1. Technical specifications
Last modified by Admin on 2025/02/28 12:07
Technical specifications
BMS Main X controls up to 32 batteries connected in parallel, each of them is managed by the BMS Main 2.1 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 |
| Headers X1, X3-X8 type | Molex series Micro-Fit |
Overall and mounting dimensions
