Siemens 6SY7000-0AB66 Radial Cooling Fan

Product Introduction

The Siemens 6SY7000-0AB66 is a radial cooling fan unit specifically engineered for G-type construction drive systems. This component plays a vital role in maintaining optimal operating temperatures for power electronics. It belongs to the SIMOVERT MASTER DRIVES and SINAMICS product families.

Specifically, this fan unit carries the designation 225/B7 and fits devices built on the G-type frame. Its primary function involves forced-air cooling of drive chassis and power modules. Therefore, it helps prevent thermal overload and extends equipment service life.

Technical Specifications and Performance

The 6SY7000-0AB66 operates on a standard 230V AC power supply. This single-phase fan delivers substantial airflow to dissipate heat effectively.

Key performance parameters include:

• Rated Speed: Approximately 2800 RPM

• Airflow Capacity: Up to 150 m³/h

• Maximum Static Pressure: 320 Pa

• Noise Level: Typically around 68 dB(A)

• Power Consumption: Approximately 85 watts

Furthermore, the unit employs a backward-curved impeller design. This geometry optimizes airflow efficiency while maintaining manageable noise levels. The motor uses Class F insulation, ensuring reliable operation in elevated temperatures.

Construction and Environmental Ratings

This radial fan features robust construction suitable for industrial conditions. The housing uses a reinforced plastic composite enclosure. Its double-shielded ball bearings support long operational life with minimal maintenance.

Environmental specifications include:

• Ambient Temperature: -25 °C to +60 °C

• Storage Temperature: -40 °C to +70 °C

• Relative Humidity: 5% to 95% (non-condensing)

• Altitude Rating: Up to 2000 meters

Additionally, the unit carries an IP54 protection rating. This means it resists dust ingress and water splashes from any direction. Such protection makes it suitable for factory floors and control cabinets.

Compatibility and Application Areas

The 6SY7000-0AB66 specifically supports G-type construction drives. It is commonly used with Siemens SIMOVERT MASTER DRIVES chassis units.

Typical applications include:

• Cooling of power modules in variable frequency drives

• Thermal management for inverter cabinets

• Ventilation of industrial control panels

Consequently, this fan is essential for maintaining system availability in demanding production environments. Its design ensures consistent airflow even with fluctuating ambient conditions.

Installation and Wiring Considerations

Mounting this fan unit requires attention to airflow direction. Ensure the outlet aligns with the drive's cooling duct. The standard flange configuration simplifies attachment to the chassis.

Electrical connection involves a standard 230V AC supply. Use a properly rated fuse or circuit breaker for protection. The unit operates on both 50 Hz and 60 Hz power grids without modification.

Always disconnect power before installing or servicing the fan. Check the impeller for debris periodically to maintain peak airflow.

Packaging List

Your shipment contains:

• 1 × Siemens 6SY7000-0AB66 radial cooling fan unit

• 1 × mounting hardware kit (fasteners and brackets)

• 1 × installation instructions with connection diagram

Note: Power cables and drive-specific mounting adapters are sold separately.

FAQ

1. Which drive systems use this fan?
This fan is designed for Siemens drives with G-type construction, including SIMOVERT MASTER DRIVES and some SINAMICS chassis units.

2. Can this fan run on 60 Hz power?
Yes. The unit operates on both 50 Hz and 60 Hz systems without performance loss.

3. What is the expected lifespan of the bearings?
The double-shielded ball bearings typically last 20,000 operating hours under normal conditions.

4. Is speed control available for this fan?
This single-phase AC motor operates at a fixed speed. Variable speed control is not supported.

5. What shipping carriers do you use?
We ship worldwide via FedEx, UPS, or DHL. Delivery timelines depend on your location.