
Motor reactor
MDB
Typ MDB 400/6,3 MDB 400/9,4 MDB 400/13 MDB 400/16 MDB 400/24 MDB 400/30
Operating data
Rated voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac
Voltage range 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac
Rated current 6.30 A 9.40 A 13.00 A 16.00 A 24.00 A 30.00 A
for motor rated output approx. 2.20 kW 4.00 kW 5.50 kW 7.50 kW 11.00 kW 15.00 kW
Inductance 2.000 mH 0.900 mH 0.900 mH 0.900 mH 0.450 mH 0.450 mH
Rated frequency 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz
Switching frequency 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz
Environment
Ambient temperature max. 40 °C 40 °C 40 °C 40 °C 40 °C 40 °C
Safety and protection
Type
Open type Open type Open type Open type Open type Open type
Insulation class
F F F F F F
Protection index
IP 00 IP 00 IP 00 IP 00 IP 00 IP 00
Safety class (prepared)
I I I I I I
Test voltage 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz
Order numbers
Order Number MDB 400/6,3 MDB 400/9,4 MDB 400/13 MDB 400/16 MDB 400/24 MDB 400/30
Terminal and mounting
Terminals phase
Screw clamp, 2.5 mm² Screw clamp, 2.5 mm² Screw clamp, 4 mm² Screw clamp, 10 mm² Screw clamp, 10 mm² Flat copper
Terminals PE
Bolt, M4 Bolt, M4 Bolt, M4 Bolt, M4 Bolt, M4 Bolt, M6
Fixing method Fixing rail Fixing rail Fixing rail Fixing rail Fixing rail Fixing rail
Fixing screws
M5 M5 M5 M6 M6 M6
Measures and weights
Weight 4.50 kg 4.50 kg 5.50 kg 10.00 kg 10.00 kg 11.20 kg
Dimension picture (in mm)
1 1 1 1 1 2
A 155 155 155 190 190 210
B 70 70 85 115 115 130
C 160 160 160 193 193 -
D 130 130 130 170 170 175
E 55 55 70 75 75 95
F 128 128 128 155 155 182
G 75 75 90 100 100 115
H 10 10 10 12.5 12.5 10
Reactors / EMI filters
Motor reactors
3
Motor reactor
MDB
General Data
Rated voltage 3 x 400 Vac
Rated current 6.3 - 176 A
For motor rated output 2.2 - 90 kW
For switching frequencies of 2 to 6 kHz
Rated frequency from 0 to 120 Hz
Insulation class F
Maximum ambient temperature 40 °C
Degree of protection IP 00
Advantages
High damping of edge steepness
High damping of inverter switching frequency
Reduction of leakage current
Long shielded cable lengths possible
High efficiency
Very good corrosion protection and low noise thanks to vacuum
impregnation
StandardsZ
Output reactor for frequency inverter
DIN EN 61558-2-20, IEC 61558-2-20
Subject to change
572
Approvals J Z

Reactors / EMI filters
1.1
1.2
5.1
1.3
2.1
2.2
3.1
3.2
3.3
5.2
4.0
Motor reactors
3
Motor reactor
MDB
Typ MDB 400/6,3 MDB 400/9,4 MDB 400/13 MDB 400/16 MDB 400/24 MDB 400/30
Operating data
Rated voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac
Voltage range 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac
Rated current 6.30 A 9.40 A 13.00 A 16.00 A 24.00 A 30.00 A
for motor rated output approx. 2.20 kW 4.00 kW 5.50 kW 7.50 kW 11.00 kW 15.00 kW
Inductance 2.000 mH 0.900 mH 0.900 mH 0.900 mH 0.450 mH 0.450 mH
Rated frequency 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz
Switching frequency 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz
Environment
Ambient temperature max. 40 °C 40 °C 40 °C 40 °C 40 °C 40 °C
Safety and protection
Type
Insulation class
Protection index
Safety class (prepared)
Test voltage 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz
Order numbers
Order Number MDB 400/6,3 MDB 400/9,4 MDB 400/13 MDB 400/16 MDB 400/24 MDB 400/30
Terminal and mounting
Terminals phase
Terminals PE
Fixing method Fixing rail Fixing rail Fixing rail Fixing rail Fixing rail Fixing rail
Fixing screws
Measures and weights
Weight 4.50 kg 4.50 kg 5.50 kg 10.00 kg 10.00 kg 11.20 kg
Dimension picture (in mm)
A 155 155 155 190 190 210
B 70 70 85 115 115 130
C 160 160 160 193 193 -
D 130 130 130 170 170 175
E 55 55 70 75 75 95
F 128 128 128 155 155 182
G 75 75 90 100 100 115
H 10 10 10 12.5 12.5 10
Open type Open type Open type Open type Open type Open type
F F F F F F
IP 00 IP 00 IP 00 IP 00 IP 00 IP 00
I I I I I I
Screw clamp, 2.5 mm² Screw clamp, 2.5 mm² Screw clamp, 4 mm² Screw clamp, 10 mm² Screw clamp, 10 mm² Flat copper
Bolt, M4 Bolt, M4 Bolt, M4 Bolt, M4 Bolt, M4 Bolt, M6
M5 M5 M5 M6 M6 M6
1 1 1 1 1 2
Dimension pictures
Subject to change
573

