Delta-Elektrogas MZ Servomotors

In modern industrial heating, the ability to modulate flow precisely is key to reducing emissions and energy costs. The MZ series servomotors act as the bridge between electronic control signals and mechanical flow regulation. By rotating the valve stem to specific degrees, the motor adjusts the gas or air volume to match the heat demand of the system. This proportional control prevents the temperature fluctuations often associated with standard on/off solenoid valves.

The technical superiority of the Delta-Elektrogas MZ Servomotors is found in their rugged construction and versatility. The housing is made of die-cast aluminum to protect the internal gears and electronics from industrial debris and heat. Each unit features adjustable cams, allowing technicians to set minimum and maximum opening positions with high repeatability. Additionally, the series offers various rotation times and torque ratings to suit different valve sizes and process speeds. With its oil-bath lubrication and high-torque output, the MZ servomotor ensures smooth, maintenance-free operation over thousands of cycles, making it a critical component for any advanced Burner Management System (BMS).

Description

The Delta-Elektrogas MZ Servomotors are high-precision motorized drives engineered for the proportional control of butterfly valves, linear flow valves, and other regulating devices in combustion systems. These servomotors provide the accurate angular positioning required to maintain the perfect balance of gas and air, ensuring high fuel efficiency and stable burner operation.

Specifications

  • Supply Voltage: 230V AC, 110V AC, 24V AC/DC
  • Control Signals: 2-point (on/off), 3-point (floating), or Modulating (4-20mA / 0-10V)
  • Rotation Angle: 0° to 90° (Adjustable)
  • Torque Output: 1.5 Nm to 30 Nm (Model dependent)
  • Rotation Time (for 90°): 7s, 15s, 30s, or 60s
  • Duty Cycle: 100% Continuous operation
  • Power Consumption: 4 VA to 7 VA

Features

  • High Precision Positioning: Ensures accurate modulation of gas and air valves for optimized stoichiometric combustion.
  • Adjustable Cams: Provides the flexibility to set precise travel limits and auxiliary signal triggers.
  • Robust Gear Train: Permanently lubricated metal gears designed for heavy-duty industrial cycles.
  • Multi-Signal Compatibility: Easily connects to standard industrial controllers, PLCs, and flame safeguards.
  • Manual Override Capability: Allows for manual valve positioning during commissioning or power loss.
  • Heavy-Duty Housing: Aluminum construction ensures durability against vibration and thermal stress.

Applications

  • Modulating Burner Control: Driving butterfly valves for continuous gas/air ratio regulation.
  • Industrial Furnaces: Managing heat output for metallurgical, ceramic, and glass kilns.
  • Boiler Automation: Precise fuel regulation for high-capacity steam and hot water plants.
  • HVAC Air Dampers: Positioning large air dampers in commercial ventilation and heating units.
  • Thermal Oxidizers: Controlling flow rates in VOC abatement and chemical processing systems.