OEM WOLONG Nanyang ATB brand YWKK、YWKS High-voltage Non-sparking Three-phase Induction Motor(frame size 315~630) Factory, Companies

The Schorch brand YWKK, YWKS series of high voltage non-spark three-phase asynchronous motor is combined with the WOLONG electric group’s long-term stable high pressure ac motor series design and manufacturing experience new generation of products, is the explosion-proof series of upgrade products, is the WOLONG Nanyang Explosion Protection company in various fields to provide you with the most suitable for high quality, cost-effective motor.

Product Description

This series of high voltage electric motors adopts a box-type structure, a steel plate bending machine base, and a cast iron end cover, which has the advantages of strong load capacity, easy maintenance and assembly. The motor is light and has good rigidity. After removing the cooler, you can observe or touch the inside of the AC motors, which is convenient for installation and maintenance.

The stator adopts a pressed-in external pressure structure, the stator winding adopts 155 (F) grade insulation, and the stator coil is wound with double glass fiber film tape wrapped copper flat wire. After wrapping the main insulation and VPI overall varnishing, it has high electrical strength, mechanical strength, insulation performance, moisture resistance and thermal stability.

Application

This series of motor has lower center height, higher power, lower noise, safe and reliable operation, use dimension convenient and other features. Suitable for Zone 2 hazardous areas with explosive environments. Drive various fans, compressors, pumps, crushers, cutting machinery, transportation machinery, general machinery and other mechanical equipment, in mining, steel, machinery, petroleum, chemical, power station and other working conditions in the enterprise as the prime power.

Model Description
Model: Y W KK(KS)-630-4W
  • Y: Three Phase Asynchronous Motor
  • W: No spark
  • K K: Air to air cooling
  • K S: Air to water cooling
  • 630: Specification code, indicating that the shaft center height is 630mm
  • 4: Poles
  • W: Environmental code, meaning outdoor (indoor omitted)
Implementation Standards
GB 755 rotary motor rating and performance
Classification of structure type, installation type and junction box position of GB/T 997 rotary motor (IM code)
GB/T 1032 three-phase asynchronous motor test method
GB/T 1993 Rotating motor cooling method
GB/T 4942.1 Protection class (IP code) classification of the overall structure of the rotating motor
GB 1971 Rotary motor line end mark and direction of rotation
GB/T 4772.2 Dimensions and output power levels of rotating motors - Part 2: Stand sizes 355 to 1000 and convex border numbers 1180 ~ 2360
GB 10068 - Measurement, assessment and limits of mechanical vibration for motors with a shaft center height of 56mm and above
GB/T 10069.1 Rotating motor noise determination methods and limits - Part 1: Rotating motor noise determination methods
GB 10069.3 Rotating motor noise determination methods and limits - Part 3: Noise limits
GB 14711 General safety requirements for small and medium-sized rotating motors
GB 30254 high voltage three-phase cage asynchronous motor energy efficiency limit value and energy efficiency class
Basic Features
Frame number
315 ~ 630
Electric voltage
6000 ~ 10000V
Frequency
50Hz, 60Hz
Power range
160 ~ 5600kW
Pole number
2 ~ 20P
Heat classification
155(F)
Temperature rise limit
80K(Class B), 105K(Class F)
Efficiency
Level 3 energy efficiency. Conforms to GB30254-2013
Cooling method
See Table 2
Installation Mode
IMB3
Protection level
See Table 2
Operation mode
S1
Ambient air temp
-15℃ ~ +40℃
Altitude
≤1000mm
Standard Configuration
Indoor
Optional Configurations
Outdoor (W), outdoor anti-medium corrosion (WF1), outdoor anti-strong corrosion (WF2), indoor anti-middle equal corrosion (F1), indoor corrosion protection (F2), hot and humid zone (TH), dry tropical zone (TA), outdoor hot and humid zone (THW), outdoor dry tropics (TAW).
Mounting & Technical Dimensions
Mounting dimensions diagram
Parameters & Specifications
Frequently Asked Questions

What are the main structural advantages of this high voltage electric motor series?

This series of motors features a box-type structure, a steel plate bending machine base, and a cast iron end cover. It provides strong load capacity, high rigidity, a lightweight design, and easy assembly. Additionally, the cooler can be removed to easily inspect and maintain the inside of the AC motor.

What class of insulation is used in the stator winding?

The stator utilizes a pressed-in external pressure structure with Class 155 (F) insulation. The coils are wound using double glass fiber film tape wrapped copper flat wire, completed with VPI overall varnishing to deliver premium electrical and mechanical strength along with moisture resistance.

Are these motors suitable for hazardous and explosive environments?

Yes, these motors are specifically designed and certified for safe and reliable operation in Zone 2 hazardous areas with explosive environments.

What cooling methods do these motors support?

The motor models support both Air-to-Air cooling (denoted as KK) and Air-to-Water cooling (denoted as KS) configurations to meet different industrial environment demands.

What are the key technical standards and energy efficiency levels met?

These motors comply with multiple national standards, including GB 755 and GB 30254, achieving Level 3 energy efficiency for high-voltage three-phase cage asynchronous motors.

What customized environment options are available?

While the standard configuration is for indoor use, optional variants include outdoor (W), anti-corrosion grades (WF1, WF2, F1, F2), and tropical climate adaptations (TH, TA, THW, TAW).

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