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Low Frequency Power Inverter

EP3000 Series Low Frequency Pure Sine Wave Inverter (1-6KW)

Low frequency pure sine wave combined inverter & charger. EP3000 Series 1-6kw:Quiet, high efficiency operation. Front panel LED/LCD indicators and adjustable switch selectors. Selectable settings for flooded lead acid, gel, absorbed glass mat (AGM) batteries.Main for home and office appliance such as TV,refrigerator,fan,lights,computer etc.



Pure Sine Wave

Pure Sine WavePure sine wave output.

Compatible generator

Compatible GeneratorCompatible to mains voltage or generator power.

Charge Current

Charge CurrentCharge current is Adjustable(25% ,50% ,75%, 100%).

LCD/LED Display Information

LCD/LED Display Information

Figure 1 Top Panel

1. SwitchPower saver auto: Power on with saver mode(power saver ≤ 25W)
Unit Off: Power totally off(If there is AC power,inverter have charger function)
Power saver off: Power on without saver mode

2. AC charge
3. AC power on
4. Inverter mode
5. Fault
6. Charge current adjustable:25%,50%,75%,100%
7. Battery type selector
8. LCD display

LCD/LED Display Information

Figure 2 Top Panel

1. Remote control
2. Battery input
3. Boat’s earth or bonding system or vehicle chassis

LCD/LED Display Information
LCD/LED Display Information

LCD/LED Display Information

Figure 3 Top Panel

4. Output 10 MAX
5. Charger Input Protect
6. Inverter Output Protect
7. AC Power (input/output)

Inverter System Connection

Inverter System Connection

  • Wide input voltage range
  • Built in AVR
  • LED/LCD option
  • Super transformer
  • Max charge current 25A
  • Generator compatibly
  • 35A ~70A automatic 3-stage battery charger
  • Charge current is Adjustable(25% ,50% ,75%, 100%)
  • Inbuilt pure copper transformer
  • Low voltage, overload, and high voltage, over temperature protection
  • Battery/AC priority(option)
  • RS232/Remote switch(option)
  • Generator compatible


Default Battery System Voltage12V24V12V24V12V24V12V24V48V24V48V24V48V24V48V
Rated Power1000W1500W2000W3000W4000W5000W6000W
Surge Rating (20ms)3000VA4500VA6000VA9000VA12000VA15000VA18000VA
Capable Of Starting Electric Motor1HP2HP3HP
WaveformPure sine wave/ same as input (bypass mode)
Nominal Output Voltage RMS100V/110V/120VAC or 220V/230V/240VAC220V/230V/240VAC
Output Voltage Regulation+/-10% RMS
Output Frequency50Hz/60Hz +/-0.3 Hz
Inverter Efficiency(Peak)>88%
Line Mode Efficiency>95%
Power Factor1.0
Typical Transfer Time10ms(max)
Selectable Voltage Range96~132VAC or 155~280VAC(For Personal Computers)155~280VAC(For Computers)
Frequency Range50Hz/60Hz (Auto sensing) 40-80Hz
Minimum Start Voltage10.0VDC /10.5VDC for12VDC mode (*2 for 24VDC, *4 for 48VDC)
Low Battery Alarm10.5VDC+/-0.3V for12VDC mode (*2 for 24VDC, *4 for 48VDC)
Low Battery Cutoff10.0VDC+/-0.3V for12VDC mode (*2 for 24VDC, *4 for 48VDC)
High Voltage Alarm16.0VDC+/-0.3V for12VDC mode (*2 for 24VDC, *4 for 48VDC)
High Battery Voltage Recover15.5VDC+/-0.3V for12VDC mode (*2 for 24VDC, *4 for 48VDC)
Idle Consumption-Search Mode<25W when power saver on
Output VoltageDepends on battery type
Charger AC Input Breaker Rating10A30A40A
Overcharge Protection S.D.15.7VDC for 12VDC mode (*2 for 24VDC, *4 for 48VDC)
Maximum Charge Current35A20A45A25A65A35A75A45A30A65A35A70A40A75A50A
Input Voltage WaveformSine wave (grid or generator)
Nominal Input Frequency50Hz or 60Hz
Overload Protection (SMPS Load)Circuit breaker
Output Short Circuit ProtectionCircuit breaker
Bypass Breaker Rating10A30A40A
Max Bypass Current10Amp30Amp40Amp
MountingWall mount
Dimensions (W*H*D)423*224*180597*224*181
Net Weight (kg)15.71816.215.520.319.125.323.72437.234.844.154444.1544
Shipping Dimensions(W*H*D)570*315*300755*319*288
Shipping Weight (kg)18.320.61918.123.121.828.126.526.540.838.44847.84847.8
Operation Temperature Range0°C to 40°C
Storage Temperature-15°C to 60°C
Audible Noise60dB MAX
Loading(20GP/40GP/40HQ)450pcs / 850pcs / 1000pcs300pcs / 650pcs / 800pcs

