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SD350
POWER RATINGS (kW)
Three-Phase 120/208VAC @0.8pf
Three-Phase 120/240VAC @0.8pf
Three-Phase 277/480VAC @0.8pf
Three-Phase 346/600VAC @0.8pf
STARTING CAPABILITIES (sKVA)
Alternator
kW
10%
Standard
400
387
Upsize 1
442
475
Upsize 2
555
457
FUEL
Fuel Pump Lift - in (mm)
36 (900)
Total Fuel Pump Flow (Combustion + Return)
31 gph
COOLING
COMBUSTION AIR REQUIREMENTS
Flow at Rated Power
cfm (m3/min)
ENGINE
Rated Engine Speed
Horsepower at Rated kW**
Piston Speed
BMEP
** Refer to "Emissions Data Sheet" for maximum bHP for EPA and SCAQMD permitting purposes.
Deration – Operational characteristics consider maximum ambient conditions. Derate factors may apply under atypical site conditions. Please consult a Generac Power Systems Industrial
Dealer for additional details. All performance ratings in accordance with ISO3046, BS5514, ISO8528 and DIN6271 standards.
350 kW
350 kW
350 kW
350 kW
480VAC
15%
20%
25%
30%
581
775
968
1162
720
915
1145
1030
686
914
1143
1371
Percent Load
25%
50%
75%
100%
* Refer to "Emissions Data Sheet" for maximum fuel flow for EPA and SCAQMD permitting purposes.
Coolant Flow per Minute
Heat Rejection to Coolant
Inlet Air
Max. Operating Radiator Air Temp
Max. Operating Ambient Temperature
Coolant System Capacity
Maximum Radiator Backpressure
STANDBY
PRIME
1195 (33.8)
1076 (30.4)
STANDBY
PRIME
rpm
1800
1800
hp
530
477
ft/min
1770
1770
psi
313
281
STANDBY
Amps: 1216
315 kW
Amps: 1053
315 kW
Amps: 527
315 kW
Amps: 421
315 kW
sKVA vs. Voltage Dip
35%
10%
15%
1356
210
350
1290
-
-
1600
-
-
Fuel Consumption Rates*
STANDBY
gph
lph
Percent Load
8.4
31.8
14.5
54.9
20.1
76.1
25.3
95.8
100%
gpm (lpm)
BTU/hr
cfm (m3/min)
Fº (Cº)
Fº (Cº)
gal (L)
in H
EXHAUST
Exhaust Flow (Rated Output)
Max. Backpressure (Post Silencer)
Exhaust Temp (Rated Output)
Exhaust Outlet Size (Open Set)
operating data (60Hz)
PRIME
Amps: 1094
Amps: 948
Amps: 474
Amps: 379
208/240VAC
20%
25%
30%
500
680
875
-
-
-
-
-
-
PRIME
gph
lph
25%
7.56
28.8
50%
13.05
49.6
75%
18.09
68.5
22.77
86.3
STANDBY
PRIME
145 (552)
145 (552)
932,760
840,590
19,070 (539.7)
19,070 (539.7)
122 (50)
122 (50)
104 (40)
104 (40)
16.6 (63)
16.6 (63)
O
1.5
1.5
2
STANDBY
PRIME
cfm (m
/min) 2988 (84.6)
2808 (79.5)
3
inHg (Kpa)
1.5 (5.1)
1.5 (5.1)
ºF (ºC)
1076 (580)
1076 (580)
NPT (male)
88.9 (3.5)
88.9 (3.5)
3 of 5
35%
1100
-
-
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