A. Low Voltage Motor
With strict quality control and custom designs, Hyosung’s low voltage motors have gained the trust of worldwide customers. Type of Low Voltage Motor is IEC Standard Motor, NEMA Standard Motor and Explosion Proof Motor.
a. IEC Standard Motor (LV)
Hyosung’s low voltage motors are available models defined by the IEC including enclosed, semienclosed, flange and high efficiency types.
Hyosung offers motors that meet the KS and IEC standards with high-quality motors that best fit the standards as well as operate optimally, especially in industrial environments.
- High compatibility and various models
- Compact and lightweight
- Superior features and high reliability
- Rated Power – 0.4kW ~ 750kW
- Types available – Totally enclosed, partially enclosed, explosion proof, inverter, pole change, mining, special purpose, etc.
b. NEMA Standard Motor (LV)
Hyosung’s NEMA standard motors are designed based on the NEMA standard to meet the requirements of market needs.
The motor apply highly reliable class F and H insulation types that are resistant to both heat and moisture. The use of carefully selected electric materials, precision parts, and bearings reduces mechanical loss and minimizes both vibration and noise. International certification from UL and CSA, and manufactured with higher efficiency than defined by the US EPAct and CSA.
- High compatibility, various models
- Superior features and high reliability
- Output – 1HP~200HP
- Types available – enclosed, partially enclosed, explosion-proof
c. Explosion Proof Motor (LV)
When an electric device is used in a location where explosive gas or steam is present, such as a petrochemical plant, an explosion-proof motor must be used to prevent the possibility of an explosion.
An explosion-proof motor must be used to prevent the possibility of an explosion. Hyosung’s explosion-proof motor ensures the safety required by domestic and international standards;
Hyosung also maintains the relevant certificates.
- International explosion-proof certificates (UL, ATEX, IEC, etc.)
- Reliable insulation system that feature excellent operation
- Solid structure that endures internal explosion
- High safety standards required by petrochemical plants
- Output – 0.4kW ~ 750kW
- Types available – Pressure
B. High Voltage Motor
Hyosung has supplied motors for power stations since 1978 and has developed super high voltage insulation systems of the 13,200V class for atomic power plants, proving its excellent reliability. Type of High Voltage Motor is IEC Standard Motor, NEMA Standard Motor and Explosion Proof Motor.
a. IEC Standard Motor (HV)
Hyosung’s IEC standard motors feature excellent insulation systems and strict process controls and quality management that allow for a low vibration and noise structure design. Its double cage rotor structure and special varnish finishing, as well as international standards (e.g., IEC, NEMA, and IEEE), allow the motor to run perfectly under various load conditions including a condition with a wide moment of inertia.
Features:
- Excellent insulation system (Hyosung class F Supact Insulation System)
- Special cage rotor structure suitable for various load conditions (double cage, deep-slot cage type)
- Low vibration and noise structure design (ANSYS & NASTRAN)
- Optimum design through electromagnetic and flow analysis (C.F.X & FLUX 2D)
Application:
- Pump, Fan, Compressor, Crane, Mill, Crusher
- General and steel industries
- Petrochemical and cement plants
- Hydraulic & thermal power plants
- Atomic power plant (Class-1E (Q-Class) & Non Class-1E Motor)
- Ships
Scope of Production
Output – maximum of 20,000kW
Voltage – maximum of 13.2kV
Enclosure – TEFC, TEAAC, TEAO, ODP, WPI, WPII, Water-Cooled or Pipe-Ventilated, and Explosion-Proof
Insulation class – F-type, H-type
Voltage range – 3,300 ~ 13,800V
Frequency – 50Hz , 60Hz
b) NEMA STANDARD MOTOR (HV)
Hyosung’s NEMA standard motor has acquired the international certification from NEMA and its superiority has been verified by their global customers. It features an excellent insulation system, strict process controls, and quality management, which allow for a low vibration and noise structure design; its double cage rotor structure and special varnish finishing, allows the motor to run perfectly under various load conditions including a condition with a wide moment of inertia.
Features:
- Excellent insulation system (Hyosung class F Supact Insulation System)
- Special cage rotor structure suitable for various load conditions (double cage, deep-slot cage type)
- Low vibration and noise structure design (ANSYS & NASTRAN)
- Optimum design through electromagnetic and flow analysis (C.F.X & FLUX 2D)
Application
- Pump, fan, compressor, crane, mill, crusher
- General and steel industries
- Petrochemical and cement plants
- Hydraulic & thermal power plants
- Atomic power plant (Class-1E (Q-Class) & Non Class-1E Motor)
Scope of Production
Output – Up to 20,000kW
Voltage – 3,300 ~ 13,800V
Frequency – 50Hz, 60Hz
c) EXPLOSION-PROOF MOTOR (HV)
Hyosung’s explosion-proof motor is a special self-protective motor which does not
ignite due to an external explosion in highly-explosive areas and endures explosion
pressures that occur from the inside of its container.
- Ex d – The container endures internal explosion pressure when explosive gas explodes or steam causes a large pressure increase. In addition, the motor is structured to protect from external explosive gas or steam that may enter through the joints or openings.
- Ex p – The protective gases’ pressure is maintained at a higher level than the external environment to create an explosion-proof structure that protects the motor from external influence.
- Ex e – This motor has a mechanically and electrically enhanced safety structure against temperature increases for preventing an electrical spark and arc, which can act as an igniter for the explosive gas or steam in operation.
Features:
- International explosion-proof certificates (UL, ATEX, IEC, KR, etc.)
