing available from September 2007 on. Until then delivered with polyester sound shield, see www.mastervolt.com.
** 3-phase alternators are air-cooled.
Overview ofWhisper generators
Whisper 6* Whisper 10* Whisper 6 Ultra Whisper 8 Ultra Whisper 12 Ultra Whisper 16 Ultra Whisper 25 Ultra
3000 rpm 3000 rpm 1500 rpm 1500 rpm 1500 rpm 1500 rpm 1500 rpm
Article no. 50902020 50904020 51105020 51106020 51107020 51108020 51101020
GENERAL GENERATOR INFORMATION
Nominal power 6,25 kVA, 5 kW 10 kVA, 9 kW 5,7 kVA, 5,7 kW 8 kVA, 8 kW 12 kVA, 12 kW 16 kVA, 16 kW 25 kVA, 25 kW
Nominal voltage 230 V - 22 A 230 V - 42 A 230 V single phase 230 V single phase ---------------------------- 230 V single phase or 400V 3-phase** ------------------------------
Output frequency 50 Hz 50 Hz 50 Hz 50 Hz 50 Hz 50 Hz 50 Hz
Arbeidsfactor / cos phi 0.8 0.8 0.8 0.8 0.8 0.8 0.8
Voltage tolerance (V) ± 6% ± 6% ± 5% ± 5% ± 5% ± 5% ± 2%
Frequency tolerance (Hz) ± 5% ± 5% ± 5% ± 5% ± 5% ± 3% ± 3%
Voltage regulation capacitor + AVR (optional) capacitor + AVR (optional) capacitor + AVR (optional) capacitor + AVR (optional) capacitor + AVR (optional) capacitor + AVR (optional) AVR
Starter battery, AGM type (optional) 12 V 70Ah 12 V 70Ah 12 V 70Ah 12 V 70Ah 12 V 70Ah 12 V 160Ah 12 V 160Ah
Battery charge current alternator 40A alternator 40A alternator 40A alternator 50A alternator 50A alternator 50A alternator 50A
Dimensions with sound shield (lxwxh) 660x495x550 mm 805x525x580 mm 805x525x580 mm 900x575x640 mm 1060x575x640 mm 1160x680x700 mm 1260x680x800 mm
Dry weight 178 kg 240 kg 240 kg 334 kg 380 kg 454 kg 580 kg
ø dry exhaust pipe 1" BSP 112" BSP 112" BSP 112” BSP 112" BSP 112" BSP 2” BSP
Location oil refill cap top&side top&side top&side top&side top&side top top
Max. operating angle ---------------------------------------------------------------------------------------------------------------------------------- 25º in all directions ----------------------------------------------------------------------------------------------------------------------------------
Alternator --------------------------------------------------------------------------------------------------------------------------water-cooled**, no brushes, synchronous -------------------------------------------------------------------------------------- air-cooled, no brushes, synchronous
SPECIFICATIONS DIESEL ENGINE
Engine model L2E L3E L3E S3L2 S4L2 S4Q2 S4S
Number of cylinders 2 3 3 3 4 4 4
Cylinder capacity 635 cc 952 cc 952 cc 1318 cc 1758 cc 2505 cc 3331 cc
Bore & stroke 2x 76 x 70 mm 3x 76 x 70 mm 3x 76x70 mm 3x 78x92 mm 4x 78x92 mm 4x 88x103 mm 4x 94x120 mm
Air consumption 0.95 m3/min. 1.43 m3/min. 0.8 m3/min 1.1 m3/min 1.5 m3/min 2.1 m3/min 2.8 m3/min
Engine cooling indirect water-cooled indirect water-cooled indirect water-cooled indirect water-cooled indirect water-cooled indirect water-cooled indirect water-cooled
Fuel consumption (no load - full load) 1-2.5 l/hour 1-4 l/hour 1-3 l/hour 1-3 l/hour 1-4 l/hour 1-5 l/hour 1-8 l/hour
ACCESSORIES
Remote control Digital Diesel Control ----------------------------------------- The Digital Diesel Control remote panel guarantees convenience, in combination with one-button operation for preheating/starting/stopping. Key functions are shown on a LCD display. -----------------------------------------
(standard)
Second remote control panel (art. no. 50209102) optional optional optional optional optional optional optional
System panel several options several options several options several options several options several options several options
Three phase version no no optional optional optional optional optional
Ungrounded version (insulated return) optional optional optional optional optional optional optional