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Precision Tork Features, Benefits, & Specifications

Precision Tork Features, Benefits, & Specifications
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Precision Tork Features, Benefits, & Specifications

Product catalog summary
Permanent Magnet Clutches and Brakes
  • Precision Tork units offer constant torque regardless of slip speed, providing overload and jam protection, soft starts, and zero slip at preset torque. They are maintenance-free with a long life expectancy.
Magnetic Particle Clutches and Brakes
  • These feature a wide operating torque range with nearly linear torque to current control, ideal for tension control, load simulation, and soft starts/stops.
Magnetic Capping Headsets
  • Interchangeable with major OEM headsets, featuring constant Smooth Torque Technology and easy installation.
Features and Benefits
  • Fast, precise torque adjustment with infinite adjustability and easy-to-read graduations. No external control or power source needed, ensuring simple installation and dependable performance. Versatile mounting options for easy retrofitting.
Applications
  • Unwind tension control, bottle capping, overload protection, material handling, and film tensioning.
Specifications
  • Various models with specific torque, heat dissipation, inertia, bending moment, max RPM, and weight specifications.
Stainless Steel Designs
  • Designed for harsh environments, particularly in food processing, with robust stainless steel construction.
Overview: The document provides technical specifications and operational guidelines for various clutch and brake models, focusing on torque settings and energy dissipation capabilities.
Specifications: Detailed charts illustrate torque settings for different models in oz.in. and lb.in. units, essential for determining appropriate torque settings for specific applications.
Operational Modes: The document distinguishes between intermittent operation (50% duty cycle) and continuous operation, highlighting differences in torque and slip RPM for each mode.
Heat Dissipation: Charts show heat dissipation capabilities of various models, crucial for ensuring safe operation under different load conditions.
Recommendations: Advises on using stub shaft adapters with flexible couplings and emphasizes selecting the correct model based on torque and energy dissipation requirements.
Ordering Instructions: A step-by-step guide for selecting the appropriate clutch or brake model, including determining maximum torque, calculating energy dissipation, and choosing the model based on these parameters.
Specifications and Selection:
1. Heat Dissipation and Torque Setting: Refer to the charts for specific requirements.
2. Bore Size Selection: Choose the appropriate bore size for your application. Consult the factory if your requirement is not listed.
3. Example: For a torque requirement of 9 lb.in., energy requirement of 35 watts, and bore requirement of 5/8 inch, select Model MC5-58.

Stub Shaft Adapters:
Details various adapter sizes and their compatibility with different models, including dimensions and key specifications.

Features and Benefits:
- Torque Control: Independent of slip speed, controlled by circuit current.
- Precise Engagement: Instantaneous response for smooth, jerk-free operation.
- No Wearing Parts: No friction surfaces, unaffected by environmental changes.
- Efficient Design: High torque-to-size ratio, low power consumption.
- Versatile Mounting: Easy mounting options available.

Operating Principles:
The magnetic particle unit consists of a housing, shaft/disc, coil, and magnetic powder. Engagement and disengagement are controlled by DC current, affecting the magnetic flux and torque.

Design and Operation:
Includes detailed descriptions of the components and their functions, such as the magnetic powder cavity and field coil.

Torque and Heat Dissipation:
Charts and formulas provided for calculating torque and heat dissipation in various applications, including tension control and soft stopping.

Selection and Sizing:
Guidelines for selecting the appropriate clutch or brake based on thermal energy and torque requirements. Includes formulas for calculating slip RPM and thermal energy.

Reflected Inertia:
Formulas for calculating equivalent inertia in systems with rotating and linear motion.

Tension Value Chart:
Provides tension values for different materials, such as aluminum foils and polyethylene.
Material Specifications:
Various materials such as Polypropylene, Polystyrene, Saran, Vinyl, Paper, and Laminations are detailed with their respective thickness and tension values. For example, Polypropylene has a tension of 0.25 to 0.30/mil, while Polystyrene is 1.0/mil. Paper and laminations are specified by weight per ream and corresponding tension values.

Coating and Tension Adjustments:
When substrates are coated with materials like polyethylene, nylon, or polypropylene, additional tension values are added based on coating thickness. For instance, a coating thickness of 0.0005” to 0.0001” adds 0.12 to the tension value.

Wire Tension Specifications:
Aluminum and Copper wires are specified by gauge (AWG) with corresponding tension values. For example, #20 AWG Aluminum Wire has a tension of 4.00 lbs./strand, while Copper Wire of the same gauge has 8.00 lbs./strand.