Motor reactor
MDB
Typ MDB 400/150 MDB 400/176
Operating data
Rated voltage 3 x 400 Vac 3 x 400 Vac
Voltage range 0 - 3 x 500 Vac 0 - 3 x 500 Vac
Rated current 150.00 A 176.00 A
for motor rated output approx. 75.00 kW 90.00 kW
Inductance 0.050 mH 0.050 mH
Rated frequency 0 - 120 Hz 0 - 120 Hz
Switching frequency 2 - 6 kHz 2 - 6 kHz
Environment
Ambient temperature max. 40 °C 40 °C
Safety and protection
Type
Open type Open type
Insulation class
F F
Protection index
IP 00 IP 00
Safety class (prepared)
I I
Test voltage 2500 Vac, 50 Hz 2500 Vac, 50 Hz
Order numbers
Order Number MDB 400/150 MDB 400/176
Terminal and mounting
Terminals phase
Flat copper Flat copper
Terminals PE
Bolt, M8 Bolt, M8
Fixing method Fixing rail Fixing rail
Fixing screws
M8 M8
Measures and weights
Weight 24.30 kg 27.50 kg
Dimension picture (in mm)
2 2
A 240 240
B 141 165
C - -
D 190 190
E 105 129
F 205 205
G 131 155
H 13 13
Reactors / EMI filters
Motor reactors
3
Motor reactor
MDB
Typ MDB 400/39 MDB 400/46 MDB 400/61 MDB 400/72 MDB 400/91 MDB 400/110
Operating data
Rated voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac
Voltage range 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac 0 - 3 x 500 Vac
Rated current 39.00 A 46.00 A 61.00 A 72.00 A 91.00 A 110.00 A
for motor rated output approx. 18.50 kW 22.00 kW 30.00 kW 37.00 kW 45.00 kW 55.00 kW
Inductance 0.300 mH 0.150 mH 0.100 mH 0.050 mH 0.050 mH 0.050 mH
Rated frequency 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz 0 - 120 Hz
Switching frequency 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz 2 - 6 kHz
Environment
Ambient temperature max. 40 °C 40 °C 40 °C 40 °C 40 °C 40 °C
Safety and protection
Type
Insulation class
Protection index
Safety class (prepared)
Test voltage 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz 2500 Vac, 50 Hz
Order numbers
Order Number MDB 400/39 MDB 400/46 MDB 400/61 MDB 400/72 MDB 400/91 MDB 400/110
Terminal and mounting
Terminals phase
Terminals PE
Fixing method Fixing rail Fixing rail Fixing rail Fixing rail Fixing rail Fixing rail
Fixing screws
Measures and weights
Weight 11.30 kg 10.30 kg 10.30 kg 10.30 kg 10.30 kg 20.00 kg
Dimension picture (in mm)
A 210 210 210 210 210 240
B 130 120 120 120 120 131
C - - - - - -
D 175 175 175 175 175 190
E 95 85 85 85 85 95
F 182 182 182 182 182 205
G 115 105 105 105 105 121
H 10 10 10 10 10 13
Open type Open type Open type Open type Open type Open type
F F F F F F
IP 00 IP 00 IP 00 IP 00 IP 00 IP 00
I I I I I I
Flat copper Flat copper Flat copper Flat copper Flat copper Flat copper
Bolt, M6 Bolt, M6 Bolt, M6 Bolt, M6 Bolt, M6 Bolt, M8
M6 M6 M6 M6 M6 M8
2 2 2 2 2 2
Dimension pictures
Subject to change
574

Reactors / EMI filters
1.1
1.2
5.1
1.3
2.1
2.2
3.1
3.2
3.3
5.2
4.0
Motor reactors
3
Motor reactor
MDB
Typ MDB 400/150 MDB 400/176
Operating data
Rated voltage 3 x 400 Vac 3 x 400 Vac
Voltage range 0 - 3 x 500 Vac 0 - 3 x 500 Vac
Rated current 150.00 A 176.00 A
for motor rated output approx. 75.00 kW 90.00 kW
Inductance 0.050 mH 0.050 mH
Rated frequency 0 - 120 Hz 0 - 120 Hz
Switching frequency 2 - 6 kHz 2 - 6 kHz
Environment
Ambient temperature max. 40 °C 40 °C
Safety and protection
Type
Insulation class
Protection index
Safety class (prepared)
Test voltage 2500 Vac, 50 Hz 2500 Vac, 50 Hz
Order numbers
Order Number MDB 400/150 MDB 400/176
Terminal and mounting
Terminals phase
Terminals PE
Fixing method Fixing rail Fixing rail
Fixing screws
Measures and weights
Weight 24.30 kg 27.50 kg
Dimension picture (in mm)
A 240 240
B 141 165
C - -
D 190 190
E 105 129
F 205 205
G 131 155
H 13 13
Open type Open type
F F
IP 00 IP 00
I I
Flat copper Flat copper
Bolt, M8 Bolt, M8
M8 M8
2 2
Dimension pictures
Subject to change
575