These NEMA frame motors are designed to North American performance standards, but for 50 Hz service. Suitable for 220/380 volt or 440 volt, 50 Hz, three phase power. Torques exceed NEMA performance standards for Design B motors and produce the full rated HP at 50 Hz. Construction meets IEC, IP54 degree of protection standards and utilizes external fan cooling. The conduit box is fully gasketed.
With a design specification exceeding 1.15 Service Factor at 40°C ambient on sine-wave power, Ultimate E U-Frame motors provide peace of mind in uncertain situations. Peak loads, worst-case scenarios, whatever comes their way, these motors deliver the overload assurance to let you rest easy. Motors are also nameplated for 1.00 Service Factor, 65°C ambient.
General Specifications: These gearmotors are designed for continuous duty service over a 60:1 speed range. All have constant torque operation throughout this speed range when powered by a full-wave unfiltered SCR-type adjustable speed control having a typical form factor of 1.3 to 4. Low voltage gearmotors are designed for battery power or can be used with a low voltage controller with form factor up to 1.05.
Applications: For use on machine tools, textile machinery, and other equipment with metric dimensions but requiring the heavy-duty torque and performance characteristics of motors designed for use in North America.
Features:
Aluminum frame through 2.2 KW and Cast Iron frame for 2.2KW through 37 KW
Terminal Boards included
Oil Seals provided on both drive end and non-drive end shaft extensions
Meet Epact Efficiencies
B5 and B14 flange models available
Class F insulation system
Drilled and Tapped shaft extensions
IP55 weatherproof enclosure provided as a standard
Repostionable feet offered on Aluminum frame designs
Kits available to convert B3 Frame motors to B5 or B14.
The Motor of Choice for Petroleum, Pulp & Paper, Refineries, Above-Ground mines, Foundries, Cement Plants and Chemical Process Applications. When your conditions are beyond severe, you’ll need a motor that goes beyond severe duty: IEEE 841 cast iron motors from LEESON.
General Specifications:
Frame - 143T-449T
Efficiency – Meets NEMA Premium Motor efficiency standards
Applications: Designed for inverter or vector applications where up to 2000:1 constant torque speed range is required. Typical uses include: material handling, machine tools, conveyors, crane and hoist, metal processing, test stands, pumps, compressors, textile processing, and other industrial machinery needing variable speed operation.
Features:
Class H inverter rated insulation system
Constant torque operation from 0 to base RPM rating using Vector Inverters
Constant HP operation to twice base RPM rating for 143T – 256 T frame, 1.5 x base RPM for all other sizes.
Designed for optimum performance with IGBT inverters – not designed for across the line starting
Normally closed thermostats – 1 per phase.
Continuous duty at 40° C ambient
Premium Quality Frame material – Cast-iron, Aluminum and Rolled Steel
Our line of TEFC, Severe Duty, Three-phase AC motors provide both premium energy-efficiency and outstanding performance. They meet the energy efficiency requirements of the United States and Canada for general-purpose industrial motors as well as meeting the Premium motor efficiency levels.
Applications: Designed specifically to meet severe duty environments that you may find in applications such as chemical plants, foundries, pulp and paper mills, waste management facilities, refineries, above ground mines or other applications that demand corrosion protection for long motor life and dependability.
Features Include:
Industry leading 1.15 service factor – some motors rated at 1.25 S.F.
Superior speed-torque curves - not only do these motors meet all NEMA Design B requirements, in most cases they also have Design C starting torques.
Two levels of Energy efficiency levels - Premium and EPAct
Inverter rated
Full cast iron construction
Premium Class F Plus insulation system (rated at 160°C vs. 155°C)
Surpassed 300 hours in salt fog test with no degradation.
General Specifications: These DC explosion-proof motors are designed and approved for application in hazardous environments having certain explosive gases or materials present.
Features include:
UL and CSA listed
NEMA 56C face with removable 56-frame base
¾-14NPT Pipe nipple for lead exit hole
Pilot-duty thermostats are standard
Easy brush access for field service
Double-shielded ball bearings are pre-lubricated for the long bearing life
Optional explosion-proof conduit box available as a Kit
General Specifications: High Voltage permanent magnet DC motors are typically used with an SCR controller in applications requiring adjustable speed and constant torque throughout the speed range. They are widely used in applications requiring dynamic braking or adjustable speed/reversing capabilities.
