Boston gear ratiotrol manual

P • Doc. No. • Boston Gear® Ratiotrol® DC Motor Speed Control 3 Introduction This equipment manual contains installation, operation, and maintenance instructions for VEL/HRG Single-phase Adjustable Speed Regenerative DC Motor Controllers. A parts list and illustrations are also included. GeneralDescription.  · Boston Gear offers the industry’s most comprehensive product array featuring more than 30, standard products combined with the ability to custom engineer unique solutions when required. Product lines include standard enclosed gear drives, custom speed reducers, AC/DC motors, DC drives and Centric brand overload clutches and torque limiters. Ratiotrol® DCX controllers statically convert single phase AC line power to regulated DC for non-regenerative, adjustable speed armature control of shunt-wound and permanent-magnet DC motors. These units are ideal for simple MRO modifications to existing drives or for installation in OEM equipment to provide variable speed motor operation with traditional Boston Gear reliability.

P • Doc. No. • Boston Gear® Ratiotrol® DC Motor Speed Control 3 Introduction This equipment manual contains installation, operation, and maintenance instructions for VEL/HRG Single-phase Adjustable Speed Regenerative DC Motor Controllers. A parts list and illustrations are also included. GeneralDescription. Drive Repair. Boston Gear ® drive repair by the company that specializes in drive repair, Electronic Drives and Controls; Fastest response in the industry; Send-in drive control repair; 24/7 On-Site Emergency Field Service; Since Training and Experience spanning 40 years! AC Drives (Variable Frequency, VFD, Inverter, VSD, Controller), DC Drives, and other electric adjustable / variable. Boston Gear With more than years of frontline experience, Boston Gear is recognized globally as a premier resource for extremely reliable, high-performance power transmission components. Product lines include standard enclosed gear drives, custom speed reducers, AC/DC motors, DC drives and Centric brand overload clutches and torque limiters.

Boston Gear® Ratiotrol® AC Motor Speed Control Installation and Operation Doc. No. ACX-WD Series NEMA 4/12 Washdown. 1 Ratiotrol Beta Model Matrix 4 2 Operator Controls 5 3 Ratings 5 4 Speed Regulation Characteristics 6 5 Dynamic Braking Characteristics 7 6 Calibration Wires 9 7 Full Wave Field 14 8 Capacitor Values/Acceleration 15 9 Contactor Selection 23 10 Troubleshooting 24 2 Doc. No. • Boston Gear ®Ratiotrol DC Motor Speed Control. 10 ElectricalProductsCatalog RATIOTROL SYSTEMS DIMENSIONS–ALLMODELS DIA. (ONE END) (2) DIA. HOLES-AS SHOWN MAX.