Stone G30YS

General Specification

Silent generator with following specifications:

  • Heavy duty fabricated welded base plate with high quality steel UNI S235 JR
  • Heavy duty, bell type, rubber anti-vibration mountings
  • Fuel tank with drain plug and retention basin
  • Base with bilateral forklift pockets allow lifting from all sides
  • No.3 Large doors for easy access for service and maintenance
  • Electro-galvanized sheet DC01+ZE25/25 (EN 10152: 2009)
  • High precision sheet cutting with nitrogen laser technology to avoid oxidation
  • Sandblasting and cataphoresis treatment of intake / exhaust grids
  • Weatherproof sealed joints
  • Lockable handles in each door
  • Grey RAL 7035 “orange peel” specific powder coat paint for outdoor usage
  • Rain cap on exhaust outlet
  • Coolant refilling specific hatch
  • Fuel filler outside enclosure
  • Central lifting hook
  • Ecological Sound foam: 100% Recyclable, 35mm thickness, fire-proof self- extinguishing, class1, fire-reaction compliant washable, mechanically fixed to the frame
  • Supersilent, Residential type, integrated in the canopy
  • With aluminum coating
Control Panel:
  • Metal Control panel with protective back cover
  • Dedicated area to make easier the electrical connection to the load
All units and components are prototype tested, factory build and production tested. A specific control procedure during the several stages of production ensures long life and reliability.
Alternator general data
PRP Continuous power kVA 30
PRP Continuous power kW 24
LTP Stand-by power kVA 33
LTP stand-by power kW 26
Power factor cos fiφ 0.8
Power factor cos fiφ 0.8
Voltage VAC 400/230
Frecuency Hz 50
Ampere PRP/LTP 43 / 48
Speed RPM 1500
Dimensions and noise level
Length mm 2000
Width mm 960
Height mm 1263
Net Weight kg 883
Gross Weight kg 907
Sound pressure at 7 mt dBA 64.00

Engine General Data
Engine Brand YANMAR
Model 4TNV98-CES
PRP Power at the flywheel kW 30.70
LTP Power at the flywheel Kw 34.10
Fuel Diesel
Nr. Cylinders 4
Air intake Aspirated
Cooling Water
Cubic Capacity l. 3.32
Speed regulation Mechanical
Regulator precision +/- % -          - -
Voltage VDC 12
Loud Step G1 – KWe -           
Loud Step G2 – KWe -           
Loud Step G3 – KWe -           
Emissions  -
  Structure Data
Type of structure STONE
Tank Capacity L 50
Retention Basin Yes
Exhaust diameter mm 50
  Fuel Consumption
Consumption 25% l/h 2.10
Consumption 50% l/h 4.30
Consumption 75% l/h 6.40
Consumption 100% l/h 8.50
Autonomy at 75% of load h. = 8 h
  Engine liquids and equipment
Type of lubricant Oil SAE 5W40 CH-4
Lubricant capacity l.* 10.50
Type of coolant Antifreeze liquid
Coolant capacity l.* 7.40
Ait intake filter Paper cartridge
Battery capacity Ah 70
Number of batteries* 1
  Fuel System and Energy Balance
AC pump suction head kPa -
Combustion air flow volume LTP m3/min -
Cooling air capacity LTP m3/min -
Exhaust gas flow-density LTP m3/min -
Exhaust gas temperature LTP *C -
Brake mean effective pressure kPa -
Energy to exhaust LTP kWt -
Energy to coolant LTP kWt -
Energy to radiation LTP kWt -

Alternator General Data
Alternator brand Stamford
Model S0L2-P1
Type of excitation Self-excited
Type of regulation AVR
Regulator precision +/- % 1.00

Control Panel Features QFIP-4510-PT3 No. 1 CEE 63A 400V No. 1 CEE 32A 400V No. 2 CEE 16A 230V No. 1 Schuko 16A 230V Thermal breaker Circuit breaker Controller DSE4510
  • Voltmeter, Frequencymeter, Ammeter
  • Generator power (kW, kV Ar, kV A & pf) monitoring
  • Hour meter
  • Fuel level meter
  • Overload (kW & kV Ar) protection
  • Low oil pressure protection
  • High coolant temperature protection
  • Low fuel level protection
  • Battery charger alternator fault
  • Rpm protection
Emergency stop button Quick connector for remote start/ATS On/off switch

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