Mechanical / Electrical Features:
Brush holder design provides easy access to brushes
Large oversized brushes assure long brush life
Removable Bolt-on base
NEMA C-face designs
115 or 230 volt input power ratings – 90 / 180 volt output
General Specifications: These Metric motors are built to IEC 34-1 electrical and mechanical specifications. The IEC 63 and smaller frames are stocked with an integral B5 flange or B14 face less base. An optional B3 rigid base kit is available. A unique modular approach for IEC 71 frame and larger allows the motor to field modified to B3 rigid base mounted construction using conversion kits. Electrical and Mechanical Features:
General Specifications: Suitable for applications having battery or solar powered operations, or generator supplied low voltage DC. These motors are high torque, continuous duty designs. Applications range from pumps to electric carts.
Mechanical Specifications:
Easy Access Brushes for servicing
Large over-sized brushes assure longer brush life
Removable stamp steel base
Permanently lubricated sealed ball bearings
High starting Torque
Linear speed/torque over entire speed range
Capable of Dynamic braking
Two-lead connections for simple rotation reversing.
Applications: LEESON Washguard Duty DC motors are designed for extended life in applications requiring regular washdown or otherwise wet environments. These Epoxy painted motors retard the entrance of water during cleaning operations and their drain holes release and water that does enter the motor. The interior of the motor is also coated, which offers extra protection to the motor’s interior surfaces to prevent corrosion.
General Specifications:
High Quality 303 Stainless Steel Shafts
Spring loaded contact seals and patented V ring Forsheda seal
Interior surfaces are protected by an enamel and polyester coating
External surfaces painted with USDA approved Epoxy paint
General Specifications: Our line of OS300 Series, DC Gearmotors utilize Fractional horsepower, permanent magnet, DC motors. They are totally enclosed designs for continuous duty, general purpose applications, rated for 90 Volts DC input, having a form factor of 1.3 to 1.4. Low voltage OS300 gearmotors are rated for 12 Volts DC input, with form factor up to 1.05.
General Specifications: These gearmotors are designed for continuous duty service over a 60:1 speed range. All have constant torque operation throughout this speed range when powered by a full-wave unfiltered SCR-type adjustable speed control having a typical form factor of 1.3 to 4. Low voltage gearmotors are designed for battery power or can be used with a low voltage controller with form factor up to 1.05.
General Specifications: DC Permanent Magnet gearmotors rated for continuous duty. Designed for use with fullwave non-filtered SCR controls or battery supplied low voltage for adjustable speed applications requiring constant torque throughout the speed range.
Mechanical Specifications:
Shafts coated with Mirolon 3300 fortified Teflon for corrosion resistance
Frames, endshields, armature and interior components protected to resist corrosion
Cast Conduit Box with threaded conduit holes
Stainless Steel hardware throughout
Output shafts have needle bearings for high load capacities
Our line of Single-phase Washdown Duty Motors includes our original moisture-shedding Duck motor. Our Premium stainless and SST stainless line are also offered in single-phase ratings through 10 HP.
Washguard White Epoxy Features include:
Durable RUST-OLEUM® White Epoxy Coating
Stainless steel shaft, conduit box cover, nameplate, fan guard
Our energy-saving, single-phase, ODP, PSC designed Pool and Jet Pump motors have separate compartment design required for many pool and spa applications. PSC design gives energy-efficient operation with no switches to wear or fail. Motors are designed for quiet operation and have stainless steel shafts and double sealed ball bearings for long life. These motors run cool having a Class F insulation with Class B rise. Separate Compartment houses the motor’s capacitor, protector and terminal board, which protects these component parts from water spray.
Our single-phase, 115/208-230 Volt, TEFC motors are ideally suited for use on conveyors, machine tools, door operators, speed reducers, cranes and other industrial machinery requiring quick stop and/or holding torque. They feature Stearns 56,000 series brakes, a drive-end C-Face, NEMA Design B performance, premium Class F insulation, durable steel frame construction, UL recognized component listing and CSA certification. Made in U.S.A.
Explosion-Proof motors are ideally suited for hazardous environments defined by the motor’s explosion-proof class and group rating for use in applications that may contain explosive gases or materials.
Single Phase Features:
UL Listed in Class 1 Groups C & D and Class 2 Groups F & G (Divisions 1 & 2)
Capacitor start design for high starting torque is mounted internally
Steel frame and cast aluminum end brackets
Automatic reset thermal protector
Meets UL frame temperature limit code T3B
Warranty – 12 months from date of first use or 18 months from date of manufacture, whichever period expires first.
LEESON’s “Modular Production” utilizes specially designed and standard components to make almost any imaginable NEMA frame, multi-speed or low-speed motor available when you need it. Whether for the everyday or non-so-everyday needs, our Custom PDQ Program can build the motor to fit your needs.
