| SAKO SKN-S SERIES TECHNICAL PARAMETER |
|
| MODEL | SKN-S 1KW | SKN-S 2KW | SKN-S 3KW | SKN-S 4KW | SKN-S 5KW | SKN-S 6KW |
| SPECIFICATION |
| | DC INPUT |
| Input Voltage (VDC) | 12V/24V/48V | 24V/48V |
| Min DC Start Voltage (VDC) | 10V/20V | 20V/40V |
| | AC BYPASS |
| Nominal Input Voltage (VAC) | 110VAC or 230VAC | 230VAC |
| Input AC Range (VAC) | 110VAC:80~140VAC or 220VAC:165~265VAC (Wide) / 185~265VAC (Narrow) or 90~265VAC (1~3KW) | 165~265VAC (Wide), 185~265VAC (Narrow) |
| Frequency Range (Hz) | 50Hz or 60Hz (47Hz~53Hz for 50Hz)-(57Hz~63Hz for 60Hz) |
| Input Frequency (Hz) | 50Hz/60Hz (Auto Detection) |
| Bypass Output Voltage (VAC) | Same As Input Voltage |
| Bypass Output Frequency (Hz) | Same As Input Frequency |
| Pass Through Without Battery | Yes |
| Max Bypass Overload Current (A) | 10A | 30A | 40A |
| AC Efficiency | > 95% |
| Transfer Time (ms) | 20ms (Typical) |
| | CHARGER |
Charge Mode Input Voltage Range | 85~135VAC or 175~255VAC (Wide) / 195~255VAC (Narrow) | 175~255VAC (Wide) / 195-255VAC (Narrow) |
| Automatic Charge Mode | Three Stage Charge Mode:Boost CC (Constant Current Stage) → Boost CV (Constant Voltage Stage) → Float (Constant Voltage Stage) |
| Nominal Charge Voltage | According To The Battery Type Setup |
| Charge Current (A) | 70A (Maximum) |
| Charge Boost Voltage (VDC) | According To The Battery Type Setup (12V BAT:14-15.5V 24V BAT:28-31V 48V BAT:56-62V 96V BAT:112-124V) |
| Charge Floating Voltage (VDC) | According To The Battery Type Setup (12V BAT:13.3-13.7V 24V BAT: 26.6-27.6V 48V BAT:53.2-55.2V 96V BAT:106.4-110.4V) |
| Over Charge Protection | Bat.V ≥ 15.7VDC,Beeps 0.5s Every 1s & Fault After 60s (15.7V for 12V, 31.4V for 24V, 62.8V for 48V, 125.6V for 96V) |
| Charger Short Circuit Protection | Circuit Breaker |
| | INVERTER |
| Capacity (VA) | 1000 | 2000 | 3000 | 4000 | 5000 | 6000 |
| Output Power (W) | 1000 | 2000 | 3000 | 4000 | 5000 | 6000 |
| Power Factor (PF) | 1 |
| Output Voltage (VAC) | 120VAC or 230VAC (Pure Sine Wave) | 230VAC (Pure Sine Wave) |
| Output Frequency (Hz) | 50/60 ± 0.3Hz (Auto Tracking Main First Power Connection) |
| Wave From | Pure Sine Wave |
| Inversion Efficiency | > 88% |
| Over Load Capacity | (110%<Load<125%)±10%: Fault (Shutdown Output) After 15 Minutes || (125%<Load<150%) ±10%: Fault (Shutdown Output) After 60S || Load>150% ±10%: Fault (Shutdown Output) After 20S |
| Low Battery Alarm | 10.5VDC±0.3VDC for 12V Battery, 21.0VDC±0.6VDC for 24V Battery, 42.0VDC±1.2VDC for 48V Battery, 84.0VDC±2.4VDC for 96V Battery |
| Power Saver | Load ≤ 25W (Enabled On “P/S Auto” Setting Of Remote Control) |
| | AMBIENT |
| Noise (dB) | 60dB Max. |
| Temperature | 0°C to 40°C |
| Humidity | 5% to 95% |
| Sea Level (m) | ≤ 1500m |
| | DIMENSION |
| Product Size L×W×H (mm) | L438mm*W184mm*H181 mm | L608mm*W184mm*H181 mm |
| Packing Size L×W×H (mm) | L590mm*W312mm*H295 mm | L808mm*W360mm*H352 mm |
| Weight (KG) | 16.5/17.5KG | 19/20KG | 24/25KG | 34/37KG | 38.5/41.5KG | 44.5/47.5KG |
 |