4.2.1 Quiescent Current Principle 9.3.2 Type 8981.29001 screw connection on the coil Views carrier back side Parts List (Only use mayr original parts) Electrical Connection 5 Technical Data ............ 12 10 Initial Operation ........... 24 Guidelines 10.1 Definition of the Braking Torques 5.1.1 Application Conditions...
The time from power switch-on to achieving 10 % of the stated braking torque. At (release) this point, the brake is almost free. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 3 of 27 www.mayr.com, E-Mail:...
Instructions carefully and ob- serve the Safety Regulations. Incorrect operation can cause injury or damage. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 4 of 27 www.mayr.com, E-Mail:...
(B.8981.EN) Legal Provisions Guarantee Directives, Standards and Regulations The guarantee conditions correspond with the Chr. Mayr GmbH + Co. KG sales and delivery Used Service General conditions (www.mayr.com (also to be observed during installation and operation) Terms and Conditions) ...
We would hereby like to point out that the proportion of lead used here is not prohibited according to the REACH Regulation. It is merely necessary to declare the use of this substance. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421...
Deviations from the standard strand are possible for special designs. If necessary, take into account the in- formation on the drawing. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421...
Operational Instructions for ® ® ROBA -servostop Type 8981.29_01 Sizes 40 - 100 (B.8981.EN) Parts List (Only use mayr original parts) Item Name Coil carrier (assembly with coil) Armature disk Thrust spring (not depicted) Friction lining Flange plate Rotor disk Distance bushing Cap screw (customer-side) DIN EN ISO 4762 –...
(electrical) IP54: Dust-proof and protected against con- tact as well as against water spray from any direction. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 12 of 27 www.mayr.com, E-Mail:...
Observe the “Ambient temperature/Climate conditions” section 5.1.2 in the operational instructions! ® 3) The braking torque values are based on friction values determined in tests at mayr power transmission. As a friction system is influenced by many parameters, such as mounting situation, temperature, ambient conditions, run-in condition, wear, switching work, sliding speed, aging, contamination, etc., deviating braking torques are possible.
The brake is not suitable for use in oily or se- verely contaminated environments 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 18 of 27 www.mayr.com, E-Mail:...
Depending on the application, the switching contact can The power circuit is interrupted between the power supply ® also be protected by other protection circuits (e.g. mayr and the coil. The magnetic field is quickly reduced via the spark quenching unit), although this may of course then protective element.
Possible consequences of non-observance: Loss of preload force can cause the screw con- nection to loosen. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 22 of 27 www.mayr.com, E-Mail:...
Here, please observe the max. screw-in depth, see 5.2.4. The user is responsible for providing the fixing 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 23 of 27 www.mayr.com, E-Mail:...
(10) (see also braking torque 5.2.1.1 for details). Release function inspection: by energizing the brake. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 24 of 27 www.mayr.com, E-Mail:...
Additional information: This friction lining (asbestos free) is not a dangerous product in terms of the EU Directive. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 25 of 27 www.mayr.com, E-Mail:...
Directive and not as parts or components are subject to registration obliga- tions. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten Phone: +49 8341 804-0, Fax: +49 8341 804-421 your reliable partner Page 26 of 27 www.mayr.com, E-Mail:...
® Mayr power transmission will take no responsibility or guarantee for replacement parts and accessories ® which have not been delivered by mayr power transmission, or for damage resulting from the use of these products. 06/10/2022 GF Chr. Mayr GmbH + Co. KG Eichenstraße 1, D-87665 Mauerstetten...
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