Recommended Products
- YBX5 Series Flameproof Three-phase Asynchronous Motors
-
Product Category: Explosion-proof motors
Power Range: 0.18 - 375 kW
Frame Size: 80 - 355
Number of Poles: 2, 4, 6, 8
Cooling Method: IC411
Protection Class: IP55
Insulation Class: Class F
Energy Efficiency Class: Grade 1 energy efficiency in GB18613 - 2020 (IE5 according to IEC standards)
- YBX4 Series Flameproof Three-phase Asynchronous Motors
-
Product Category: Explosion-proof motors
Power Range: 0.18 - 375 kW
Frame Sizes: 80 - 355
Number of Poles: 2, 4, 6, 8
Voltage and Frequency: 380V/50Hz
Cooling Method: IC411
Protection Class: IP55
Insulation Class: Class F
Energy Efficiency Class: Grade 2 energy efficiency according to GB18613 - 2020 (IE4 according to IEC standards)
Top articles
MOTOR PROTECTION GRADE IP
Ingress protection of the cover（IEC60034-5 Standard and GB/T 4942.1 Standard)
| IP.. |
First digit: Ingress of solid objects |
Second digit: Ingress of liquids |
|---|---|---|
| 0 | No protection | No protection |
| 1 | Protected against solid objects over 50mm e.g. hands, large tools. | Protected against vertically falling drops of water or condensation. |
| 2 | Protected against solid objects over 12mm e.g. hands, large tools. | Protected against falling drops of water, if the case is disposed up to 15 from vertical. |
| 3 | Protected against solid objects over 2.5mm e.g. wire, small tools. | Protected against sprays of water from any direction, even if the case is disposed up to 60 from vertical. |
| 4 | Protected against solid objects over 1.0mm e.g. wires. | Protected against splash water from any direction. |
| 5 |
Limited protection against dust ingress. (no harmful deposit) |
Protected against low pressure water jets from any direction. Limited ingress permitted. |
| 6 | Totally protected against dust ingress. | Protected against high pressure water jets from any direction. Limited ingress permitted. |
| 7 | N/A | Protected against short periods of immersion in water. |
| 8 | N/A | Protected against long, durable periods of immersion in water. |
| 9k | N/A | Protected against close-range high pressure, high temperature spray downs. |
Previous page：WORKING CONDITION OF MOTORS
Next page：MOTOR EFFICIENCY LEVELS
