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Writer: TOPAKRelease time: 2020-06-17Page View: 498
One、Background of the case
With the gradual withdrawal of lead-acid batteries from the market, the importance of mobile communications and data storage, and the future of energy tension, many companies and families will be equipped with backup batteries, with rack UPS, MPPT, independently build a small energy storage system to meet the daily needs and important data backup work.
Two、Product functions and main features
1、The product has the function of over-charge, over-discharge, over-current, short-circuit, over-temperature and data reading.
2、Standard 19-inch chassis size (5U height)
3、Charge current limiting function, support multiple batteries in parallel capacity expansion
4、Charge balancing function
5、RS485/RS232 communication
6、adjustable parameter settings
7、Short circuit protection
8、Integrated serial IC
9、Voltage collection accuracy (≤5mV)
10、SOC estimation function
11、Power indicator function/LCD display function
12、Low power consumption
13、Data history abnormality record query
Three、Introduction to the overall scheme
1.Cell parameters: using a brand of high-quality 327000/6000mAh/3.2V battery cells
2.Finished product specification: TOPAK 18650-16S17P-51.2V-100Ah
3.Protective board: Intelligent protective board (RS485/RS232 protocol) with the following parameters and schematic diagram :
4.Other materials: fireproof epoxy resin version, insulating PET and other materials to isolate the welding point and between the core.
5.Assembling process: 4 modules of 32700-4S17P are used, with bracket support inside the battery and ventilation holes on the surface of the case, which has good heat dissipation effect.
6.Connector: The battery connector adopts 0.3mm special nickel strip, which connects the cells in series and parallel. It has good welding effect, firm welding, not easy to solder off and even heat dissipation when the battery has high current and good current conductivity.
Protection parameters：
| No. | Target items | Factory default parameters | Whether it can be set | Note | |
| 1 | Single overcharge protection | Single overcharge alarm voltage | 3640mV | assignable | |
| Monomer overcharge protection voltage | 3750mV | assignable | |||
| Single overcharge protection delay | 1S | assignable | |||
| Single Overvoltage Protection Release | Single overcharge protection deactivation voltage | 3340mV | assignable | ||
| Discharge Method | Disconnect negative cut or discharge release | ||||
| 2 | Single overdischarge protection | Single Overdischarge Alarm Voltage | 2650mV | assignable | |
| Monoblock overdischarge protection voltage | 2500mV | assignable | |||
| Single overdischarge protection delay | 1S | assignable | |||
| Single overdischarge protection release | Single Overdischarge Protection Deactivation Voltage | 2900mV | assignable | ||
| Discharge Method | Discharge Method | ||||
| 3 | Overall overcharge protection overall | overcharge alarm voltage | 57.0V | assignable | |
| Overall overcharge protection voltage | 57.6V | assignable | |||
| Overall overcharge protection delay | 1S | assignable | |||
| Overall overvoltage protection release | Overall Overcharge Protection Deactivation Voltage | 54.6V | assignable | ||
| Discharge Method | Disconnect negative cut or discharge release | ||||
| 4 | Total overdischarge protection | Overall Overdischarge Alarm Voltage | 46.0V | assignable | |
| Overall overdischarge protection voltage | 43.2V | assignable | |||
| Total overdischarge protection delay | 1S | assignable | |||
| Total Overdischarge Protection Release | Overall Overdischarge Protection Discharge Voltage | 51.2V | assignable | ||
| Discharge Method | Charging release | ||||
| 5 | Charge overcurrent protection | Charging overcurrent alarm current | 110A | assignable | |
| Charging overcurrent protection current | 120A | assignable | |||
| Charge overcurrent protection delay | 4.0S | assignable | |||
| Charging overcurrent protection disengaged | automatic release | Charger Disconnect | |||
| Discharged. | Discharge current > 1A | ||||
| 6 | Discharge overcurrent 1 protection | Discharge overcurrent 1 alarm current | 110A | assignable | Automatic recovery after 15 minutes |
| Discharge overcurrent 1 protection current | 120A | assignable | |||
| Discharge overcurrent 1 protection delay | 5.0S | assignable | |||
| Discharge overcurrent 1 protection disabled | automatic release | Load Break | |||
| Charging release | Charging current > 1A | ||||
| 7 | Discharge overcurrent 2 | Discharge overcurrent 2 protection current | 150A | assignable | Automatic recovery after 15 minutes |
| Discharge overcurrent 2 protection delay | 500mS | assignable | |||
| Discharge overcurrent 2 protection disabled | automatic release | Load Break | |||
| Charging release | Charging current > 1A | ||||
| 8 | short circuit protection | Short-circuit protection current | 440A | ||
| Short-circuit protection delay | 200μS | ||||
| automatic release | Charging current >1A | ||||
| Load removal | |||||
| 9 | MOS high temperature protection | MOS over-temperature alarm temperature | 80℃ | assignable | |
| MOS over-temperature protection temperature | 110℃ | assignable | |||
| MOS protection disarm temperature | 60℃ | assignable | |||
| Charging low temperature protection temperature | 0℃ | assignable | |||
| Charge low-temperature protection release temperature | 5℃ | assignable | |||
| Charging high temperature protection temperature | 60℃ | assignable | |||
| Charging High Temperature Protection Disarming Temperature | 50℃ | assignable | |||
| Discharge low temperature protection temperature | -10℃ | assignable | |||
| Discharged low-temperature protection release temperature | -0℃ | assignable | |||
| Discharge high temperature protection temperature | 65℃ | assignable | |||
| Discharge High Temperature Protection Discharge Temperature | 50℃ | assignable | |||
| 11 | Environmental temperature protection | Ambient low temperature alarm temperature | 0℃ | assignable | |
| Ambient low temperature protection temperature | -10℃ | assignable | |||
| Environmental cryoprotection release temperature | 0℃ | assignable | |||
| Environmental high temperature alarm temperature | 50℃ | assignable | |||
| Environmental high temperature protection temperature | 65℃ | assignable | |||
| Environmental high temperature protection deactivation temperature | 60℃ | assignable | |||
| 12 | Current consumption | Operating Current | ≤30mA | ||
| Sleeping Current | <100 uA | ||||
| 13 | Balance of functions | Equalization of turn-on voltage | 3500mV | assignable | |
| Turn on the differential pressure. | 20mV | assignable | |||
| 14 | logbook | Recording conditions | Important information | automate | |
| 15 | Capacity charging learning | opening conditions | Battery over discharge alarm or protection | automate | |
| 16 | Volumetric discharge learning | opening conditions | Battery overcharge | automate | |
| 17 | Factory setting | Date of Manufacture | assignable | ||
| Battery initial use time | Charge/discharge learning setup | automate | |||
| 18 | Capacity default setting | Full capacity setting | 100AH | assignable | |
| Design capacity setting | 100AH | assignable | |||
Four、 Product structure
Exploded Views
Rendering of the finished product
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Topak New Energy Technology CO.,LTD
+86 13688963831 +86-0755-23768324
B2B@topakpower.com
Address: 26 Yingfeng 1st Road, Dalang Town, Dongguan City, Guangdong Province (Tuopai Industrial Park)
Hong Kong Branch: Topak International Co.,Limited.
Company address:FLAT/RM A, 9/F SILVERCORP INTERNATIONAL TOMER 707-713 NATHAN ROAD,MONGKOK KLN KOWLOON HONG KONG
