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No. | Part Number | GTEM-48V21K-F |
1 | Energy storage | 21KWh |
2 | Rated Voltage | 48V/DC |
3 | Maximum Charge Voltage | 58.8V/DC |
4 | Discharge Cut-off Voltage | 37.8V/DC |
5 | ESR/AC @1KHz 50% SOC | <50mΩ |
6 | Max. Continuous Charge Current | 420A |
7 | Max. Continuous Discharge Current | 420A |
8 | Cut-off Current (charging) | 4A |
9 | Peak Discharge Current (3s) | 800A |
10 | Weight | 240Kg |
11 | Output Terminal | Connector |
12 | Charge Temperature | 0ºC~+55ºC |
13 | Discharge Temperature | -20ºC~+60ºC |
14 | Operating Humidity | 0~90% RH Non-condensing |
15 | Cells Self-discharge Rate | 3% per month |
16 | Projected Cycle Life ( 25ºC) | 20,000 times |
17 | Projected Calendar Life | 15 years |
19 | Maximum Depth of Discharge | 100% |
20 | Cooling Method | Natural |
21 | Shell Material | Metal & ABS plastic |
22 | Monitoring Data | Module voltage,SOC |
23 | Indicator light display | Capacity % |
24 | Environmental Protection | Customized |
25 | Series Connection | Not allowed |
26 | Parallel Connection | Not Allowed |
27 | Series-Parallel Connection | Not allowed |
28 | Storage Conditions | -20ºC~+40ºC 25% ~ 95%RH SOC>30%,one full charge needed per two months |
29 | Certificates Compliant | UN38.3 |
EN 62133:2013, EN 55032:2015+AC:2016, EN 55035:2017, EN 61000-3-2:2014, EN 61000-3-3:2013 |
NO. | Item | Parameter | Remark |
1 | Cells Balancing | Active | Smart active balancing |
2 | Over-temperature | 55ºC | Shutdown |
3 | Short Circuit Protection | 1500A | Fused and need to change fuse block |
4 | Charging Cut-off Voltage | 60V | Shutdown |
5 | Discharge Protection Voltage | 35V | Shutdown |
6 | Cooling Method | Natural cooling | |
7 | CAN bus | Option | |
8 | GPS/GPRS | Option |