Thern Electronic Controls to Operate Win

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Variable_Speed_Controls

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• UL and CSA Recognized components throughout.
• Enclosures to suit your application needs. NEMA 1 (industrial) rated switches provide protection against dirt and corrosion for most indoor applications. NEMA 4 (watertight) rated switches keep dirt and water out and are approved for most outdoor applications.
• Wiring Diagram is supplied inside the enclosure for convenient reference.
• Two-year Limited Warranty

• Voltage and phase required
• motor horsepower

Single Speed Electric Motor Controls

Single Speed Reversing Magnetic Controls for 1 and 3 phase motors up to 60 hp

• UL, IEC or CSA Recognized  components  throughout.
• Steel Enclosure  NEMA 4 rated (watertight) keeps dirt  and water out. Approved for most outdoor applications.
• Pendant  Control  Switch  NEMA 4X rated (watertight),  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.
• Reversing  Contactor  is electrically and mechanically  interlocked to deliver smooth reversing control.
• Thermal Overload Relay  trips power OFF to protect  motor from overheating. Switch is manually reset.
• Fused Control Circuit  powers pendant with 115  volt, 2 amp current to help protect against high voltage  shocks.
• Wiring Diagram  is supplied inside enclosure.
• Steel Mounting Bracket  secures control box to  winch.
• Explosion Proof Controls  also available. Please  contact Thern for more information.
• Two-year Limited Warranty

• voltage and phase required
• motor horsepower
• pendant control cord length - up to 50 feet, and
• pendant control labeling - For/Rev or Up/Down

Options:

• Special current or horsepower ratings
• Special rated enclosures for explosive or harse environments
• Multi-speed Controls
• Torque Limiting Controls
• Power Cord Disconnects
• UL-listed Controls
• Various Selector Switches  and pilot lights

Variable Speed  Electric Motor Controls

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

• 10:1 Infinitely V ariable 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  n EMA 12 rated  (indoor). NEMA  4 rated (watertight) enclosures also available.
• Pendant Control Switch  n EMA 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 Thern  for more information.
• Explosion Proof Controls  also available. Please  contact Thern for more information.
• Two-year Limited Warranty

• voltage and phase required
• motor horsepower
• pendant control cord length - up to 50 feet, and
• pendant control labeling - For/Rev or Up/Down