MASTER CONTROL UNIT
|
FEATURES+ |
DESCRIPTION |
VALUE(s) |
UNIT |
|
Operating temperature |
|
-20 to +85 |
Degree C |
|
Power supply |
Galvanic isolated DC-DC conversion |
24 (9-36) |
V |
|
Number of VBU’s supported per MCU |
Without multiplexing unit |
2 |
Strings |
|
With optional multiplexing unit |
4 |
Strings |
|
|
Number of MCU's in one configuration max |
Using 1 channel CAN-bus interface |
5 |
units |
|
Number of cells in series for total system |
(with 4 master configured in series - tested) |
192 |
cells |
|
Range of high voltage measurement per string |
maximum rating for isolation fault detection |
0-200 |
Vdc |
|
Range of high voltage measurement multi MCU |
maximum rating for isolation fault detection |
0-750 |
Vdc |
|
Accuracy of high voltage measurement |
idem cell measurement |
3,00 |
mV |
|
Current measurement |
Analog inputs per string |
2 |
Channels |
|
Tandem configuration for dual range sensors |
0-500 |
A |
|
|
|
Current direction detection for charging/discharging |
Signed values |
|
|
Current typical sampling frequency |
Synchronous with slave voltage acquisition |
2-10 |
Hz |
|
String cell voltage |
Cells voltage acquisition on same MCU |
1,00 |
µs |
|
Between 2 MCU's |
10,00 |
ms |
|
|
Isolation fault detection (leakage) level |
Optional function |
2 |
mA |
|
Active Consumption |
Without balancing activities |
< 180 |
mA |
|
Active balancing current (4 channels) |
+ 400 |
mA |
|
|
Communication to Slave Monitoring Unit (SMU) |
patented design - serial interface |
2,00 |
Channels |
|
Supported CAN communication type |
CAN 2.0A/B 11 bit and 29 bit IDs |
1000 |
kBps |
|
Number of CAN ports |
galvanic isolated tranceivers |
2 |
channels |
|
External I/Os |
Isolated IO relay output (30V-8A) |
2 |
channels |
|
isolated IO - Mosfet output (80V-8A) |
2 |
channels |
|
|
Opto-isolated - open collector output (300V-150mA) |
1 |
channel |
|
|
Opto-isolated digital inputs |
4 |
channels |
|
|
Charger control interfaces |
User configurable |
CAN-bus protocol |
|
|
Mechnical dimension single MCU |
Mechanical width |
150 |
mm |
|
Mechanical height |
15 |
mm |
|
|
Mechanical length |
200 |
mm |
|
VOLTAGE BALANCING UNIT
|
FEATURES |
DESCRIPTION |
VALUE(s) |
UNIT |
|
Operating temperature |
|
-20 to +85 |
Degree C |
|
Power supply |
patented design |
12 |
Vdc |
|
Number of cells per SMU (or per string) |
Synchronous cell measurements |
1 to 64 |
cells |
|
Cell voltage measurement |
Measurable cell voltage |
0-5,00 |
Vdc |
|
Accuracy of cell voltage (over operating temperature) |
3,00 |
mV |
|
|
Measurement resolution |
2,44 |
mV |
|
|
Cell voltage measurement timings |
Cell voltage sampling frequency (MCU sync) |
2-10 |
Hz |
|
Single cell measurement |
1,00 |
µs |
|
|
Between 2 cell strings on different MCU's |
10,00 |
ms |
|
|
Temperature measurements |
Analog input |
0-5,00 |
Vdc |
|
Temperature measurements - external NTC |
Synchronous temperature acquistion |
-30 to +85 |
Degree C |
|
Accuracy of cell temperature (NTC) |
10kOhm NTC |
0,50 |
Degree C |
|
Temperature typical sampling frequency |
(Determined by MCU) |
0,2 |
Hz |
|
Communication interface |
patented design |
Serial interface |
|
|
Active Consumption |
Without balancing current |
< 3,00 |
mA |
|
Active balancing current |
+ 100 |
mA |
|
|
Dissipative balancing current |
+ 200 |
mA |
|
|
Sleep mode Consumption |
Low power mode |
< 200 |
uA |
|
Cell balancing topology |
Dynamic, active and/or passive |
User configurable |
|
|
Cell balancing current |
Active balancing current |
100 |
mA |
|
Dissipative balancing current |
200 |
mA |
|
|
single channel dimensions |
Mechanical width |
25 |
mm |
|
Mechanical height |
9 |
mm |
|
|
Mechanical length |
80 |
mm |
|