Technical data KE 20-F, KE 20, KE 20-0EU, KES 20, KES 20-0EU

Nominal data

Terminal

KE 20-F

KE 20

KE 20-0EU

KES 20

KES 20-0EU

Input voltage

(power supply)

(charging circuit)

 

X01

X20

 

3 x 400 VAC, 47...63 Hz

Input current

(power supply)

 

X01

 

30 A

Input voltage

(logic supply)

X08

X09

24 VDC

Input power

(logic supply)

X08

X09

17 W

7,5 W

Efficiency

  

approx. 99 %

approx. 98 %

Power factor λ

  

approx. 0,9

> 0,98
 

Output power

X02

20 kW 1)

Max. output power

X02

40 kW for 60 s

40 kW for 10 s

Output voltage

(information: Siehe 'DC bus voltage'.)

X02

540 VDC

regulated 650 VDC
(max. 720 VDC)

Output current

X02

37 A (at 540 VDC)

31 A (at 650 VDC)
 

Regenerative feedback

  

Line-synchronous block feedback

Sine-shaped line current during feed-in and feedback

Max. generative power

(regenerative feedback)

  

40 kW for 60 s

40 kW for 10 s

Braking transistor

  

Integrated

Brake threshold

 

800 VDC

Shutdown threshold of the DC bus overvoltage

 

850 VDC

Shutdown threshold of the DC bus undervoltage

 

SEEP value typically 385 VDC

parametrization with ID32837 'DC bus voltage monitoring'

External brake resistor

X03

min. 20 Ohm
 

Protective/

monitoring functions

  

Line overcurrent (I2t), protection system - charging resistor,

Short circuit, external braking resistor,

Excess temperature, heat sink and external brake resistor

Fieldbus connection

X236
X237

ACC bus

-

ACC bus

-

X85
X86

-

-

Real-time Ethernet

-

Real-time Ethernet
 

Interference filter

(EN 61800-3, table 11)

  

Integrated

External

Cooling

  

Integrated

External air and liquid cold plate

Charging circuit,
main contactor

  

External
 

Max. cold plate or ambient temperature

  

 

40 °C

Module width

  

86 mm

85 mm

Weight

  

4.2 kg

1)

In applications of decentralized drives or compact inverters with a module width of 55 mm reduces the output power to 17 kW.