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FAQs - Frequently Asked Questions
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Butterfly Valves PN 16 VKF42
Description: The Butterfly Valves PN 16 VKF42 are designed for use as motorized or shut-off valves in heating, ventilation, and air conditioning (HVAC) systems. Featuring a nodular cast iron valve body and available in sizes DN 50 to DN 600, these valves offer robust construction and efficient fluid control. They ensure tight-closing performance in accordance with ISO 5208, leakage rate A, and require no maintenance, providing reliable operation. The valves can be equipped with various electromotoric actuators or damper actuators, offering flexibility in control options.
Key Specifications:
- Valve Body: Constructed from nodular cast iron, ensuring durability and corrosion resistance.
- Size Range: Available in sizes DN 50 to DN 600, catering to a wide range of system requirements.
- Flow Capacity (kvs): Provides a flow capacity ranging from 70 to 37,000 m³/h, ensuring efficient fluid control.
- Flange Connection: Designed for fitting with PN 16 counter-flanges to ISO 7005, ensuring secure and leak-proof connections.
- Leakage Rate: Tight-closing performance in accordance with ISO 5208, leakage rate A, ensuring minimal fluid leakage.
- Actuator Compatibility: Can be equipped with various electromotoric actuators or damper actuators, offering flexibility in control options.
Key Features:
- Maintenance-Free Operation: Requires no maintenance, reducing downtime and operational costs.
- Versatile Application: Suitable for use in open and closed circuits, chiller and cooling tower sequencing circuits, and for controlling flow to heat exchangers.
- Control Options: Compatible with 2-position (SPDT) or 3-position controls, offering flexibility in control strategies.
- Robust Construction: Body made of nodular cast iron, ensuring durability and reliability in harsh operating conditions.
- Environmental Compliance: Conforms to environmental standards and directives, ensuring environmentally compatible product design.
Technical Data:
- Operating Data: PN10 and PN16 to ISO 7005, ANSI150 to ASME B16.5, JIS10K to JIS B2220
- Permissible Operating Pressure: 1600 kPa (16 bar)
- Medium Temperature: -10…80 °C
- Flange Connection for Pipes: PN10 and PN16 to ISO 7005, ANSI150 to ASME B16.5, JIS10K to JIS B2220
- Face to Face Dimension: DIN EN 558, series 20
- Angle of Rotation: 90°
The Butterfly Valves PN 16 VKF42 offer reliable and efficient fluid control in HVAC systems, with their durable construction, tight-closing performance, and compatibility with various control options.
Part Numbers:
VKF42.50 Butterfly Valve Flanged PN16 DN50 Kvs 70 (S55237-V100)
VKF42.65 Butterfly Valve Flanged PN16 DN65 Kvs 155 (S55237-V101)
VKF42.80 Butterfly Valve Flanged PN16 DN80 Kvs 250 (S55237-V102)
VKF42.100 Butterfly Valve Flanged PN16 DN100 Kvs 510 (S55237-V103)
VKF42.125 Butterfly Valve Flanged PN16 DN125 Kvs 820 (S55237-V104)
VKF42.150 Butterfly Valve Flanged PN16 DN150 Kvs 1350 (S55237-V105)
VKF42.200 Butterfly Valve Flanged PN16 DN200 Kvs 3100 (S55237-V106)
VKF42.250 Butterfly Valve Flanged PN16 DN250 Kvs 4550 (S55237-V107)
VKF42.300 Butterfly Valve Flanged PN16 DN300 Kvs 7500 (S55237-V108)
VKF42.350 Butterfly Valve Flanged PN16 DN350 Kvs 10250 (S55237-V109)
VKF42.400 Butterfly Valve Flanged PN16 DN400 Kvs 14100 (S55237-V110)
VKF42.450 Butterfly Valve Flanged PN16 DN450 Kvs 18500 (S55237-V111)
VKF42.500 Butterfly Valve Flanged PN16 DN500 Kvs 24000 (S55237-V112)
VKF42.600 Butterfly Valve Flanged PN16 DN600 Kvs 37000 (S55237-V113)