General Specifications: These are General Purpose drives designed for use with Permanent Magnet or Shunt wound DC motors. NEMA 1 enclosed drives are suitable for most industrial applications. The NEMA 4X controls are best suited for washdown or outdoor installations or for extremely dusty applications. Chassis only drives are available for building into equipment, machinery or existing enclosures. Most controls have a dual voltage switch allowing the control to be used with either 115 volt or 230 volt, single-phase, input power at either 50 or 60 Hz service. It is important that the proper voltage motor be selected to use with the available power supply.
These totally enclosed air over motors are dust tight and suitable for shaft-mounted fans. Motors are capacitor start designs and designed to be used in the airflow of the driven fan. They are protected from the environments, having gasketed openings and finished with corrosion resistant epoxy paint. High temperature ball bearings are lubricated with Exxon POLYREX EM grease.
Engineered for demanding agricultural applications such as poultry house fans and barn exhaust fans. All have thermal overload protection as standard. Some must be mounted in air stream for proper cooling
Replacement motors for poultry feed auger drive systems. Bolts to existing gearbox for easy installation. Mechanical start switch protected from overspeeded auger drive. Extended fan-end shaft with flats for manually jogging auger drive. Available in 1/3 to 1-1/2 HP, TEFC, N-flange footless, single phase.
Industrial quality, resilient mounted, capacitor start-type, ball bearing motors for fan and blower service. Moderate starting torque electrical design to reduce stress on the fan blades during start-up. Capacitor-type design has higher energy efficiency rating than split phase, single-phase fan and blower motors. Suitable for belt-driven fans or fan-on-shaft applications. Self-ventilated design, may be mounted outside of the fan’s airflow.
10 HP, 1740 RPM, TEFC, C-Face with base design. Specially designed for aeration systems used on aquaculture ponds. Hi-torque epoxy painted with a corrosion resistant interior coating. Stainless fan guard and hardware throughout.
Designed for use on crop dryers with air over/fan-on-shaft design. Available in 3 to 15 HP single phase and 5 to 15 HP three phase. Features include: built-in overload protection, extended lead length, keyed shaft with tapped hole in end, special balance limits for reduced vibration, maintenance-free ball bearings and extra nameplate for remote mounting.
1/3 to 10 HP, TEFC, High Torque (HT): Feeders, conveyors, fans, compressors, spray washers, grinders, elevators, pumps and other demanding applications that require high starting torque.
2 to 10 HP, TEFC, Extra High Torque (EHT): Silo unloaders, barn cleaners, bunk feeders, conveyors and other machinery requiring extra high starting torque. Motors have 300% and greater LRT.
Single phase, 1-1/2 HP, TEFC motor ideally suited for grain stirring systems inside grain bins. Complete use of gaskets and fan/fan guard on drive end keeps grain dust out of motor.
Capacitor-type replacement motors for hatchery and incubator fan motors. 1-phase TEAO designs. ¼ HP – 1625 PRMs, extended t-bolts for mounting ½-0.22 HP, is a two speed motor, 1725/1140 RPMs, dust tight construction having a resilient base and auto protector.
These FHP Commercial Duty, split phase motors have moderate starting torque and are designed for continuous duty on fans, blowers and other belt driven fan on shaft applications. Resilient base is provided for quiet operation and motors have automatic overload protection have a built in terminal style connection provision for quick wiring.
If you are looking for a large frame motor that can provide exceptionally long life, rugged durability and outstanding performance, remember, you can only get out of the motor what the manufacturer puts into it.
Applications: Ideally suited for applications requiring heavy duty, large horsepower electric motors. Typical uses include pulp and paper mills, mineral processing, waste management facilities, lumber and wood processing mills, automobile manufacturing plants and other severe duty environments where medium voltage power is available.
Designed for air circulators where motor is mounted directly to fan column. Motors are energy efficient, permanent split capacitor type design that eliminates the centrifugal switch for “three-phase” reliability. They are totally enclosed ball bearing design for commercial and industrial environments. All motors have thermal overload protection and use a heavy-gauge steel yoke type base that is welded to the motor frame. These motors also have four, 10-32 mounting studs that are extended 1.0” on a 5.14” diameter bolt circle for mounting of the fan shroud. Motors are UL and CSA Recognized.
Jeet Finishing Machines Manufacturing and supplying electric motor such as electric power motors, industrial vibration motors, foot mounted vibration motors, electrical power motors, industrial vibration motors, centrifugal motors and electrical power motors.
Maruti Technologies Dealer and supplier of vector drives, vector ac drives, variable speed vector ac drives, space vector modulation ac drives, compact vector AC drives and compact variable frequency AC drives.
Naigra Industries Manufacturing and exporting electric motor, electric submersible motors, NEMA standard submersible motors, oil filled submersible motors OF4, water filled submersible motors WF4, single phase motors and water lubricated motors.
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