Approximate Back-up Time Table

Power Rate(w)backup time(H) @1*100Ahbackup time(H) @2*100Ahbackup time(H) @4*100Ahbackup time(H) @4*200Ahbackup time(H) @8*200Ah
4000 0.21360.48061.6023.50304
5000 0.128160.341761.196162.73408
6000 0.10680.28480.85442.136
  • Brochure: EP3000-1-6K.pdf Download
  • User Manual: 420-00102-02-EP3000-1-6K.pdf Download
  • Certificates: EP3000-12V24V48V-PHOENIX-TESTLAB-13-112924A-CE.pdf Download
  • Certificates: EP3000-12V24V48V-SONCAP-CERTIFICATE-2015-2016.pdf Download
  • Certificates: EP3000-12V24V48V-SONCAP-CERTIFICATE-2016-2017.pdf Download
  • Certificates: EP3000-12V-EMC-TEST-REPORT-ES101214115E.pdf Download
  • Certificates: EP3000-12V-ES101214115E-EMC-CE.pdf Download
  • Certificates: EP3000-12V-LVD-TEST-REPORT-EN60950-1-ES101214112S.pdf Download
  • Certificates: EP3000-12V-SONCAP-CERTIFICATE.pdf Download
  • Certificates: EP3000-12V-TEST-REPORT-IEC60950-1-ES101214112S-3.pdf Download
  • Certificates: EP3000-24V-EMC-TEST-REPORT-ES101214116E.pdf Download
  • Certificates: EP3000-24V-ES101214116E-EMC-CE.pdf Download
  • Certificates: EP3000-24V-LVD-TEST-REPORT-EN60950-1-ES101214113S.pdf Download
  • Certificates: EP3000-24V-SONCAP-CERTIFICATE.pdf Download
  • Certificates: EP3000-24V-TEST-REPORT-IEC60950-1-ES101214113S-3.pdf Download
  • Certificates: EP3000-48V-EMC-TEST-REPORT-ES101214117E.pdf Download
  • Certificates: EP3000-48V-ES101214117E-EMC-CE.pdf Download
  • Certificates: EP3000-48V-LVD-TEST-REPORT-EN60950-1-ES101214114S.pdf Download
  • Certificates: EP3000-48V-SONCAP-CERTIFICATE.pdf Download
  • Certificates: EP3000-48V-TEST-REPORT-IEC60950-1-ES101214114S-3.pdf Download
  • Certificates: EP3000-AGC-EMC-Test-Report.pdf Download
  • Certificates: EP3000-AGC-Safety-Test-Report.pdf Download
  • Certificates: EP3000C-24V-TEST-REPORT-IEC60950-1-ES101214113S-2.pdf Download
  • Certificates: EP3000C-24V-TEST-REPORT-IEC60950-1-ES101214113S-3.pdf Download
  • Certificates: EP3000C-48V-TEST-REPORT-IEC60950-1-ES101214114S-2.pdf Download
  • Certificates: EP3000C-48V-TEST-REPORT-IEC60950-1-ES101214114S-3.pdf Download
  • Software: Download