Model |
UC3522-1250P20/C |
UC3542-0650P20/C |
UC5542-1050P20/C |
Utility input |
Utility Input Voltage |
176VAC to 264VAC (Default)
90VAC to 285VAC (Configurable) |
Utility Input Frequency |
45Hz to 65Hz |
Maximum Utility Charging Current |
110A |
60A |
100A |
Switch Response Time |
Switch Response Time – Inverter to Utility: 10ms
Switch Response Time – Utility to Inverter (when the load power is higher than 100W): 20ms |
Utility output |
Rated Output Voltage |
220/230VAC±3% |
Utility Output Frequency |
50/60Hz±0.2% |
Rated Output Power |
100W to 3500W (Default: 2300W) |
Power Factor |
0.99 |
Inverter output |
Inverter Rated Power (@30℃) |
3500W |
5500W |
3-second Transient Surge Output Power |
7000W |
8500W |
Inverter Output Voltage |
220/230VAC±3% |
Inverter Frequency |
50/60Hz±0.2% |
Output Voltage Waveform |
Pure sine wave |
Load Power Factor |
0.2-1(VA ≤ Rated output power) |
THDu (Total Harmonic Voltage Distortion) |
≤3% (24V resistive load) |
≤3% (48V resistive load) |
Maximum Load Efficiency |
92% |
Maximum Inverter Efficiency |
94% |
Maximum Main Load |
3500W |
5500W |
Maximum Second Load |
3500W |
5500W |
Main Output Cut-Off Voltage |
Equal to “Under Voltage Warning Voltage” |
Second Output Cut-Off Voltage |
Equal to “Low Voltage Disconnect Voltage” |
Dual Output Recovery Voltage |
Equal to “Low Voltage Reconnect Voltage” |
Solar controller |
PV Maximum Open-circuit Voltage |
500V (At minimum operating environment temperature)
440V (At 25℃) |
MPPT Voltage Range |
85V to 450V |
Number of MPPTs |
1 |
2 |
PV Maximum Input Current |
One way, 16A |
Two ways, 2x16A |
PV Maximum Short-circuit Current |
One way, 18A |
Two ways, 2x18A |
PV Maximum Input Power |
4200W |
2×3300W |
PV Maximum Charging Current |
120A |
60A |
100A |
MPPT Maximum efficiency |
≥99.5% |
Battery |
Battery Rated Voltage |
24VDC |
48VDC |
Battery Work Voltage Range |
20.4VDC to 32.0VDC |
40.8VDC to 64.0VDC |
Battery Maximum Charging Current |
120A |
60A |
100A |
Others |
No-load Losses |
≤1.5A |
≤0.8A |
≤1.1A |
Test condition: Utility, PV and Load are disconnected, AC output is ON, fan stops, @24V input |
Test condition: Utility, PV and Load are disconnected, AC output is ON, fan stops, @48V input |
Standby Current |
≤1.1A |
≤0.6A |
≤0.8A |
Test condition: Utility, PV and Load are disconnected, AC output is OFF, fan stops, @24V input |
Test condition: Utility, PV and Load are disconnected, AC output is OFF, fan stops, @48V input |
Communication with BMS |
RS485 |
Communication with Portal |
RS485 |
Parallel Function |
Yes, 12 units in standard, 16 units at most |
Work Temperature Range |
-20℃ to +50℃ (When the environment temperature exceeds 30℃, the actual output power is reduced appropriately) |
Storage Temperature Range |
-25℃ to +60℃ |
Enclosure |
IP20 (With ANTI-DUST KIT) |
Relative Humidity |
< 95% (N.C.) |
Altitude |
<4000M (If the altitude exceeds 2000 meters, the actual output power is reduced appropriately) |
Certifications and Standards |
IEC 62109-1, IEC 62109-2, IEC 61683, IEC 62368 |
Mechanical parameters |
Dimension (Length x Width x Height) |
590mm × 300mm × 163mm |
534mm × 300mm × 163mm |
590mm × 300mm × 163mm |
Mounting size (Length x Width) |
568mm × 245mm |
512mm × 245mm |
568mm × 245mm |
Mounting hole size |
Φ9mm/Φ10mm |
Φ9mm/Φ10mm |
Φ9mm/Φ10mm |
Net Weight |
13.8Kg |
12.7Kg |
15.5Kg |