Product introduction
315 kW high-voltage slip ring motor is a high-power industrial motor. Its core feature is the slip ring structure, which can effectively control the rotor circuit and realize soft start, speed regulation and power factor regulation. Its 315 kW rated power enables it to drive large industrial equipment such as mine hoists, water pumps, compressors, etc.
Product features
Good Heat Dissipation
The housing of the 315 kW high-voltage slip ring motor adopts a special fin structure with a fin height of 25 mm and a spacing of 10 mm, which increases the heat dissipation area by 40% compared with ordinary motors. At the same time, we use high-performance axial flow fans with an air volume of 3.5 m³/min, which is 20% higher than the standard fan. Therefore, when our motor is running at full load, the temperature rise is 15-20℃ lower than that of ordinary motors.
Good Starting Performance
The high-voltage slip ring structure of the 315 kW high-voltage slip ring motor can limit the starting current to 2.5 times the rated current, which is much lower than the 6-7 times starting current of ordinary squirrel cage motors. At the same time, it can generate a starting torque of up to 2.8 times the rated torque. Therefore, the motor can start within 0.8 seconds at full voltage, which is 40% faster than ordinary squirrel cage motors.
Strong Speed Regulation Capability
The 315 kW high-voltage slip ring motor can achieve smooth speed regulation within the rated speed range of 20-100%, with a speed regulation accuracy of ±0.2%. Moreover, by changing the rotor loop resistance, the motor can complete a 10% speed change within 0.5 seconds.
Product applications
Industrial Drive
The 315 kW high-voltage slip ring motor is commonly found in industrial environments such as steel mills, cement plants, and paper mills that require high-power drives, and is used to drive large pumps, fans, compressors, conveyor belts and other equipment.
Mining Machinery
In the field of mining, 315 kW high-voltage slip ring motors are widely used in mining machinery such as large excavators, hoists, crushers and conveying systems.
Ship Propulsion System
In the electric propulsion system of large ships, 315 kW high-voltage slip ring motors can be used as the main propulsion motor or auxiliary propulsion device of the ship.
Oil And Gas Industry
In the oil and gas industry, 315 kW high voltage slip ring motors are used to drive various equipment on drilling platforms, such as drilling pumps, mud pumps and compressors.
Water Conservancy Projects
In large water conservancy projects, 315 kW high voltage slip ring motors are often used to drive large water pumps. These water pumps can be used for irrigation systems, urban water supply, flood control and drainage, and many other purposes.

Product parameters
315kw high voltage slip ring motor
Basic technical requirements
Power kW 315
Voltage V 6000
Rotation speed rpm 497
Frequency Hz 50
Protection class IP 55
Insulation class F
Level of increase temperature B
Installation method 1001
Weight kg Not more than 5600kg




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