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The Brochure

Space constraints, rising energy costs, and stricter environmental standards are pushing facilities to rethink their blower systems. The Robox Direct rotary lobe blower package from Robuschi, a brand of Gardner Denver, addresses these challenges head-on. It delivers high efficiency, low noise, and a compact footprint—without compromising performance.

This direct-drive blower system eliminates belts and gears, reducing energy loss and maintenance. It’s designed for industries like pneumatic conveying, wastewater treatment, and chemical processing, where reliability and uptime are non-negotiable.

Get the full technical specifications, performance data, and installation details in the official Robox Direct brochure.
Robox Direct: Rotary Lobe Blower Package

Key Features

Direct-Drive Efficiency

  • No belts or gears: reduces transmission losses and servicing costs.
  • Regulated speed: adapts flow to application demand, minimizing energy waste.
  • Delivers up to 8% higher total efficiency than traditional belt-driven lobe blowers.

Compact Footprint

  • Requires 33% less floor space than conventional PD blower packages.
  • Stackable modular design supports scaffold or side-by-side installation.
  • Ideal for retrofits or space-limited compressor rooms.

Low Noise Operation

  • Enclosed base and redesigned internal silencer reduce noise to <75 dB(A).
  • Suitable for indoor installations without additional soundproofing.

Easy Maintenance

  • Slide-off panels and front access simplify servicing.
  • Oil filling and drainage are accessible from the front.
  • Relief valve (RVP 80) is adjustable for operational flexibility.

Robust Performance

  • Pressure range: up to 1,000 mbar(g)
  • Volume flow: up to 700 m³/h
  • Motor power: 22 or 30 kW

Technical Specifications

ConfigurationWith EnclosureWithout Enclosure
Dimensions (mm)770 x 1,435 x 1,290300 x 1,435 x 1,118
Weight650 kg525 kg
Piping ConnectionDN100 (1 outlet)DN100 (1 outlet)

 

FAQs

Its direct-drive motor eliminates belt and gear losses. Combined with speed regulation, this design improves total efficiency by 8%.