Control valve STEVI H - 485/488 | ARI | Philippopoulos s.a.
Control valve STEVI H - 485/488 | ARI | Philippopoulos s.a.

Control valve STEVI H - 485/488 | ARI

Maximum Precision and Efficiency: Control valve STEVI H - 485/488 | ARI

The Control valve STEVI H - 485/488 | ARI is your reliable solution for ensuring smooth and precise control in demanding industrial settings. Designed for outstanding performance, it brings a new level of accuracy and energy efficiency to your operation, making every process safer and more manageable.

Features & Benefits of Control valve STEVI H - 485/488 | ARI

  • Highly Accurate Flow Control: Experience consistent results with advanced regulation technology that keeps your process steady and reliable at all times.
  • Robust Construction: Built from durable materials, this valve stands up to harsh industrial environments, reducing maintenance and downtime.
  • Energy-Saving Performance: Optimized for minimal energy use, it helps reduce operational costs by using only what is necessary without compromising output.
  • Quick and Simple Installation: Engineered for ease of integration, saving you valuable time and simplifying both setup and future adjustments.
  • Low Noise Operation: Designed to minimize sound levels, this valve supports a safer and more comfortable working environment.
  • Flexible Compatibility: Suitable for various liquids and gases, meeting a wide range of process requirements with ease.

This state-of-the-art valve delivers immediate improvements to your system. Its innovative design ensures smooth control, even under fluctuating process conditions. You’ll get the accuracy you need while reducing the wear and tear that comes from traditional valves.

Safety is paramount with the Control valve STEVI H - 485/488 | ARI. Its advanced sealing technology prevents leaks, protecting both your equipment and your team. The intuitive construction means operators can perform adjustments or maintenance quickly, limiting costly downtime.

Trust in a product that’s made for efficiency. With the Control valve STEVI H - 485/488 | ARI, every drop and every unit of gas is handled precisely the way your process demands. Choose it for dependable, high-performing flow control that empowers your industrial operation.


Type : 72.492
Standard (Options)
  • DIN
Connection (Options)
  • Flanged
  • Threaded Joint
Material (Options)
  • CC499K
Pressure Rating (Options)
  • PN 16
Flow (Options)
  • Straight Way
  • Mixing
Actuator (Options)
  • Electric

Datasheet and documents

Description

✅ Available in three-way and straight-through configurations
✅ Compact design for HVAC applications
✅ Electric actuators with manual override and additional control options
✅ Multiple plug designs for optimized flow control
✅ Leakage class compliance per DIN EN 60534-4 and ANSI standards
✅ Various material options for enhanced durability


Technical Specifications

Valve Types & Configurations

  1. ARI-STEVI® H 491 / 492 – Compact control valves for heating, ventilation, and air conditioning (HVAC)

    • Fig. 491 – Three-way valve (mixing function)
    • Fig. 492 – Straight-through valve

  2. ARI-STEVI® H 485 / 486 / 487 / 488 – High-performance control valves for larger HVAC systems

    • Fig. 485 – Three-way valve with flanged connections
    • Fig. 486 – Straight-through valve with flanged connections
    • Fig. 487 – Three-way valve with threaded connections
    • Fig. 488 – Straight-through valve with threaded connections


Material Options & Pressure Ratings

Figure Nominal Pressure Material Nominal Diameter (DN) Temperature Range
H 491 / H 492 PN16 CC499K (CuSn5Zn5Pb5-C) DN15-50 0°C to +120°C
H 487 / H 488 PN16 CC499K (CuSn5Zn5Pb5-C) DN15-50 0°C to +130°C
H 485 / H 486 PN16 EN-JL1040 DN15-100 0°C to +130°C
H 485 / H 486 PN16 EN-JL1040 DN125-150 0°C to +130°C
H 485 PN16 EN-JL1040 DN200-250 0°C to +130°C

Other materials and custom versions are available upon request.


Plug Designs & Flow Performance

  • Parabolic plug with metal seat (standard) – Leakage Class IV (DIN EN 60534-4)
  • V-port plug with metal seat – Improved flow characteristics
  • EPDM-sealed plug (optional) – For applications requiring soft sealing
  • Flow characteristic: Equal percentage (DN15-32) / Linear (DN40-50)
DN (Size) Kvs Value (m³/h)
DN15 2.5
DN20 6.3
DN25 10
DN32 16
DN40 25
DN50 35
DN65 63
DN80 100
DN100 160
DN125 220
DN150 320
DN200 630
DN250 1000


Electric Actuators

The ARI-STEVI® H series control valves are equipped with electric actuators to allow precise modulation.

Actuator Options

  1. ARI-PACO 0.85kN / 1.6kN

    • Supply voltage: 24V/50Hz, 24/230V AC
    • Input signal: 0-10V, 3-step control
    • Handwheel & travel indicator included
    • Additional devices available (e.g., potentiometer)

  2. ARI-PREMIO 2.2-15kN / PREMIO-Plus 2G

    • Enclosure: IP65
    • Supply voltage: 24V AC/DC, 90-264V AC
    • Optional input signal:
      • 3-point control (12-250V AC/DC)
      • 0-10V
      • 4-20mA
    • Torque switches and manual override included


Closing Pressures & Operating Limits

Actuator Max Differential Pressure (bar) Closing Pressure (bar) Operating Speed (mm/s)
ARI-PACO 0.85kN 1.0 - 1.5 12.1 - 0.7 0.045
ARI-PACO 2G 1.6kN 1.5 - 2.0 16 - 2.6 0.11
ARI-PREMIO 2.2kN 3.3 - 2.1 3.3 - 0.7 0.38
ARI-PREMIO 5kN 4.2 - 2.7 3.3 - 2.2 0.38

Tests and Certification

DGRL 2014/68/EU (PED Pressure Equipment Directive)

Accessories & Compatibility