Web Tension Calculation:
The document provides a formula for calculating web tension, which is crucial for sizing brakes in applications where the applied web tension is unknown. An example calculation is provided for a 12-inch wide roll of 20# paper stock.

Torque and Brake Sizing:
Instructions for calculating maximum torque for various applications are provided, including examples for stopping and starting scenarios. The document emphasizes selecting brakes or clutches that exceed the calculated maximum torque requirements.

Applications and Controls:
Magnetic particle clutches and brakes are highlighted for their use in applications such as wire processing, paper/foil/film processing, and load simulation. The document details the use of controls like the CBC300 for managing torque and tension in these applications.

Specifications and Dimensions:
Detailed specifications and dimensions for various models of clutches and brakes are provided, including maximum drag torque, rated torque, voltage, resistance, and other critical parameters.

Control Systems:
Control systems such as the MCS-203 and CBC200/CBC300 are described, including their features, input/output specifications, and protective measures. These systems are essential for maintaining precise control over tension and torque in various industrial applications.
Overview: The document provides technical specifications and features of Warner Electric's power supplies and magnetic capping headsets. It includes details on the operation, features, and benefits of these products, as well as information on rebuild options and other product solutions from Altra Industrial Motion.
Power Supplies:
  • Designed for powering up to a 16-magnet Electro Disc tension brake system and other brake types. Operates from a switch-selectable power source of 115 or 230 VAC. Manual and remote operation options available. Features include full P-I-D adjustment, system gain display, and remote control capabilities.
Magnetic Capping Headsets:
  • Features Smooth Torque Technology to prevent cap over-tightening and reduce variation in removal torque. Constructed with stainless steel and designed for harsh environments. Includes visual setting scales for easy setup and maintenance. Offers 100% interchangeability with major OEM headsets.
Rebuild Options:
  • Full rebuild kits and factory repair programs available. Exchange programs for receiving rebuilt headsets. On-site service technician support offered.
Other Product Solutions:
  • Altra Industrial Motion offers a wide range of products including clutches, brakes, gear motors, and more. Products are designed for performance and reliability, preferred by major OEMs and end users.
Contact Information: The document provides contact details for Warner Electric facilities in North America, Europe, and Asia Pacific.
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Catalog excerpts

Precision Tork Features, Benefits, & Specifications-1

Permanent Magnet and Magnetic Particle Clutches and Brakes

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Precision Tork Features, Benefits, & Specifications-2

Precision Tork Permanent Magnet Clutches and Brakes Precision Tork units provide constant ­ torque independent of slip speed. They offer excellent overload and jam protection ­ for all drivetrain ­ omponents and also provide c soft starts with zero slip when a preset torque is reached. Precision Tork ­ ermanent magnet clutches p ­ and brakes do not require maintenance and provide ­ extremely long life. Magnetic Particle Clutches and Brakes Magnetic Capping Headsets Warner Electric Precision Tork Magnetic Capping Headsets are 100% interchangeable with many major OEM headsets. Warner Electric headsets...

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Precision Tork Features, Benefits, & Specifications-3

Precision Tork™ clutches and brakes Precision Tork units provide constant torque i ndependent of slip speed. They offer excellent overload and jam protection for all drivetrain components and also provide soft starts with zero slip when a preset torque is reached. Precision Tork permanent magnet clutches and brakes do not require maintenance and provide extremely long life. Rotating center disc Multiple pole high energy magnets Features and Benefits Dichromate coating for improved corrosion resistance Precision ball bearings. There are no other mechanical wear parts or electrical components to...

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Precision Tork Features, Benefits, & Specifications-4

Applications Unwind tension control Information required: Full roll diameter (in.) = 6 in. Core diameter (in.) = 4 in. Average tension (lbs.) = 4 lbs. Velocity (feet per min.) = 100 fpm Brake mounted on shaft of unwind spool or bobbin. Film unwind Tension provided by hysteresis units. Average radius (in.) = Full roll dia. (in.) + Core dia. (in) 4 6+4 = = 2.5 in. 4 Torque (lb.in.) = Avg. tension (lbs.) x Avg. radius (in.) = 4 x 2.5 = 10 lb.in. Information required: Bottle capping Constant torque provided by a hysteresis clutch. Slip RPM = 500 RPM Torque = 8 lb.in. % slip time of total cycle time...

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Precision Tork Features, Benefits, & Specifications-5

Hollow Bore Configurations Solid Shaft Configurations Model Torque Heat Inertia Bending Max Weight Size Dissipation (lbs. sq. Moment RPM (lbs.) Typical Mounting Arrangements Brake: Typical setup for tensioning wire, film and fibers. Clutch Coupling: Typical setup for torque limiting protection used for labeling, capping and printing applications.

