+86 150-9133-5307

Petrochemical Industry

YB Series Explosion-Proof Electric Motors

Release Date :2026-01-05Clicks :

YB Series Explosion-Proof Electric Motors

Product Overview

In the refining and petrochemical sectors, a wide variety of explosion-proof motors are required and used across numerous applications. However, the majority of these motors are rated at 2,000 kW and below, with the YB2 / YB3 series high-voltage flameproof motors being the most widely applied.

The YB series motors are high-efficiency and energy-saving products developed using the company’s mature low-resin VPI (Vacuum Pressure Impregnation) insulation system combined with the most advanced analytical and design methods.

As a new-generation externally rib-cooled motor design, this series features high reliability, compact structure, high power density, low vibration, low noise, high efficiency and energy saving, safety and environmental friendliness, as well as easy installation and maintenance.

Product Coverage

  • Center height: H355 – H630

  • Power range: 185 kW – 3,150 kW

  • Energy efficiency:

    • The entire series meets National Grade 2 energy efficiency standards

    • Grade 1 energy efficiency can be achieved upon customer request

Product Features

The YB2 / YB3 series high-voltage flameproof motors offer the following advantages:

  • High reliability

  • Compact structure

  • High power density

  • Low vibration and low noise

  • High efficiency and energy saving

  • Safe and environmentally friendly operation

  • Convenient installation and maintenance

Industry Applications

At present, YB series explosion-proof motors have been widely applied in major large-scale refining and petrochemical projects, including those of:

  • Sinopec

  • CNPC (PetroChina)

  • CNOOC

  • Hengli Petrochemical


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