Model Number: SF-ISP-4KW-1 Brand Name: SolarFirst Key Specifications/Special Features: Features:Advanced dual-CPU SCM intelligent control technology, more reliableSine wave output, higher loading capacity, wider applicationsComprehensive protective functionParameters:DC input:

Rated voltage: 48V DC

Rated voltage range: 42 to 60V DC

Rated current: 85A

Bypass input voltage: 220V AC ±15%

Bypass input current: 18.2A

Bypass conversion time: ≤10ms (optional)

AC output:

• Rated capacity: 4.0kVA
• Rated output power: 3.2kW
• Rated output current: 18.2A
• Output rated voltage and frequency: 220 ±3%V AC, 50Hz
• Waveform distortion rate (THD): ≤4% (liner load)
• Dynamic response: 5%, 20ms (load 0-100%)
• Power factor: 0.8
• Overload (150%): 10 seconds
• Inverter efficiency: 90%
• Crest factor of output voltage: 3:1

Operating environment:

• Noise (1m): ≤50dB
• Operating temperatures: -10 to 50℃
• Humidity range: 0 to 90% RH, (non-condensation)

Altitude (m): ≤4000 (derating for higher than 1,000m)

Dimensions (D x W x H): 425 x 250 x 334mm