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Precision Tork Features, Benefits, & Specifications-6

Hollow Bore Configurations Model Torque Heat Inertia Bending Max Weight Size Dissipation (lbs. sq. Moment RPM (lbs.) Solid Shaft Configurations * Size 6D NS 9 are not currently available as stainless steel products.

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Precision Tork Features, Benefits, & Specifications-7

Magnetic Clutches and Brakes Stainless steel clutches and brakes for harsh environments Caustic washdown solutions can cause corrosion and eventual failure in food processing applications such as meat and poultry. That’s why we have introduced a new line of all stainless steel clutches and brakes. These units, featuring 400 series stainless steel bearings, are robust enough to handle the most hostile washdown environments and tough enough to perform 24/7. Magnetic Clutches and Brakes

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Precision Tork Features, Benefits, & Specifications-8

Drawing A*Set screw adjustment Model MC1.5 MC2 MC2.5 MC3 MC4 MC5 MC5.5 MC6 MC6D MC9 Drawing A A A A A A A B B B Bore & Keyseat Sizes Model Keyseat 3/32 Roll Pin 3/32 Roll Pin 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2) Set Screws 2)...

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Precision Tork Features, Benefits, & Specifications-9

Solid Shaft Configurations Drawing C *Thumb screw adjustment *Spanner wrench adjustment Drawing D Model Drawing A (Pilot-Both Ends) (Both Ends) Optional Mounting Bracket Note: Mount bracket to fixed end cap - side opposite knurled adjustment ring. All dimensions are nominal unless otherwise noted. ( ) denotes (mm) -All Brackets are 12 gauge (.105") Steel

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Precision Tork Features, Benefits, & Specifications-10

Intermittent Operation 0 4 (50% Duty Cycle) Torque 8 Torque (oz.in.) 20 Intermittent Operation (50% Duty Cycle) Slip (RPM) Slip (RPM) Slip (RPM) Torque (lb.in.) 1200 Intermittent Operation (50% 900 Duty Cycle) Continuous Operation Torque (lb.in.) Intermittent Operation (50% Duty Cycle) Continuous Operation Torque (lb.in.) Torque (lb.in.) Torque (lb.in.) Torque (lb.in.) Intermittent Operation (50% Duty Cycle) Intermittent Operation (50% Duty Cycle) Continuous Operation 95 135 Continuous Operation 175 255 Intermittent Operation 215 (50% Duty TorqueCycle) (lb.in.) Continuous Operation Intermittent...

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Precision Tork Features, Benefits, & Specifications-11

Unit Torque Settings 2 Unit Torque Settings 1 2 3 orque Settings it Torque Settings Unit Torque Settings orque Settings it Torque Settings Unit Torque Settings 6/18 Unit Torque Settings 2 0 Unit Torque Settings Unit Torque Settings Unit Torq Unit Torque Settings Unit Torque Settings Unit Torque Settings Unit Torque Settings Unit Torque Settings Unit Torque Unit Torque Unit Torque Settings Unit Torque Settings Unit Torque Settings Unit Torque Settings Unit Torque Settings Unit Torque Settings orque Settings it Torque Settings Torque (lb. (lb. in.) in.) Torque in.) in.) Torque Torque (lb. (lb....

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Precision Tork Features, Benefits, & Specifications-12

• Utilized when “clutch coupling” configuration is desired. • Comes complete with attachment hardware and drive key. • Stub shaft adapters should be used in conjunction with a flexible coupling. • Material is Stainless Steel *If Solid Shaft Series is used with adapter, thumb screw must be removed and replaced with set screws. 1. Torque: Determine the maximum torque that your application requires. See the application example. 2. Energy Dissipation: Determine the amount of energy or heat that will be generated during operation. Each clutch or brake is rated for a specific amount of energy, given...

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Precision Tork Features, Benefits, & Specifications-13

Application Notes Application Notes

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Precision Tork Features, Benefits, & Specifications-14

Accurate torque control with instantaneous engagement! Warner Electric Precision Tork magnetic particle clutches and brakes are unique because of the wide operating torque range available. Torque to current is almost linear and can be controlled very accurately. The unique features of the magnetic particle clutches and brakes make them ideal for tension control, load simulation, cycling/indexing, and soft starts and stops. Specials are our business • Special Shaft Configurations Customer specified shaft configurations for easy machine mounting and retrofitting. • Special Torque Maximum torque...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.