Cell Interface
Exceeding the maximum ratings will damage the Cell Interface module.
Electrical Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Link In Specifications
+V
BUS
Input Voltage
-
9
24
60
V DC
Input Current, CI-12
+VBUS = 24 V DC, Link Out
disconnected
-
-
25.5
mA DC
Input Current, CI-16 and CI-4M12
+VBUS = 24 V DC, Link Out
disconnected
-
-
31.7
mA DC
I
P_LINK
Output Current
-
-
-
20
mA DC
I
N_LINK
Output Current
-
-
-
20
mA DC
Link Out Specifications
+V
BUS
Output Voltage
-
-
+VBUS
-
V DC
Output Current per CI-12
+VBUS = 24 V DC
-
-
25.5
mA DC
Output Current per CI-16 and CI-
4M12
+VBUS = 24 V DC
-
-
31.7
mA DC
I
P_LINK
Output Current
-
-
-
20
mA DC
I
N_LINK
Output Current
-
-
-
20
mA DC
Battery Cells Specifications
C
(n)
- C
(n-1)
Input Cell Voltage Range
CI-12, CI-16
0
-
5
Vdc
B
(n)
- B
(n-1)
Input Block Voltage Range
CI-4M12
14
-
20
Vdc
V
sum
Voltage between C0 and C12
CI-12, +VBUS = 0 V DC
11
-
60
V DC
Voltage between C0 and C8
CI-16, +VBUS = 0 V DC
11
-
40
V DC
Voltage between C8 and C16
CI-16, +VBUS = 0 V DC
11
-
40
V DC
Voltage between B0 and B2
CI-4M12, +VBUS = 0 V DC
14
-
40
V DC
Voltage between B2 and B4
CI-4M12, +VBUS = 0 V DC
14
-
40
V DC
TME
Total Measurement Error
CI-12, CI-16, +VBUS = 24 V DC
±0.1
±1.2
±1.6
mV DC
Total Measurement Error
CI-4M12, +VBUS = 24 V DC
±2.0
±8.0
±10.0
mV DC
I
(n)
Cell Balancing Current (only for
CI-12 and CI-16)
C(n) - C(n-1) = 4 V DC
304
307
310
mA DC
V
bal
Cell Voltage for Balancing
CI-12 and CI-16
1.1
-
-
V DC
Vins
Internal reinforced insulation
rating from Chassis/COM
-
-
-
1250
V DC
Temperature Sensors Specifications
I
(n)
Output Current to Temperature
Sensor
-
-
-
300
μ
A
R
t(n)
Temperature Sensor Resistance at
25 °C
-
-
10
-
kΩ
T
(n)
Input Temperature Sensor
Voltage Range
Cell 0 or Block 0 = 0 V
0
-
3
V
Vins
Internal reinforced insulation
rating from Chassis/COM
-
-
-
1250
V DC
Nuvation Energy High-Voltage BMS - Product Manual
Document ID: NE-PM-003
95
Rev 1.2, 2021-03-03
Curie Update 1