Red-D-Arc RDA150T3, Service Manual

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6. Service Data
ELECTRIC SHOCK
WARNING
Never touch the output terminal during operation to avoid electric
shock. Always stop the engine and remove the starter key during a
service maintenance.
Stop the engine before you will start any maintenance!
6-1 Technical Specification
Items Reference Value Note
Insulation
Armature
winding
3MΩ or more
DC500V
Megger Tester
Exciter field
Preheat time
Approx. 20 sec. with coolant temperature
-15
℃
(5
° F)
and approx. 1 sec. with coolant
temperature 30
℃
(86
° F)
Automatic
preheating system
Min. rpm at no load 1000
±
25 min
-1
Max. rpm at no load 60Hz: 1800
±
25 min
-1
Lubricant oil pressure 0.2~0.6MPa{2.0~6.1kgf/cm²}
Coolant temperature
75~90
℃
(167~194 °
F)
Frame temperature limit
within 115
℃
(239 °
F)
Sealed bearing temperature limit
within 70
℃
(158 °
F)
Speed regulation Momentary
within 10%
Steady-state
deviation
within 5%
Voltage regulation
Momentary within 20%
Steady-state
deviation
within 1.0%
Frequency Idle: 33.3 Hz, Rated: 60 Hz
Variable voltage (60Hz)
400~505V at 60
±
0.1Hz
Protective device
1
Low oil pressure
Working Pressure 0.1MPa{1.02kgf/cm²} Engine Stop
2
High water temp.
Working Temperature 105
℃
(221 °
F)
Engine Stop
3
Diagnosis
Engine Malfunction - -
4
Insufficient Battery
Charge
- Battery voltage: below 8V -
5
Over Speed
- above 2070 min
-1
Engine Stop
6
Boost
Intake Temperature 85
℃
(185
° F)
-
13