High-voltage Inverter

Medium-voltage Inverter

ES9000 high voltage inverter is Shenzehn cumark new technology co.,ltd Over the years dedicated to power electronics、On the basis of research and application of electric drive technology,The application of the most advanced magnetic flux optimized space vector sine wave SPWM control technology,Design of high reliability products. ES9000 high voltage inverter product voltage level covers 3.3kV /6kV/6.6KV/10KV /11KV etc.

    ES9000 high voltage inverter is Shenzehn cumark new technology co.,ltd Over the years dedicated to power electronics、On the basis of research and application of electric drive technology,The application of the most advanced magnetic flux optimized space vector sine wave SPWM control technology,Design of high reliability products. ES9000 high voltage inverter product voltage level covers 3.3kV /6kV/6.6KV/10KV /11KV etc.


High-voltage Input

Voltage range

6kv(-20%+15%)10kv(-20%+15%)

Frequency range

50/60Hz ±10%

High-voltage Output

Voltage output

06kv, 010kv

Output frequency and accuracy

050/60Hz, 0.01Hz

Output wave

Multi-level PWM sinusoidal wave ,THD<4%

Performance

Efficiency

Inverter rates >98.5% at rated load

Inverter rates >97% with the transformer included

Power factor

>0.95 at whole speed regulation range

>0.97 at rated load

Output overload capacity

110%,it can long time stably running,

120%/1min,150%/2s, 160% instantaneously protect

Allowed power loss time

200ms, it will be longer for light load

Mean time between failures

>100000h

Control

Control mode

Magnetic optimized space vector control

Acceleration time

1-3600s

DI/DO

11/10

Analog Input

4

Analog Output

3

Communication

RS485, optical Profibus-DP

Control power supply

Single phase 220VAC ,5kvA

Excitation control

(Specialized  for

synchronous motor)

 

 

Control mode

Automatically excitation regulation

Manul  excitation regulation

Multi-refference excitation regulation

External excitation regulation

Environment

Application site

Indoor, free of direct sunshine, dusts, corrosive gases, flammable gases, oil mist,water vapor, drip or salts

Ambient temperature

040

Storage temperature

-40℃—+70

Ambient humidity

<90% (no condensation)

Altitude

<1km,When the altitude is above 1km ,the rated power should be reduced to use.

Others

Protection function

Overcurrentoverloadshort-circuitinstantaneously power lossInput/Output phase lossover-voltageunder-voltageAC Drive over-heat Transformer over-heatexternal fault stoppower unit auto-bypass

Cooling method

Forced air cooling

User interface

Chinese operation panel,

Protection level

IP31

Noise

<75dB(A)



No.

Item

Specifications

1

Ambient temperature

Indoors:0℃~+40 ,  Outdoors: no limit

2

Ambient humidity

Less than 50% at the highest temperature(40 ).

Less than 90% at low temperature.

No condensation when the temperature changes.

3

Altitude

Normally below 1km(No direct sunshine ,no flammable gas and oil).

4

Air pressure

Usuanlly in the range of 860-1060hpa.

5

Vibration

Under 0.1g(9Hz-200Hz)total vibration under 0.1mm

6

Indoor dust

The indoor dust should eaqual to the outdoor air dust ,especially the iron dust,organosilicone ,etc, conductive dust are not allowed.

7

Corrosive factors

Corrosive factors

Concentration and content

Corrosive gas

 H2S

Below  0.001PPM 

 SO2

Below 0.05 PPM 

 Cl2

Below 0.1PPM 

 NH3

Below 0.1PPM 

 NO2

Below 0.02 PPM 

 NOx

Below 0.02 PPM 

 O3

Below 0.002 PPM 

 HCl 

Below (HCl1)0.1mg/m3



Electiricity industry

Metallurgical industry

Petrochemical industry

Water treatment industry

Cement industry

Nonferrous metals industry

Chemical industry

Wood manufacturing industry