EA660 50-600kVA
l Dual DSP digital control technology
l Flexible modularity and easy scalability with all hot-swappable module design
l High efficiency at low load rate: 96% at 40% rated load and 95% at 20% rated load
l High power density of 50 kVA / 3U power module
l Wide input voltage range, high grid adaptability, strong load adaptability and strong overload capability
l Small footprint (500 kVA system only 1.02 m2 footprint)
l Inbuilt integrated PDU system, easy installation and saving investment
l Input power factor > 0.99, THDi < 3%, environment friendly and high-efficiency and energy-saving
l Soft-start technology improves generator matching up to 1:1.1
l Support two modes of frequency conversion: 50 Hz input / 60 Hz output and 60 Hz input / 50 Hz output
l Intelligent hibernation design enables UPS to operate efficiently at low load rate to prolong service life and improve the system efficiency.
l Advanced parallel expansion technology, support 4 units in parallel
l Share battery pack in parallel operation, saving user’s battery cost
l Flexible charger parameter and battery configuration setting, numbers of battery 30 ~ 46 pcs selectable
l Intelligent battery management (Intelligent charge / discharge management and float charging voltage temperature compensation), extending battery lifespan
l Support battery cold start and utility self boot
l Self-aging function, easy debugging and test on site
l Fault-tolerant design for fan system: 30% load can be driven when 2 fans fail and 50% load when 1 fan fails
l Front accessible maintenance,top / bottom cable entry compatible
l Complete hardware and software protection function, robust self-diagnostic function, and abundant event log for check
l 7 inches LCD touch screen, friendly human-machine interface
l Monitoring unit with built-in SNMP, supports RS485 and dry contacts
| MODEL | EA66200 | EA66300 | EA66400 | EA66500 | EA66600 |
| Rated capacity | 200 kVA/200 kW | 300 kVA/300 kW | 400 kVA/400 kW | 500 kVA/500 kW | 600 kVA/600 kW |
| Numbers of power modules | 4 | 6 | 8 | 10 | 12 |
| Rated capacity of power module | 50 kVA | ||||
| INPUT | |||||
| Input wiring | 3 Ph + N + PE | ||||
| Rated voltage | 380 / 400 / 415 Vac | ||||
| Voltage range | 138 ~ 485 Vac (304 ~ 485 Vac without power downgrading; | ||||
| 138 ~ 304 Vac with linear downgrading 40%) | |||||
| Input frequency | 40 ~ 70 Hz | ||||
| Power factor | ≥ 0.99 | ||||
| Current distortion | < 3% | ||||
| BATTERIES | |||||
| Battery voltage | ± 240 Vdc (±180, ± 192, ± 204, ± 216, ± 228, ± 252, ± 264, ± 276 selectable) | ||||
| Number of battery | 40 pcs12 V batteries ( 30 / 32 / 34 / 36 / 38 / 42 / 44 / 46 pcs selectable) | ||||
| OUTPUT | |||||
| Output wiring | 3 Ph + N + PE | ||||
| Rated voltage | 380 / 400 / 415 Vac ± 1% | ||||
| Frequency | Synchronized with utility in mains power mode: | ||||
| 50 Hz / 60 Hz ± 0.25% in battery mode | |||||
| Power factor | 1 | ||||
| Voltage distortion | ≤ 1% with linear load / ≤ 3 % with non-linear load | ||||
| Crest factor | 3:01 | ||||
| Inverter overload capacity | 105% < load ≤ 110%: transfer to bypass in 60 min | ||||
| 110% < load ≤ 125%: transfer to bypass in 10 min | |||||
| 125% < load ≤ 150%: transfer to bypass in 1 min | |||||
| Load > 150%: transfer to bypass in 200 ms | |||||
| Bypass overload capacity | Load ≤135% for long term; < 1000% load for 100 ms | ||||
| SYSTEM | |||||
| Efficiency | 96.50% | ||||
| Max. number of parallel connections | 4 units | ||||
| Transfer time | 0 ms | ||||
| Protections | Short circuit protection, overload protection, over-temperature protection, battery low voltage protection, output over/low voltage protection, fans failure protection etc. | ||||
| Communications | RS485, dry contacts, SNMP | ||||
| Display | 7 inches LCD touch screen | ||||
| OTHERS | |||||
| Operating temperature | 0 ~ 40℃ | ||||
| Storage temperature | -40℃ ~ +70℃ | ||||
| Humidity | 0 ~ 95%(non-condensing) | ||||
| Altitude | ≤1000 m. Above 1000 m, derating 1% for each additional 100 m | ||||
| Protection level | IP 20 | ||||
| Noise level at 1 m | < 65 dB | < 68 dB | |||
| Cabinet dimensions (W x D x H) (mm) | 600 × 850 × 2000 | 1200 × 850 × 2000 | 1400 × 850 × 2000 | ||
| UPS module dimensions (W x D x H) (mm) | 440 × 620 × 130 | ||||
| Cabinet weight (kg) | 233 | 242 | 415 | 465 | 617 |
| Power module weight (kg) | 32 | ||||
Africa