Electromagnetic spring-loaded brakes of the series ROBA-stop-M productions Mayr designed for safe fixation of the drive equipment in case of power failures or emergency shutdown. They are characterized by high response speed and maximum flexibility of settings. They are very easy to install, do not require maintenance throughout the entire installed service life. The preset air gap does not require adjustment.
Closed housing design for reliable protection against aggressive environmental factors. A wide range of options and accessories, on individual request, the products can be modified according to the requirements of the project assignment.
Technical characteristics of Mayr ROBA-stop-M spring brakes
- Braking torque: 0.7 - 1800 Nm;
- Coil power: 19 - 160 Watts;
- DC voltage: 24, 104, 207 V;
- Max. speed: 1500 - 6000 rpm;
- Overlay time: 10 - 396 ms;
- Withdrawal time: 21 - 480 ms;
- Nom. air gap: 0.15 - 0.5 mm;
- Outer diameter: 76 - 382 mm;
- Diameter of the sleeve: 8 - 90 mm;
- Enclosure protection class: IP54, IP66 (version 891...4.1);
- Insulation class: F;
- Operating temperature range: -18°... +40°C.
Parameters of standard sizes of electromagnetic brakes Mayr ROBA-stop-M
Type of brake* (standard, hold.) | Moment, Nm (standard/hold) | Power coils, W | Max. speed, rpm (standard/hold) |
2/891.0…, 2/891.1… | 2 /4 | 19 | 6000 /6000 |
4/891.0…, 4/891.1… | 4 /8 | 25 | 5000 /5000 |
8/891.0…, 8/891.1… | 8 /16 | 29 | 4000 /4000 |
16/891.0…, 16/891.1… | 16 /32 | 388 | 3500 /3500 |
32/891.0…, 32/891.1… | 32 /64 | 46 | 3000 /3000 |
60/891.0…, 60/891.1… | 60 /100 | 69 | 3000 /3000 |
100/891.0…, 100/891.1… | 100 /180 | 88 | 3000 /3000 |
150/891.0…, 150/891.1… | 150 /280 | 98 | 4200 /3000 |
250/891.0…, 250/891.1… | 250 /460 | 120 | 3600 /2500 |
500/891.0…, 500/891.1… | 500 /900 | 152 | 3000 /2000 |
1000/891.0…, 1000/891.1… | 1000 /1800 | 160 | 2500 /1500 |
*data on brake types with reduced and increased torque values are provided in the attached catalog
You can buy electromagnetic brakes Mayr ROBA-stop-M, find out the price and more information about the products by contacting our specialists.