DIGITAL UPS
KUKJE ELECTRIC. MFG. CO., LTD.
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New Technology DIGITAL UPS
Comparison between features of existing UPS and new technology equipment
KUKJE ELECTRIC DIGITAL UPS | Domestic third-party products OTHER | |
Control type | 100% microprocessor control | Partially digital control |
Power factor | 0.99 or higher | Approximately 0.80 |
Efficiency | Operating efficiency of 95% or higher | Approximate operating efficiency of 85% |
Method of operation | IGBT PWM Control type | Analog SCR control |
Nonlinear load characteristics | Supports with almost no voltage fluctuation under nonlinear load | Output voltage Drops to about 80% under nonlinear load |
UPS digital control technology
- Input high power factor (PF): 99% or more
- Input reverse harmonic current: 5% or less
- Can be operated with generator
- High efficiency
- Charging method to extend battery life
- Provides convenient remote supervisory, control and monitoring
- Low operating cost: high efficiency and ECO-MODE function
- Compact and lightweight
Calculation of loss with existing equipment
Approximately 10%p higher on overall efficiency compared to existing equipment
➞ Difference in annual loss electricity cost
10 KVA × 0.9 (load power factor) × (0.95-0.85) × 24H × 365 days × 92 won (KW) = 725,327 won
KRW 3.6 billion annually based on 5,000 compact-sized equipment in Korea (power consumption: 39,420 MW)
KRW 3.6 billion annually based on 5,000 compact-sized equipment in Korea (power consumption: 39,420 MW)