Thern Variable Speed Electric Motor Control

For 3 phase 230 VAC motors from 1 to 25 hp and 3 phase 460 VAC motors from 1 to 60 hp.

Every venue is different and Thern, Inc. understands the value of a tailored system. Using only high quality UL components, we can design and build a customized, value-added control system to your exact specifications and venue requirements.

Features:
• 10:1 Infinitely Variable Speeds Controls provide accurate positioning of loads, soft starts, soft stops, and overload protection.
• Frequencies greater than 50 Hz are possible in no load or light load conditions decreasing rigging time.
• Diagnostic and Troubleshooting Capabilities: digital display provides drive status.
• Programmable Performance keypad is adjustable to control acceleration and deceleration rates.
• Steel Enclosure NEMA 12 rated (indoor). NEMA 4 rated (watertight) enclosures also available.
• Pendant Control Switch NEMA 4X rated (watertight) with 3 step infinitely variable speed push buttons on 50-foot cord, allows operator to stand away from winch during operation. Pendant control is operated with momentary contact-type push buttons. Cord lengths of less than 50 feet are available. Please specify when ordering.
• UL, IEC or CSA Recognized components throughout.
• Electronic Thermal Overload Relay provides motor overload protection and is field programmable.
• Wiring Diagram is supplied inside enclosure.
• Options available include multiple axis, remote controls, mainline contact, disconnect switch, enclosure temperature controls, indicating lights, selector switches, horn and bells, meters and limit switches. Contact mdi for more information.
• Two-Year Limited Warranty