ESR Pollmeier GmbH
Servo Drive Technology

Servo drives

ESR offers servo drives for almost every field of application: From analog devices for AC or DC servo motors up to digital drives with integrated technology functions for AC servo motors and linear motors. Servo drives by ESR are valued because of their high quality and reliability.

This page presents a tabular overview of all servo drives. Detailed information on a specific device can be found on the pages of the individual drive families or in the data sheets.


Digital servo drives for AC servo motors

Servo drive
family

TrioDrive D/xS

MidiDrive D/xS
Design compact compact
Mains connection direct
230 V~ (WRI)
direct
3 × 400 .. 480 V~ (WRI)
Bus voltage 320 V DC 560 .. 680 V DC
Rated current 0.8 .. 6 A 2 .. 32 A
Peak current
(crest value)
3.4 .. 25.5 A 5.6 .. 90 A
For AC servo motors up to 5.5 Nm rated torque up to 70 Nm rated torque
Positioning control optional optional
Fieldbus EtherCAT / CANopen / Profibus-DP / CAN / Modbus EtherCAT / CANopen / Profibus-DP / CAN / Modbus
Data Sheet 6755.250 6755.250
* (WRI) = wide range input 85..253 V~ or 3 × 85..528 V~, respectively

Servo drive
family

TrioDrive D

MidiDrive D

MaxiDrive
Design compact compact compact
Mains connection direct
230 V~
direct
3 × 400 V~ *
direct
3 × 400 V~ *
Bus voltage 320 V DC 560 V DC 560 V DC
Rated current 2 .. 6 A 2 .. 8 A 2 .. 20 A
Peak current
(crest value)
5.5 .. 17 A 5.5 .. 22 A 5.5 .. 56 A
For AC servo motors up to 5.0 Nm rated torque up to 17 Nm rated torque up to 48 Nm rated torque
Positioning control optional optional yes
Fieldbus optional optional optional
Data sheet 6750.250 6730.250 6710.250
* 3 × 480 V on request

 

Analog servo drives for AC servo motors

Servo drive
family

TrioDrive A

MidiDrive A

TrioDrive

MidiDrive
Design compact compact compact / 19" compact / 19"
Mains connection direct
230 V~ (WRI)
direct
3 × 400 .. 480 V~ (WRI)
via transformer
230 V~ / 3 × 400 V~ / 3 × 480 V~
via transformer
3 × 400 V~ / 3 × 480 V~
Bus voltage 320 V DC 560 .. 680 V DC 125 V DC 320 V DC
Rated current 2 .. 6 A 2 .. 8 A 5 .. 10 A 1.5 .. 12 A
Peak current
(crest value)
5.5 .. 17 A 5.5 .. 22 A 15 .. 30 A 5 .. 30 A
For AC servo motors up to 5.0 Nm rated torque up to 17 Nm rated torque up to 3.4 Nm rated torque up to 12 Nm rated torque
Data sheet 6650.250 6680.250 6646.250 6661.250
* (WRI) = wide range input 80..253 V~ or 3 × 80..528 V~, respectively


Analog servo drives for DC servo motors

Servo drive
family

UnoDrive

DC Compact Drive
Design compact / 19" compact
Mains connection via transformer
230 V~ / 3 × 400 V~ / 3 × 480 V~
direct
230 V~
Output voltage 40 V DC / 100 V DC 40 V DC
Rated current 6 .. 12 A 4 A
Peak current
(crest value)
12 .. 24 A 8 A
For DC servo motors up to 5.5 Nm rated torque up to 0.4 Nm rated torque
Data sheet 6540.250 (not yet available as PDF)

Further characteristics can be found on the pages of the individual drive families.

The servo power modules TrioDrive C and MidiDrive C are described along with the multi-axis servo system.

ESR. The Dynamic Solution
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The statements on this web page are for information, only. They do not guarantee properties. We reserve the right to make changes without notice. Errors excepted.