... , low noise, small vibration, low temperature rise, wide output speed, and high efficiency: 92%-96%.2. Special broadband wide - ... working normally under full load between 20Hz-60Hz3. Modular design with strong interchangeability. 4. Iron cast housing, good rigidity, ... food, electronics, leather, pharmaceutical, textile etc.Model designation Certificate Foot Mounted G3 Helical Electric Geared Motor