64 Strings(BMU)
Max 64-str voltage sampling
Max 32-str temperature sampling
Max 8pcs BMU can be connected via isoSPI
Features
Passive balancing
support max 120mA balancing current
isoSPI
communication: BMU transferring data to BCU via isoSPI, max 32pcs BMU can be connected in one isoSPI link
RS-485
communication: BMU and BCU communication, can be used for updating, fan control/diagnose, address auto assign, etc
Authentication
All plastic components comply with UL-94V0 flame retardant grade Comply with 1500V safety regulations and support 1500V system UL certification
Passive balancing
support max 120mA balancing current
isoSPI
communication: BMU transferring data to BCU via isoSPI, max 32pcs BMU can be connected in one isoSPI link
RS-485
communication: BMU and BCU communication, can be used for updating, fan control/diagnose, address auto assign, etc
Authentication
All plastic components comply with UL-94V0 flame retardant grade Comply with 1500V safety regulations and support 1500V system UL certification
Product Parameters
| BMU-B30-12-204 | BMU-B30-16-504 | BMU-B30-24-204 | BMU-B30-32-508 | BMU-B30-52-508 | BMU-B30-64-504 |
Max cell string | 12 | 16 | 24 | 32 | 52 | 64 |
Cell voltage sampling range | 0-5V |
Voltage sampling point | 12 | 16 | 24 | 32 | 52 | 64 |
Temperature sampling point | 14 | 18 | 28 | 36 | 52 | 52 |
Balance | Passive: 80mA | Passive: 120mA | Passive: 80mA | Passive: 100mA | Passive: 120mA |
Fan | Support max 2-ch fan | Support max 1-ch fan |
Nominal working voltage | 1500V |
Working power | 240mW |
Isolation | 100MΩ |
Communication | RS-485, isoSPI 2-ch HSD output 2-ch I/O output and input | RS-485, isoSPI 1-ch HSD output 1-ch I/O output and input |
Certification | UL94-V0 Meet UL certification |