WELSON ES2000, Operation Manual

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2 Product GeneralIntroduction
2.1 Electrical Prefermance
Items ES2000 ES2000PLUS ES5000
Nominal Voltage 51.2Vd.c 51.2Vd.c 51.2Vd.c
Nominal Current 30.0A 30.0A 60.0A
Nominal Capacity 48.0Ah@25
℃
50.0Ah@25
℃
100.0Ah@25
℃
Useable Capacity 43.0Ah@25
℃
45.0Ah@26
℃
90.0Ah@26
℃
Total Energy 2.40KWh 2.56KWh 5.10KWh
Useable Energy* 2.20KWh 2.30KWh 4.60KWh
Nominal Charge/Discharge Power 1.50kW 1.75kW 3.0kWh
Dimension(L*W*H) 500*442*133 mm(3U) 442*500*89mm(2U) 550*442*133 mm(3U)
Weight 27.5Kg 26.0Kg 48.0Kg
Peak Power(Only discharge) 3.5kW for 3 seconds 5.0kW for 3 seconds
Peak Current(Only Discharging) 70A for 3 seconds 100A for 3 seconds
Constant Current(Only discharge) 40.0A 80.0A
Voltage Range 48~56Vd.c
Max. Charge Voltage 57.6V
Max. Recommended DOD (Off-grid) 90%
Efficiency >97%
Operating Condition Indoor
Operating Temperature@Charge 0
℃
to +45
℃
Operating Temperature@Discharge -10
℃
to +55
℃
Operating Humidity < 60% (No Condensed Water)
Pollution Degree 3
Over Voltage Category II
Cooling Type Natural cooling
Case Material Metal
Color Black or Grey
Installation Wall Mounting/Ground Installation/Cabinet
IP rating IP 20
Max. Number of Parallel or Series 8
Warranty 10 years
Life Span >15 years
Cycles >6000@90%DOD
Communication CAN/RS485
Protection Mode Dual hardware protection
Battery Protection Over-current/Over-voltage/Short circuit/Under-voltage/Over-temperature
Safety Certification of Cells CE+CB
Safety Certification of Module TUV(IEC 62619, IEC 62040-1,CE)
Hazardous Material Classification 9
Transportation UN 38.3
Testing conditions based on temperature 25
℃
at the beginning of life.
*Total Energy/Usable Energy measured under specific conditions from WELSON 0.2C CC-CV