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Model | JK10KVA | JK15KVA | JK20KVA | JK30KVA | JK40KVA | JK50KVA | |||||||
Rated power | 8KW | 12KW | 16KW | 24KW | 32KW | 40KW | |||||||
Power factor | >0.8 | ||||||||||||
Display | LED | Including the state of input, inverter, bypass and battery | |||||||||||
LCD | Input & output voltage, frequency, battery voltage, present of loads, internal humidity | ||||||||||||
Rectifier | Input nominal voltage | 380VAC | |||||||||||
Range | ±25% three phase four wires input | ||||||||||||
Input nominal frequency | 50/60Hz±5% | ||||||||||||
Output wave form | Pure sine wave | ||||||||||||
Charger | Charge mode | Constant current first, then constant voltage; floating charging and Equalized Charging automatically convert | |||||||||||
Floating charge voltage | 432VDC | ||||||||||||
Equalized Charge voltage | 464VDC | ||||||||||||
Charge current | 1-10A(user adjustable) | ||||||||||||
Battery | Battery type | free-maintenance, lead-acid battery, 2V battery; gel type battery | |||||||||||
DC voltage | 384VDC | ||||||||||||
Battery capacity | Unit 7-999AH optional ( different capacity, difference charge current) | ||||||||||||
Inverter | Nominal voltage | 380VAC | |||||||||||
Output voltage stability | ±1%(Steady-state load) ±5%(Load fluctuations) | ||||||||||||
Frequency stability | 50/60Hz±0.5% | ||||||||||||
Crest factor | >3:1 | ||||||||||||
THD | pure sine wave <3%(linear load) | ||||||||||||
overload capability | 110%300mins 125% 10mins 150%1mins | ||||||||||||
Efficiency | >97%(With copper transformer) | ||||||||||||
Bypass | Rated voltage | 380VAC | |||||||||||
Bypass voltage range | 380V±20%(10%15%20% adjustable) | ||||||||||||
Rated frequency | 50/60Hz auto identification | ||||||||||||
Bypass frequency range | ±20%(±1% to ±5% adjustable) | ||||||||||||
Transfer time | 0ms | ||||||||||||
Protection Function | Input protection | overrun high or low input, overrun frequency | |||||||||||
Output protection | overcurrent, short circuit, low power factor | ||||||||||||
Battery protection | over charge, over discharge protection | ||||||||||||
Temperature protection | environmental overheating, inverter over temperature protection | ||||||||||||
hardware fault protection | Auxiliary power anomaly, circuit breaker tripping, fuses disconnect and the power device over-current voltage protection | ||||||||||||
Environment | Ambient temperature | 0-400C | |||||||||||
Cooling mode | forced ventilation | ||||||||||||
Surge capacity | (0/700µs,5KV) 8/20µs,20KA | ||||||||||||
Noise dB | 58dB-70dB | ||||||||||||
Protection class | IP21 | ||||||||||||
Security capability | Input and output electrical resistance to ground 3000VAC, leakage less than 3.5mA, insulation resistance> 2mW (500VDC) | ||||||||||||
GENERAL | Dimension (mm) | 555*725*1120 | |||||||||||
Net Weight(Kgs) | 212 | 244.5 | 255.5 | 301.5 | 350 | 400 | |||||||
Option | Display | Touch Panel | |||||||||||
Communication interface | RS232;dry contact interface; remote control(SNMP) | ||||||||||||
Redundancy & Parallel | serial hot backup or redundancy & parallel | ||||||||||||







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