Catalog excerpts
Electromagnetic pole-face friction clutch Type 450
Open the catalog to page 1Electromagnetic pole-face friction clutch - Type 450 Characteristics and features • suitable for torque transmission with increasing differential speed between the drive elements • high torque transfer despite compact dimensions • designs up to 8200 Nm possible • large bore due to the double magnetomotive force of the armature disk possible • backlash-free torque transmission by integrated diaphragm spring • rapid disengagement of clutch halves after switch-off without residual torque • high switching frequency due to optimized heat dissipation • zero-maintenance due to power supply without...
Open the catalog to page 2Electromagnetic pole-face friction clutch - Type 450 Match code Mönninghoff pole face friction clutches are indicated by the following match code: 450 . A . B A clutch size B design of stator Other individual characteristics: • voltage • bore size with keyway According to these characteristics, we design individual solutions concerning transmitted torque, engaging behavior or rotation speed. Our engineers can assist with finding an application-specific clutch at any time. Together, we can develop individual and innovative solutions for extreme operating conditions. Ordering example...
Open the catalog to page 3Electromagnetic pole-face friction clutch - Type 450 Clutch size - torque calculations When dimensioning a Mönninghoff pole face friction clutch, several technical preconditions should be considered: • The condition for accelerating the clutch output end in the predefined time and transmitting the load torque is as follows (torque applied to the output of the engaged clutch by the driven machine). ∆n = n1 - n2 • t3 must be ≤ 1s in order to avoid thermal overload of the friction surfaces. • The load torque also has to be transmitted reliably between the clutch input and output ends at the...
Open the catalog to page 4Electromagnetic pole-face friction clutch - Type 450 Clutch size - torque calculations Clutch size - calculation of dissipated energy Whilst the clutch is slipping at the start of the switching operation, the dissipated energy generated is converted into heat. To avoid the clutch overheating, at a switching frequency of Sh switching operations per hour, the dissipated energy Q must not exceed the permissible dissipated energy Qzul. The dissipated energy to be absorbed by the clutch per switching operations is calculated as follows: MK ∙ JL (∆n ∙π / 30)2 Q= in kJ 2000 (MK - ML) Permissible...
Open the catalog to page 5Electromagnetic pole-face friction clutch - Type 450 Design 1 - flange mounted design • depending on the application, our designers can offer further versions up to 8200 Nm • also the types 2 (flange mounted with plug and socked) and 3 (bearing mounted with flying leads) are possible as special versions Technical data of flange mounted types transmissible torque rated torque input power
Open the catalog to page 6Electromagnetic pole-face friction clutch - Type 450 Design 4 - bearing mounted • depending on the application, our designers can offer further versions up to 8200 Nm • also the types 2 (flange mounted with plug and socked) and 3 (bearing mounted with flying leads) are possible as special versions Technical data of bearing mounted types transmissible torque rated torque input power
Open the catalog to page 7Electromagnetic pole-face friction clutch - Type 450 Voltage • standard voltage is 24 Vdc dirrect current • special voltages as a example 12 or 48 Vdc on request Technical characteristics • Energising the coil generates a magnetic flux inside the clutch. This flux exerts an attractive force on the armature rings via the rotor´s four pole faces. This force draws the armature towards the front face of the rotor (axial attraction) and non-positive clutch torque transmission takes place. • When the clutch disengages, the diaphragm spring moves the armature back to its initial position. •...
Open the catalog to page 8System solutions You need more? Mönninghoff clutches can be combined with a variety of many other power transmission elements. Such complex high-tech systems can solve any application-specific tasks and can fulfill any customer-specific wishes. In many cases, a combination of different drive elements is needed to solve the applications particular problems and difficulties. Being not just supplier but technological partner to our customers, our extensive engineering is part of extraordinary and challenging power transmission projects. Our product is the know-how, with hardware as an added...
Open the catalog to page 9Driven by excellence Why Mönninghoff • intensive dialog with our customers‘ engineers • decades of experience and competence • deep understanding for all areas of mechanical engineering • highly modern and flexible machine park • enthusiasm for quality • flexibility, inventiveness and communication skills of our employees • commitment to Germany and Bochum as industrial location Helps you find a customer-specific power transmission solution for extraordinary circumstances. Order Management For the competent processing and smooth handling of your orders and delivery dates. Feels committed to...
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