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EP3000 Series Low Frequency Pure sine wave Inverter (8-12KW) EP3000 Series Low Frequency Pure sine wave Inverter (8-12KW)

Low Frequency Pure Sine Wave Inverter

EP3000 Series (8-12KW)

Features:
  • Rated Power 8KW to 12KW
  • Pure sine wave output
  • Max 100A automatic 3-stage battery charger
  • Charge current is Adjustable(25% ,50% ,75%, 100%)
  • Built-in pure copper UI transformer
  • Automatically send signal to start generator
  • DC Start & Automatic Self-Diagnostic Function
  • Supprting RS485 communication and BTS & AGS Port
  • Battery/AC priority(option)

Inverter Battery Cable(Optional):

DC Wiring recommendation

It is suggested the battery bank be kept as close as possinle to the inverter. The following cable is a suggested wiring option for 1 meter DC cable.

Please find the following minimum wire size. In case of DC cable longer than 1m, please increase the cross section of cable to reduce the loss.

Model Battery Voltage Wire gage/Min Model Battery Voltage Wire gage/Min
0-1.0m 0-1.0m
8KW 48VDC 2*2AWG 10KW 48VDC 2*1AWG
12KW 48VDC 3*2AWG      
Where to Buy?

Overview

3-stage Battery Charger

Max 100A automatic 3-stage battery charger.

Battery Protection

Low battery, overload, and high battery, over temperature protection.

RS485

RS485/CAN communication port.


LCD/LED Display Information

1. Power saver on/off switch
2. AC Charger current Setting
3. Inverter indicator
4. Grid indicator
5. LCD display
6. Battery Voltage Setting
7. Charging indicator
8. Fault indicator
9. Function


Figure 1 Back Panel Information

10. Remote port
11. Function Switch(SW1-SW5)
DIP Switches
On the rear panel of inverter, there are 5 DIP switches which enable users to customize the performance of the device.
Table 2.5.11 dip switch function setting

DIP switch NO. Switch function Position:0 Position :1
SW1 Low battery trip volt 10.0VDC 10.5VDC
*2 for 24VDC, *4 for 48VDC
SW2 AC input range 230VAC HV 197-255VAC/(184-272VAC) 167-255VAC/(154-272VAC)
SW3 Power saver auto setting Detect load per 5secs Detect load per 30secs
SW4 O/P frquency setting 50Hz 60Hz
SW5 Battery/AC priority setting Battery priority Utility priority

12. BAT”-“ / BAT”+”
13. RS485/CAN communication port
14. AC input/Bypass breaker
15. AC output breaker
16. FAN
17. BTS
18. AGS
19. AC input
20. AC output
21. Ground



Solar System Connection

Low frequency pure sine wave combined inverter & charger EP3000 Series 8-12kw:Quiet, high efficiency operation Front panel LED+ LCD indicators and adjustable switch selectors Selectable settings for flooded lead acid, gel, or absorbed glass mat (AGM) batteries.Main for home and office Appliance such as TV,refrigerator,fan,lights,computer etc.

Specification

MODEL EP30-8KW EP30-10KW EP30-12KW
Default Battery System Voltage 48VDC 48VDC 48VDC
INVERTER OUTPUT
Continuous output power 8.0KW 10.0KW 12.0KW
Surge rating (20ms) 24.0KW 30.0KW 36.0KW
Capable Of Starting Electric Motor 4HP 5HP 6HP
Output waveform Pure sine wave/ same as input (bypass mode)
Inverter Efficiency(Peak) >88%
Line mode efficiency >95%
Power factor 1.0
Nominal output voltage RMS 220V/230V/240VAC(+/-10% RMS)
Output frequency 50Hz/60Hz +/-0.3 Hz
Short circuit protection Yes (1sec after fault)
Typical transfer time 10ms(max)
AC INPUT
Voltage 230VAC
Selectable Voltage Range 155~280VAC(For Personal Computers)
Frequency Range 50HZ/60HZ (Auto sensing)
BATTERY
Minimum start voltage 20.0VDC/21.0VDC for24VDC mode (40.0VDC/42.0VDC for 48VDC mode)
Low battery alarm 21.0VDC+/-0.3V for 24VDC mode (42.0VDC+/-0.6V for 48VDC mode)
Low battery Cutoff 20.0VDC+/-0.3V for 24VDC mode (40.0VDC+/-0.6V for 48VDC mode)
High voltage alarm 32.0VDC+/-0.3V for 24VDC mode (64.0VDC+/-0.6V for 48VDC mode)
High battery voltage recover 31.0VDC+/-0.3V for 24VDC mode (62.0VDC+/-0.6V for 48VDC mode)
Idle consumption-search mode <35W when power saver on
CHARGER
Output voltage Depends on battery type
Charger AC input breaker rating 40A 50A 63A
Max charge power rate 1/3 Rating power
Overcharge protection S.D. 62.8VDC
Maximum Charge Current 70A 80A 100A
BTS
Temperature rate @25°C 4mv charging voltage descent, per 1°C rise
BYPASS & PROTECTION
Input voltage waveform Sine wave (grid or generator)
Nominal voltage 220V/230V/240VAC
Max input AC voltage 300VAC for 230VAC HV mode
Nominal input frequency 50Hz or 60Hz
Overload protection (SMPS load) Circuit breaker
Output short circuit protection Circuit breaker
Bypass breaker rating 80A
Max bypass current 80Amp
MECHANICAL SPECIFICATIONS
Mounting Wall mount
Inverter dimensions (W*H*D) 670*410*215mm
Inverter weight (solar chg) KG 67.5 74 74
Shipping dimensions(W*H*D) 802*533*429.5mm
Shipping weight (solar chg) KG 87 93.5 93.5
OTHER
Operation Temperature Range 0°C to 40°C
Storage Temperature -15°C to 60°C
Audible Noise 60dB MAX
Display LED+LCD
Loading(20GP/40GP/40HQ) 200pcs / 400pcs / 500pcs

Approximate Back-up Time Table

Power Rate(w) backup time(H) @4*100Ah backup time(H) @4*200Ah backup time(H) @8*200Ah
8000 0.1922 0.8408 1.4
10000 0.1367 0.4784 1.0936
12000 0.1392 0.3417 0.8544

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