KR33 Series 300-1200kVA

Green Power

Input PF >0.996 and THDi<2%, less power pollution and lower TCO
AC/AC efficiency up to 97%, less operation cost and more energy saving
ECO mode efficiency up to 99%
Output power factor up to 1, more powerful to connect more critical loads
Compliance with RoHS standard, innocuous and environmental friendly
Design in accordance to International EMC and Safety standard
3 level IGBT technology for higher efficiency and minimized interference to grid

Super wide input voltage range -40%~+25% for higher grid adaptability
Dual DSP control for high performance
Intelligent fan speed control reduce noise and prolongs fan life
Anti-corrosion resistant coating for all PCB boards
Full protection with input, output, bypass, maintenance bypass and battery breaker
ECO mode and EPO function

Support parallel mode up to 9.6MVA
Input and output isolation transformer
Battery under-voltage protection, overload protection, short-circuit protection, over-temperature protection, input over-voltage protection
Reduce noise to lower than <75db
Output voltage and ECO mode are selectable via LCD
25~200A charging current settable via software
Options are displayed in 7 languages: English, Russian, Chinese, Spanish, Polish, Italian and Korean

Items	KR33300	KR33500	KR33800	KR331000
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	≤ 2% full load, ≤ 4% half load, ≤ 5% 30% 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	Pure sine wave, THD<1% (linear load), THD<3% (nonlinear 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
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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