1.5 kW 210 m³/h Blower Vacuum Pump Motor

Detailed Product Review

The VP1500 Series Blower Vacuum Pump Motor, with a power of 1.5 kW (2 HP), offered by Mermak CNC Technology Market, is a side channel type machine designed to meet both vacuum and pressure requirements in industrial automation and CNC machining processes. This motor operates on a dynamic principle to accelerate airflow and create a pressure difference. Internally, it features one or two dynamically balanced impellers directly connected to the motor shaft. Air is drawn in through the inlet port, enters between the impeller blades, and is accelerated outwards by centrifugal force, following a spiral path in the side channel. Its kinetic energy is increased with each rotation. This continuous acceleration and re-compression cycle generates airflow at the outlet port with high flow rate and a specific pressure or vacuum level. The oil-free and contactless operating principle minimizes friction and thus wear, offering long-term and uninterrupted operational capability.

The housing of the VP1500 model is made of high-strength, lightweight cast aluminum. This material choice enhances the motor’s structural integrity and effectively dissipates heat generated during operation, optimizing thermal stability. For system integration, the 2-inch (DN50) standard inlet/outlet port diameter allows for easy adaptation to existing piping and hose systems. This unit provides critical vacuum power for securely holding materials such as wood, MDF, and plexiglass during machining on CNC router tables, especially those utilizing zoned vacuum applications. It also has a wide range of industrial applications, including efficient transfer of light materials like plastic granules, grains, or dust in pneumatic conveying lines; vacuum bagging or product placement automation in the packaging industry; suction of yarn and fabric waste in textile machinery; ventilation (oxygen supply) in water treatment plants and fish farms; and central vacuum systems for dental equipment. The 380V three-phase electrical supply is fully compliant with Turkish industrial standards.

Optimized Airflow and Pressure Capacity: The VP1500 model offers a precise balance for medium-scale industrial applications with its maximum airflow capacity of 210 m³/h. This flow rate ensures that materials on CNC vacuum tables are securely held to the surface with uniform and sufficient force, increasing machining accuracy and safety. Simultaneously, it consistently provides the dynamic pressure or vacuum required for material transfer over a certain distance and height in pneumatic conveying systems. Maximum vacuum of -210 mbar and pressure of +220 mbar provide flexibility across a wide range of applications, enabling a single unit to meet both suction and blowing requirements.

High Energy Efficiency and Low Operating Cost: The 1.5 kW motor power offers significantly lower electricity consumption compared to higher capacity blowers (e.g., 4 kW), while providing optimal performance in applications where smaller motors (like 0.75 kW) might be insufficient. The oil-free and contactless operation of Side Channel technology minimizes internal friction, reducing energy losses. This allows the motor to achieve the same airflow and pressure/vacuum levels while consuming less energy. Consequently, businesses observe a significant reduction in long-term energy costs, optimizing the Total Cost of Ownership (TCO).

Maximum Mechanical Durability and Minimum Maintenance Requirement: The VP1500 Blower Vacuum Pump Motor offers high mechanical durability and corrosion resistance thanks to its cast aluminum housing. This material also provides excellent thermal conductivity, helping the motor remain thermally stable even under continuous operating conditions. One of the most important features of Side Channel technology, its oil-free and contactless operating principle, eliminates parts subject to wear within the motor (such as carbon vanes or oil seals). This completely removes routine maintenance tasks like periodic oil changes, filter replacements, or worn part renewals. This maintenance-free design extends the motor’s lifespan while minimizing unplanned downtime in production processes, thereby increasing operational efficiency.

Technical Specifications and Capacity

Technical Frequently Asked Questions (FAQ)

What fundamental mechanical differences does Side Channel Blower technology offer compared to traditional rotary vane vacuum pumps?

Unlike rotary vane pumps, side channel blowers do not transfer air through directly contacting moving parts (vanes). Instead, they use the centrifugal force generated by the rotation of an impeller connected to the motor shaft to accelerate and compress air along a spiral path within the side channel. This operating principle ensures continuous re-compression of airflow by maintaining minimal clearance between the impeller and the housing. Traditional rotary vane pumps operate by vanes rotating within a rotor slot to compress and discharge air, which leads to vane wear over time and requires lubrication. The oil-free and contactless nature of side channel blowers eliminates mechanical wear and significantly reduces maintenance costs.

What advantages does the VP1500 model’s ability to be used for both vacuum and pressure applications offer in system design?

The VP1500 model’s bidirectional operating capability, meaning it can generate both negative pressure (vacuum) and positive pressure (blowing), offers significant flexibility to industrial system designers. This feature allows the same unit to be used in different process steps or for different functions. For example, while creating vacuum to hold a material on a CNC machining center, the same motor can provide compressed air in the next stage to clean chips or dust. This eliminates the need to purchase and integrate separate vacuum pump and compressor units, reducing initial investment costs and minimizing the system’s footprint. Furthermore, maintaining a single motor and managing its spare parts is simpler than managing two separate systems, which increases operational efficiency.

Why are the use of a relief valve and a particle filter critical for the long-term and efficient operation of the motor?

A relief valve and a particle filter are vital components for protecting the blower vacuum pump motor and ensuring its performance sustainability. The relief valve automatically opens in situations of excessive vacuum or pressure within the system, preventing the motor from operating outside its nominal range. This prevents the motor from being overloaded, subjected to thermal stress, and potential mechanical failures. The particle filter traps solid particles such as dust, chips, and fibers present in the intake air, preventing contamination or damage to the impeller and the side channel. Accumulation on the impeller can unbalance the motor, reduce its efficiency, and even lead to impeller seizure. These two components extend the motor’s lifespan, reduce maintenance needs, and ensure continuous, reliable operation.

What kind of performance optimization does the 1.5 kW motor power and 210 m³/h airflow offer for medium-scale CNC vacuum tables?

The combination of 1.5 kW motor power and 210 m³/h airflow offers a performance optimization that can be described as a “sweet spot” for medium-scale CNC vacuum tables. This capacity can effectively power multiple vacuum zones in zoned vacuum applications on tables typically sized 1200×2400 mm or similar. The 210 m³/h airflow provides the necessary volumetric flow to compensate for air leaks during machining and to hold materials securely to the surface with adequate vacuum force. The maximum vacuum value of -210 mbar guarantees sufficient holding force for most wood, MDF, and plexiglass materials, while the 1.5 kW power consumption avoids the high energy costs associated with larger motors and eliminates situations where smaller motors would be insufficient. This balance optimizes operating costs while providing a reliable holding solution without compromising machining quality.

Mermak has 16 years of experience in the industrial automation sector, operating from our factory and warehouse in Ankara Uzay Sanayi. Our website displays up-to-date stock quantities and prices. Products in stock are dispatched directly from our warehouse, eliminating production waiting times. We ensure careful packaging, meticulous invoice and document handling, and collaborate with reliable logistics partners. The Mermak team closely monitors the shipment process. Upon request, we can arrange product videos or factory viewings via WhatsApp or other contact channels. We proudly supply to numerous countries including the United Kingdom, United States, Canada, Australia, Ireland, and New Zealand, as well as South Africa and similar international markets.