Rock AB-R20F/T

P.R.P. Prime Power-Continuous power at variable load:
nThe power that a genset can
nsupply in continuous service at a variable load for an unlimited number of hours per year while respecting the maintenance intervals established in the environmental conditions stated by the Manufacturer. according to ISO8528-1. The average power supplied over time and any applicable overload must be less than the percentages stated by the Manufacturer.
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nL.T.P. Limited-time running power-Limited power:
nThe maximum power that a genset
ncan supply for a limited time respecting the maintenance intervals established in the environmental conditions stated by the Manufacturer according to ISO 8528-1.The number of hours per year is stated by the Manufacturer. Overload is not permitted.

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TECHNICAL DATASHEET
MAIN DATAArticle No1260007
Continuous power (PRP)18.5(KVA)
Continuous power (PRP)14.8(KW)
Stand-by power (LTP)20.40(KVA)
Stand-by power (LTP)16.30(KW)
Voltage – Frequency -V Power Factor230–380V-50Hz0.8 cos ϕ
Sound press.(at 7m)N/AdB(A)

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ALTERNATOR
Alternator brandROCK
Alternator modelAB1/20T
P.R.P.Power18.5 kVA
L.T.P.Power20.4 kVA
ConnectionSeries star
Phases3P+N
ClassH
Winding311
Terminal Number12 nr.
IP Protection23
Electronic RegulatorSX460
Precision1.0±%

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ENGINE
Engine brandROCk
Engine modelAB1004B
Cylinders4
Speed1500 r.p.m.
Cubic capacity2.310 L
Air intakeAspirated
Standard voltage12 Vdc
Optional voltageVdc
Sae7.50 «
BMEPN/A
CoolingWater
Flywheel P.R.P. Power20 kW
Flywheel Stand-by Power22 kW
Fuel Cons. at 100% (L.T.P.)4.1 l/h
Fuel Cons. at 100% (P.R.P)3.7 l/h
Fuel Cons. at 75% (P.R.P.)2.7 l/h
Fuel Cons. at 50% (P.R.P.)2.0 l/h
Fuel Cons. at 25% (P.R.P.)0.8 l/h
Electronic regulatorOn request
Precision classG2
Oil quantity6.5 L
Engine Antifreeze capacity7 L
Radiator typeTropical
Heat from radiatorN/A
Heat from exhaustN/A
Heat from radiationN/A
Exhaust temperature500 °C
Cooling air flowN/A
Combustion air flowN/A
Exhaust gas flowN/A

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