16-25 Cells Li-ion/Li-FePO4 Battery Pack Protection Plate PCM-L25S60-G31 is a protection management system specially designed for Li-ion battery packs for 16-25 strings of Li-ion, LifePO4 rechargeable types of batteries.
● Basic Functions：Over-charging protection, over-discharging protection, over-current protection, over-voltage protection, low-voltage protection, temperature protection, voltage equalisation function, etc.; Hardware board/software board optional.
● Other Functions：The parameters of the protection board can be viewed by connecting to the host computer via the conversion module (note: available for software boards only).
● Smart APP Function：Connect the Bluetooth module of the protection board via mobile phone APP to monitor the battery pack parameters in real time (Remarks: only available with Bluetooth protection board)
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| Protection board parameters | |
| Model number | PCM-L25S60-G31 |
| Standard voltage | 48V |
| Maximum continuous operating current | 60A |
| Maximum instantaneous operating current | 180A |
| Overpressure protection | Minimum value：3700mV，Maximum values：3800mV，Protected Mode：Turn off the Charging FET ，Delay：0.8-2S |
| Overpressure recovery | Minimum value：3700mV，Maximum values：3800mV，Recovery mode：turn on the Charging FET，Delay：<5S |
| Overcurrent in Discharge Protection | Minimum value：120A，Maximum values：180A，Protected Mode：Turn off the Discharging FET，Delay：<300mS |
| Discharge overcurrent recovery | Cut Load ,Auto release |
| Short Circuit in Discharge Protection | Minimum value：1100A Delay：≤ 800uS |
| Discharge short circuit recovery | Short circuit Release, Auto recovery |
| Overtemperature in Charge Protection | Minimum value：62℃ ，Maximum values：68℃，Delay：5S，Protected Mode：Turn off the Charging FET |
| Charge over-temperature recovery | Minimum value：42℃ ，Maximum values：48℃，Delay：10S，Protected Mode：Turn on the Charging FET |
| Discharge over-temperature protection | Minimum value：62℃ ，Maximum values：68℃，Delay：5S，Protected Mode：Turn off the Charging FET |
| Discharge Over Temperature Recovery | Minimum value：42℃ ，Maximum values：48℃，Delay：10S，Protected Mode：Turn on the Charging FET |
| Cell Balancing | Battery Balance Threshold：Volts≥3600mV，Equilibrium minimum：25mV，Battery Balance Current：58±10mA，Equilibrium interval：20S |
| Operating temperature | -20 ~ +85 ℃ |
| Storage temperature | -40 ~ +125 ℃ |
| Operating humidity | <75%RH |
| Storage humidity | <85%RH |
| Oommunication protocols | SMbus/I2c Bus / RS232/RS485/Bluetooth，Selection according to needs |
| Charge and Discharge Ports | Same port/split port, as required |
| Protective plate size | L160*W110*T15mm |
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