Main X controls up to 32 batteries connected in parallel, each of them is managed by the BMS Main 2.1, BMS Main 3 or BMS Mini. It limits the charging and discharging currents of the whole battery and dynamically turns on and off the parallel batteries to keep them balanced.
Specifications
| Parameter | Value |
| Supply voltage, V | 18 to 36 |
| Current consumption @24 V, mA (maximum) | 100 |
| Number of parallel batteries | 1 to 32 |
| Number of temperature sensors (100kOhm thermistors) | 2 |
| Number of solid-state relays for contactors (55V, 3A) | 3 |
| Number of discrete inputs (dry contact) | 4 |
| Number of discrete outputs (5V, total 100mA) | 4 |
| Number of USB interfaces | 1 |
| USB 2.0 speed, Mbps | 12 |
| Number of CAN interfaces | 2 |
| CAN bus speed, kbps | 125, 250 (by default), 500, 1000 |
| Number of RS-485 interfaces | 1 |
| RS-485 baud rate, bps | 600, 1200, 2400, 4800, 9600 (by default), 19200, 38400, 57600, 115200 |
| Dimensions (length × width × height), mm | 105 × 115 × 18 |
| Weight, g | 88 ± 5 |
| Operating temperature range, °С | -40 to +85 |
Overall and mounting dimensions
