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Certified for US EPA-Tier 2 / Constant Speed
Standard Model [800kWe/60Hz]
S12A2-Y2PTAW-2 SPECIFICATION SHEET
ENGINE RATIN
G
All data represent net performance with standard accessories such as air cleaner, inlet /exhaust manifolds, fuel oil system,
L.O. pump, etc. under the condition of 100kPa(29.6inHg) barometric pressure, 77
o
F(25
o
C) ambient temperature and 30%
relative humidity.
ITEM UNIT
STAND-BY POWER
PRIME POWER
60Hz 60Hz
Engine Speed rpm 1800 1800
No. of Cylinders
Bore mm
(in.)
Stroke mm
(in.)
Displacement liter
(in.
3
)
Brake Horse power without Fan HP 1207 1099
(kW) (900) (820)
Brake Mean Effective Pressure kgf/cm
2
18.0 16.4
without Fan (psi) (256) (233)
Mean Piston Speed m/s 9.6 9.6
(ft/min) (1890) (1890)
Maximum Regenerative Power HP 125 125
Absorption Capacity without Fan (kW) (93) (93)
Intake Air flow m
3
/min 88 75
(CFM) (3107) (2648)
Exhaust Gas Flow m
3
/min 232 200
(CFM) (8192) (7062)
Coolant Flow liter/min 1100 1100
(U.S. GPM) (291) (291)
Coolant Flow to Intercooler liter/min 470 470
(PTAW only) (U.S. GPM) (124) (124)
Cooling Air Flow m
3
/min
(Std. Fan) (CFM)
Allowable Fan Loss Horse Power HP 51 51
(kW) (38) (38)
Radiated Heat to Ambient kcal/hr 66155 56798
(BTU/min) (4375) (3757)
Heat Rejection to Coolant kcal/hr 308721 265058
(BTU/min) (20418) (17531)
Heat Rejection to Air Cooler kcal/hr 242567 208260
(PTAW Version) (BTU/min) (16043) (13774)
Heat Rejection to Exhaust kcal/hr 813498 658220
(BTU/min) (53804) (43534)
Noise Level (1 m height & distance) dB(A) 105 103
(excludes, lntake,Exhaust & Fan)
The s
p
ecifications are sub
j
ect to chan
g
e without notice.
APPLICATION : GENERATO
R
Pub. No.T13-0471-E
Dec. '06 Printed in Japan
12
150
(5.91)
160
(2071)
(6.30)
33.93