Electrical Component - Hitachi ZW180 Technical Manual

Operational principle, wheel loader
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ELECTRIC COMPONENT
ENGINE OIL PRESSURE SENSOR
Operation Pressure .................................. 41.4 kPa (0.4 kgf/cm
OVER HEAT SWITCH
Operation Temperature ............................ 105±2 ° C (221±2 °F)
COOLANT TEMPERATURE SENSOR
(For Coolant Temperature Gauge)
Operation Temperature ............................ 25 to 120 °C (77 to 248 °F)
AIR FILTER RESTRICTION SWITCH
Operation Pressure .................................. 6.3±0.6 kPa (635±58 mmH
FUEL LEVEL SENSOR
Resistance Value...................................... Empty: 90
ENGINE OIL TEMPERATURE SENSOR
Operation Temperature ............................ -30 to 120 °C (-22 to 248 °F)
BATTERY RELAY
Voltage/Current ........................................ 24 V⋅100 A
GLOW RELAY
Voltage...................................................... 24 V
SAFETY RELAY
Voltage...................................................... 24 V
HORN
Voltage/Current ........................................ 24 V⋅3.0±0.5 A
Sound Pressure........................................ 113±5 dB (A) @ 2 m (6' 7")
GENERAL / Component Specifications
2
)
2
+10
0
Ω, Full: 10
Ω
0
-4
T1-3-12
O)

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