Electric Vehicle Battery System
Specifications
Specification High Voltage Disconnection Procedure Specification
Item
Specification
NOTE
Capacitor Voltage Between Inverter Terminals
Less than 30 V
Checked with multimeter
High Voltage Battery Handling Guidelines Specification
Item
Specification
NOTE
Service Plug Cable Resistance (Ω)
Less than 1 Ω (20°C)
Checked with multimeter
Main Fuse Resistance (Ω)
Less than 1 Ω (20°C)
Checked with multimeter
Main High Voltage Relay Weld Inspection
NO
Checked with GDS
Main High Voltage Relay Welding Check
Ω (20°C)
Checked with multimeter
Insulation Resistance Check (MΩ)
300 ~ 1000
Checked with GDS
Insulation Resistance Check (MΩ)
More than 2 MΩ (20°C)
Megohmmeter
Check high voltage battery voltage (V) [No. 1 Module ~ Module No. 4 or Module No. 5 ~ Module No. 8]
120 ~ 207
Checked with multimeter
Check high voltage battery voltage (V) [No. 1 Module ~ No. 8 Module]
240 ~ 413
Checked with multimeter
High-Voltage Battery System
Item
Specification
NOTE
Cell
96
-
Rated Voltage (V)
360
-
Capacity (Ah)
75
-
Energy (kWh)
27
-
Weight (kg)
203
-
Cooling System
Air Cooled
Forced Air Cooling
Item
Specification
NOTE
SOC (%)
5 ~ 95
Checked with GDS
Cell Voltage (V)
2,5 ~ 4,3
Pack Voltage (V)
240 ~ 413
Cell Voltage Deviation (mV)
Less than 40
Insulation Resistance (kΩ)
300 ~ 1000
Insulation Resistance (MΩ)
More than 2
Megohmmeter
High Voltage Battery Management System BMS ECU Specification
Item
Specification
NOTE
C-CAN Load Resistance (Ω)
Approx. 60
Combined Resistance (BMS ECU - Inverter)
C-CAN Terminating Resistance (Ω)
Approx. 120
BMS ECU Resistance
Main Relay Specification
Item
Specification
ON
Rated Voltage (V)
450
Rated Current (A)
200
Voltage Drop (V)
Less than 0.1 (200 A)
Coil
Operating Voltage (V)
12
Resistance (Ω)
21.6 ~ 26.4 (20°C)
Item
Specification
NOTE
Main Relay Welding Status
NO
Checked with GDS
Main Relay (-) Switch Resistance (Ω)
?
Checked with multimeter
Main Relay Operating Sound
“Click”
Checked with GDS and SST
Coil resistance (Ω)
21.6 ~ 26.4 (20°C)
Checked with multimeter
Pre-Charge Relay Specification
Item
Specification
ON
Rated Voltage (V)
450
Rated Current (A)
10
Voltage Drop (V)
Less than 0.5 (10 A)
Coil
Operating Voltage (V)
12
Resistance (Ω)
104.4 ~ 127.6 (20°C)
Item
Specification
NOTE
Main Relay (-) Switch Resistance (Ω)
?
Checked with multimeter
Pre-Charge Relay Operating Sound
“Click”
Checked with GDS and SST
Pre-Charge Relay Coil Resistance (Ω)
104.4 ~ 127.6 (20°C)
Checked with multimeter
Pre-Charge Resistor Specification
Item
Specification
Coil
Power (W)
60
Resistance (Ω)
30
Battery Current Sensor Specification
Current (A)
Output voltage (V)
-400 (Charging)
0,5
-200 (Charging)
1,5
0
2,5
200 (Discharging)
3,5
+400 (Discharging)
4,5
Item
Specifications
NOTE
Current sensor output voltage (V)
Approx. 2.5 ± 0.1
Checked with multimeter
Current sensor supply voltage (V)
Approx. 5 ± 0.1
Checked with multimeter
Main Fuse Specification
Item
Specification
Rated Voltage (V)
450 (DC)
Rated Current (A)
250 (DC)
Item
Specification
NOTE
Service Plug Cable Resistance (Ω)
Less than 1 (20 °C )
Checked with multimeter
Main Fuse Resistance (Ω)
Less than 1 (20 °C )
Checked with multimeter
Battery Temperature Sensor Specification
Temperature (°C)
Resistance (kΩ)
Tolerance (%)
-40
204,5
±4,0
-30
117,8
±3,5
- 20
70,34
±3,0
- 10
43,43
±2,5
0
27,63
±2,0
10
18.07
±1,6
20
12.11
±1,2
30
8.303
±1,2
40
5.813
±1,5
50
4.149
±1,9
60
3.013
±2,2
70
2,225
±2,5
Rapid Discharge Device (RAD) Specification
Item
Specification
NOTE
Combined resistance RAD (?)
Less than 3 (20 °C )
Checked with multimeter
Terminal resistance RAD (?)
Less than 0.375 (20 °C )
Checked with multimeter
RAD switch position
Lower
RAD switch and visual inspection
High Voltage Battery Heater Specification [14 Cells, Left/Right]
Item
Specification
Resistance (Ω)
26 ~ 29
[10 Cells Left/Right]
Item
Specification
Resistance (Ω)
16 ~ 18
High Voltage Battery Heater Relay Specification
Item
Specification
ON
Rated Voltage (V)
450
Rated Current (A)
10
Voltage Drop (V)
Less than 0.5 (200 A)
Coil
Operating Voltage (V)
12
Resistance (Ω)
104.4 ~ 127.6 (20°C)
Item
Specification
NOTE
Heater relay switch resistance (?)
?
Checked with multimeter
Heater relay operating sound
"Click"
Checked with GDS and SST
Heater relay coil resistance (?)
104.4 ~ 127.6 (20°C)
Checked with multimeter
High Voltage Battery Heater Fuse Specification
Item
Specification
Current (A)
10
High Voltage Battery Heater Temperature Sensor Specification
Temperature (°C)
Resistance (kΩ)
Tolerance (%)
-40
204,5
±4,0
-30
117,8
±3,5
- 20
70,34
±3,0
- 10
43,43
±2,5
0
27,63
±2,0
10
18.07
±1,6
20
12.11
±1,2
30
8.303
±1,2
40
5.813
High Voltage Battery System Inspection Guide. Be sure to read and follow the “General Safety Information and Caution” before performing any work on the ...
Component Location 1. High Voltage Battery System Assembly 2. Electronic Power Control Unit (EPCU) [LDC+Inverter+VCU] 3. On-Board Charger (OBC) 4. High Voltage Junction Box 5. High Voltage Cable 6. Mot ...
Additional information: Circuit Diagram High Voltage Circuit Diagram ...
High Voltage Disconnection Procedure Be sure to read and follow the “General Safety Information and Caution” before performing any work on the high voltage system. Failure to follow instructions may result in serious electrical injury. ...
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