Microtech Laboratory for small direct drive motors
MDH-70series
- Body diameter：φ70mm
- Body length：31.5/37.5/43.5mm
- Max torque：1.0/2.2/3.1N･m
- Max speed：200rpm
- Max resolution：2,592,000P/R(Multiplied by 4)、21bit
- Hollow diameter：φ25mm
Outer dimensions
MDH-70
Specification
| Model | L1dimension |
|---|---|
| MDH-7006 | 31.5 |
| MDH-7012 | 37.5 |
| MDH-7018 | 43.5 |
Examples of speed and torque characteristics
MDH-7006
MDH-7012
MDH-7018
【Postscript】
The maximum rotational speed is limited by the encoder's response frequency, but the speed range can be further increased by reducing the encoder resolution.
| Unit | MDH-7006 | MDH-7012 | MDH-7018 | |
|---|---|---|---|---|
| Input power(Driver input) | DCV | 24(※1)/48 | ||
| Maximum speed(※2) | rpm | 200 | ||
| Rated speed | rpm | 200 | ||
| Peak torque at stall | Nm | 1.0 | 2.2 | 3.1 |
| Rated torque | Nm | 0.36 | 0.66 | 1.00 |
| Continuous rated torque | Nm | 0.36 | 0.66 | 1.00 |
| Peak power | W | 30 | 60 | 90 |
| Peak power rate | kW/s | 24 | 83 | 147 |
| Peak armature current | Arms | 10 | 10 | 10 |
| Rated armature current(※3) | Arms | 2.8 | 3.0 | 3.5 |
| Voltage constant | V/krpm | 0.013 | 0.023 | 0.031 |
| Torque constant(at25℃) | Nm/Arms | 0.13 | 0.22 | 0.30 |
| Line armature resistance(at25℃) | Ω | 4.0 | 4.0 | 3.6 |
| Line armature inductance | mH | 3.9 | 4.6 | 4.4 |
| Rotor poles | P | 20 | ||
| Max encoder resolution(※4) | P/R | Incremental：2,592,000 Absolute：2,097,152(21bit) |
||
| Moment of inertia J | g･cm^2 | 0.60 | 0.77 | 0.94 |
| Permissible radial load Fr | N | 500 | ||
| Permissible axial load Fa | N | 250 | ||
| Allowable moment | Nm | 13.2 | 16.0 | 18.8 |
| Repeated positioning accuracy at shuttling | Pulse | ±1 | ||
| Mass | kg | 0.53 | 0.65 | 0.77 |
| Applicable motor driver | MC-200-7220▢/MC-200C-6018▢ | |||
| Standard heat sink | 225×225×10 Alminum | |||
【Note】
(※1) In case you use with, please contact us since peak torque would change.
(※2) Please ask if there is a speed you prefer.
(※3) Rated armature current is the value measured with the standard heat sink attaxhed to the motor at an ambient temperature of 40℃ .
(※4) Please ask if there is a particular resolution you prefer.
Cable options
| Model | Connection | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CN1 cable(4.2)1M-TE | Between power and driver(1m) | |||||||||||||
| CN2 bent cable(4.2)0.7M | Motor cable：Extension between motor and driver (Total1m) | |||||||||||||
| CN2 bent cable(4.2)2.7M | Motor cable：Extension between Motor and Driver(Total3m) | |||||||||||||
| CN2 bent cable (4.2)4.7M | Motor cable：Extension between motor and driver(Total5m) | |||||||||||||
| CN3 bent cable(4.2)0.7M | Encoder cable : Extension between motor and driver(Total1m) | |||||||||||||
| CN3 bent cable(4.2)2.7M | Encoder cable : Extension between motor and driver(Total3m) | |||||||||||||
| CN3 bent cable(4.2)4.7M | Encoder cable : Extension between motor and driver(Total5m) | |||||||||||||
| CN5 cable | USB2.0 cable with ferrite core : between PC and driver | |||||||||||||
※Please prepare the CN4 connector cable of the MC-200 by the user.
※MC-200C CN1/CN4 connector cable and CN2/CN3 conversion connector cable are included.
Example of the use
MC-200-7220A
MC-200-7220D
MC-200C-6018D
After-sales service
How to request repair
About the Warranty coverage
In the event of a failure due to our responsibility, we can repair and replace the product for free within the warranty period.
However, The warranty is by the product,so expenses with parts replacement and compensation for damages(etc) is out of the application of our warranty.
About the case where the warranty does not apply
As a result of inspection, if it is found that the product is not a malfunction but handling or an external influence, you will be charged even during the warranty period.
The warranty period
Within 1 year after the start of use (however, within 1.5 years after delivery).
Click here for Inquiries
Open Monday-Friday.
9:00 am to 5:30 pm.