- Solid structure for enduring an internal explosion
- High safety required in petro chemistry plants
Scope of Production
Output – Up to 1,350kW
Voltage – 3,300 ~ 13,800V
Frequency – 50Hz, 60Hz
C. DC Motor
Hyosung’s DC motor is very strong in terms of its mechanically and generally used as a driving motor of a variable-speed continuous process, which requires high speed variability and precision.
Features:
- Use of quality materials and high insulation system
- Applies H-class insulation to the stator and armature
- Adopts a high-class commutator and brush
- Polyester-based varnish vacuum impregnation
- Variety of products with excellent operational features
- Adopts IEC 34 standard specifications
- Various cooling methods and protection classes
- Easy speed control and good torque characteristics
Application:
- General and steel industries
- Cranes and press machines
- Moulding extrusion machines, cement plants, wire drawing and stranding machines
- Ski lifts, ropeways and stage equipment
Scope of Productions
- Output – 1.5kW ~ 1,250kW
- Cooling method – IC06, IC01, IC17, IC37, IC410, IC416, IC666, IC86W
- Protection class – IP23S, IP44, IP54
D) Special Motor
With the capability to manufacture all types of motors, ranging from general industrial motors to special-purpose, Hyosung is able to deliver optimum motors suitable for any place and any purpose.
a) MARINE MOTOR
Hyosung’s marine motors are designed for wet, moist, and corrosive environments. The marine motor design adopts a corrosion-proof frame which allows the motor to be operated normally even when the motor gets wet. In addition, a space heater is used to remove the moisture in the motor when the motor is frequently started in a moist environment after a long period of non-use.
Features:
- Corrosion-proof frame
- Reliable insulation system
- Superior durability and environmental characteristics
- Low-noise and low vibration
- Excellent operational features
- Thruster motor for shipsli>
- Highly-efficient and low-power start
- Excellent motor control and superior compatibility with protection equipment
Scope of Productions
- Output – 0.4kW ~ 20,000kW
b) INVERTER DUTY MOTOR
Hyosung’s inverter duty motor changes the input of the motor as desired and controls the speed and torque over a wide range and even making it possible to precisely control speed and torque at low frequencies.
Features:
- Easy and precise control at low frequencies (with built-in encoder)
- Superior control characteristics
- Reliable insulation system
- Increased strength against the inverter switching surge voltage
- Compatible with the standard motor‘s frame
- Strengthened compatibility with the inverter
- Highly-efficient and low-power start
- Cooling characteristics suitable for inverter operation
Scope of Productions
- Output – 0.4kW ~ 10,000kW
- Product Lineup – Scalor Inverter duty motors (V/F control) and Vector Inverter duty motors (HV2, HV2, HV3, HV5)
c) WOUND ROTOR MOTOR
Hyosung’s wound rotor motor is designed with low-noise and low-vibration structure.
Features:
- Reliable insulation system
- Superior operational features
- Highly-efficient and low-power start-up
- Superior motor control and excellent compatibility with protective equipment
- Cooling characteristics suitable for pole changes
Scope of Productions
- Output – Up to 5,000kW
- Voltage – 3,300 ~ 13,800V
- Frequency – 50Hz , 60Hz
d) POLE CHANGE MOTOR
Hyosung’s pole change motor offers both a separate winding and changes the wiring to a specially designed wiring for the purpose of variable speed in order to control the requested speed.
Features:
- Reliable insulation system
- Superior operational features
- Highly-efficient and low-power start-up
- Superior motor control and excellent compatibility with protective equipment
- Cooling characteristics suitable for pole changes
Scope of Productions
- Output – 0.4kW ~ 1,500kW
- Constant Torque
- Constant Horsepower
- Variable Torque
e) ALUMINIUM FRAME MOTOR
Aluminium has higher thermal conductivity and lighter weight than iron. Hyosung’s aluminium frame motors use an aluminium frame and brackets. Through optimized design, they provide a superior cooling effect and aluminium motors are 15 ~ 45% lighter than the casting-framed motor. In addition this type of motor is compatible with previously installed motors because it uses the same frame dimensions as the standard motor.
Features:
- Optimized design using aluminium with excellent thermal conductivity, allowing for its compact dimensions and a 15 ~ 45% lighter weight than the casting-framed motor.
- Aesthetic exterior adopting an aluminium die-casting process
- Compatible with casting frame and brackets
- Adopts Protection Code IP54
- Attachable/removable foot
- Changeable terminal position (112Fr. or higher)
Scope of Productions
- Output – 0.4kW ~ 11kW
f) TRACTION MOTOR
Hyosung’s traction uses a vacuum pressure impregnation method for perfect dielectric strength of the stator wound.
g) PERMANENT MAGNET MOTOR
Hyosung’s permanent magnetic (PM) motor is a combination of the induction and permanent magnet motors and it operates like the induction motor during start-up, but, during rated operation, it operates like the permanent magnet motor for a high efficiency and power factor.
h) HIGH EFFICIENCY
Hyosung’s BLDC is compact and lightweight through the adoption of a highperformance SmCo permanent magnet and also via adopting the coil and insulation specifications, which can endure high temperatures of up to 180ºC. Its exterior is made of aluminium alloy to resist vibration and shock. Its structural characteristics are strong against vibration and shock, and are designed and manufactured according to military standards. The BLDC motor, which is mass-produced, is available from 0.6~106 kW, up to 25,000rpm. The induction motor for a torpedo adopts a 7-phase motor for maximizing its output.
Features:
- Use of high-performance permanent magnet: SmCo (small and lightweight)
- Ensures high reliability by performing environmental tests (vibration, temperature/humidity, shock)
- Reduction gear integral design
- Designed strong against vibration and shock using an aluminium alloy frame (small BLDC)
- Adopts the military standards
Application
- Torpedo thrust motor
- Missile Actuator