21 G Series
Certifications
The 21-G Series three-phase high-voltage motors deliver up to 23,000kW of power with rugged steel construction, advanced copper bar rotor technology, and global standard compliance, making them ideal for demanding industrial applications and variable frequency drive systems.
High-Power, Globally Compliant Motors for Demanding Applications
The 21-G series three-phase high-voltage motors are designed for all applications and industries. The 21-L Series is compatible with variable frequency drive applications.
- Up to 23,000kW (30,800 HP)
- Frames 400 to 900
- Rugged, fabricated steel construction
- Designed to meet worldwide standards
- Fabricated copper bar rotor construction
- C5 steel lamination
21-G Series Motors Features and Benefits
Design Feature
- Electrical design including:
- Extensive electrical magnetic field analysis
- Heat transfer analysis
- Improved ventilation
- Advanced techniques in core and frame construction
- Advanced VPI Insulation System
- Culture of quality and continuous improvement
Customer Benefit
- Increased efficiency
- Higher power factor
- Superior starting characteristics
- Compact design requires smaller space and lighter foundation
- Lower noise and vibrations address health and reliability concerns
- Can withstand higher power surges
- Low operating and maintenance costs
- High reliability
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