KR33 Series 300-1200kVA
· Computer room
· Data center
· Precision instrument
· Commercial facility
· Intelligent equipment
· Telecom system
· Industry
Advanced Technology
● Three level inverter technology
● Support parallel mode up to 9.6MVA
● External input/output transformer connection
Green Power
● High AC/AC efficiency up to 97%
● ECO mode efficiency up to 99%
● High power factor up to 1
● Low THDi ≤2%
Flexible Design
● Common battery bank sharing in parallel system
● Multiple communication interface
● 3-stage battery charging mode
● Self-load test function without load enables onsite commission
● Common bypass cabinet
● External input and output isolation transformer
| Items | KR33300 | KR33400 | KR33500 | KR33600 | KR33800 | KR331000 | KR331200 |
|---|---|---|---|---|---|---|---|
| INPUT | |||||||
| Rate Voltage | 380/400/415 | ||||||
| Voltage Range | 228-477 (-40%~+25%) | ||||||
| Phase | 3Ph+N+PE | ||||||
| Frequency Range (Hz) | 50/60±10% (±5% settable) | ||||||
| Power Factor | ≥ 0.99 | ||||||
| THDi | <3% (linear load) | ||||||
| OUTPUT | |||||||
| Input Voltage (Vac) | 380/400/415 (-25%~+20% ) | ||||||
| Frequency Range | 50/60Hz±10% (±5% optional) | ||||||
| Phase | 3Ph+N+PE | ||||||
| OUTPUT | |||||||
| Output Voltage (Vac) | 380/400/415±1% | ||||||
| Frequency (Hz) | 50/60±0.5% | ||||||
| THDv | <1% (linear load), <3% (non-linear load) | ||||||
| PF | 0.9 (1.0 optional) | ||||||
| Max. Efficiency | 97% | ||||||
| Phase | 3Ph+N+PE | ||||||
| Overload | 110% load for 60 min, 125% load for 10 min, 150% load for 1 min, about 150% will transfer to bypass after 1s | ||||||
| BATTERY | |||||||
| Voltage (Vdc)* | 480 (12V battery from 32 to 44 cells settable) | 528 (12V battery from 32 to 48 cells settable) | |||||
| Charging Current (A) | 25-100 | 25-200 | |||||
| Battery Management | Self-load test function | ||||||
| OTHER | |||||||
| Communication Interface | RS232, RS485, Dry contact, MODBUS, SNMP (optional) | ||||||
| Display | 7-inch touch screen+LED | ||||||
| Operating Temperature (℃) | -5~40 | ||||||
| Alarm | Input abnormal, battery low-voltage, output overload, UPS failure | ||||||
| Protection | Short-circuit, overload, over-temperature, battery under voltage, input under voltage | ||||||
| IP | IP20 | ||||||
| Noise (dB) | <75 | ||||||
| Altitude (m) | 1500 | ||||||
| Dimension (W×D×H) (mm) | 1000×900×1950 | 1400×900×1950 | 1900×900×1950 | 3000×900×1950 | |||
| Weight (kg) | 750 | 1100 | 1450 | 2400 | |||
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