CHV1140 Series (Frequency Inverter 1140V) |
Range : 22~2800KW
Voltage : 3Ph AC 690/1140V -15%~15%
Typical application:
Mining, Oil field, Screed transportation machine, Fan
Main technical features:
- Output frequency: 0.00 ~ 400.00Hz
- Efficiency: >98% (at rated power)
- Control mode: Sensorless vector control (SVC), V/F control
- Overload capacity: 150% rated current for 60 s
- Speed accuracy: ±0.5% max. speed (SVC)
- Speed adjusting range: 1:100
- Multi-steps speed control: 16 steps
- SVPWM optimized modulation technology in conjunction with the professional
waveform processing circuit reduces the heat dissipation by over 1/3 and improves the stability
- Digital input: 6 (1 high speed pulse input)
- Digital output: 1
- Relay output: 2
- Analogue input: 2
- Analogue output: 1
- Automatic voltage regulation (AVR): Maintain output voltage stable when input voltage fluctuate
- Built-in PID control
- Multi-functional Quick/Jog key: Access common used parameter quickly
- SHIFT key: Scroll common used parameter circularly
- Speed trace function
- Non-stop function while instantaneous power failure
- Ambient temperature: -10~40 degree
- Relative humidity: <95%, no condensation allowed
- Altitude: 0~1000 m, 1000~4000 m with derating
- 30 kinds of protection function
Special function:
- Photoelectric isolation:Applied to control and driving circuit to achieve accurate signal collection and control as well as protection in case of any faults
- Customized water-cooling, heat pipe and explosion-proof inverters available
- SVPWM optimized modulation technology work with special waveform driving circuit to decrease more than 1/3 dissipation, ensure products reliability and prolong product life.
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