The Frese 53-1180 is a motorized actuator designed for use with Frese OPTIMA Compact pressure independent control valves (PICVs) in HVAC systems. It supports various control signals and is ideal for space-constrained installations.

Key Specifications

• Model: Frese 53-1180
• Function: Motorized actuator for PICV valves
• Control Signals Supported:
  • Proportional 0–10 V DC
  • 4–20 mA
  • 3-position modulating
  • On/Off
• Nominal Stroke: Up to 5.5 mm
• Factory Preset Stroke: 2.5 mm or 5.5 mm
• Operating Temperature Range: 0°C to 50°C
• Storage Temperature Range: 0°C to 95°C
• Protection Class: Pollution Degree 2
• Mounting: Tool-free manual installation on Frese valves
• LED Indicator: Bi-color LED for status and diagnostics
• Auto Calibration: Available in versions with feedback (e.g., 53-1184)
• Electrical Protection: Short-circuit proof and polarity reversal protected
• Cable Connection: Plug-in or removable cable