Type 6407 Servo-assisted 2/2-way piston valve
The Type 6407 is a servo-assisted piston valve designed for applications requiring safe and efficient fluid control. It features a fixed coupling between the pilot valve and piston, enabling operation without pressure difference. Suitable for gases, steam, and liquids with low operating temperatures, it ensures leak-tightness and durability with various seal material combinations.
Specification Snapshot
Dimensions
DN13-DN50
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Overview
The Type 6407 is a servo-assisted piston valve designed for applications requiring safe and efficient fluid control. It features a fixed coupling between the pilot valve and piston, enabling operation without pressure difference. Suitable for gases, steam, and liquids with low operating temperatures, it ensures leak-tightness and durability with various seal material combinations.
Specifications
| Parameter | Value |
|---|---|
| Dimensions | DN13-DN50 |
| Seal Material | PTFE and graphite |
| Body Material | Brass |
| Coil Material | Epoxy |
| Orifice | DN13-DN50 |
| Circuit Function | A |
| Thermal Insulation Class | Epoxy coil class H |
| Duty Cycle | 100% continuous operation |
| Switching Time DN13 | Opening: 30ms, Closing: 250ms |
| Switching Time DN20 | Opening: 30ms, Closing: 250ms |
| Switching Time DN25 | Opening: 60ms, Closing: 250ms |
| Switching Time DN32 | Opening: 80ms, Closing: 700ms |
| Switching Time DN50 | Opening: 500ms, Closing: 2000ms |
| Operating Voltage | 24V DC, 24V 50Hz, 24V 60Hz, 110V 50Hz, 120V 60Hz, 230V 50Hz, 240V 60Hz |
| Power Consumption | Refer to power consumption table |
| Voltage Tolerance | ±10% |
| Medium | Neutral gases and liquids (e.g., compressed air, water, hydraulic oil, hot water, steam) |
| Medium Temperature Standard Variant | PTFE and graphite: -40°C to +150°C, PTFE and FKM: -10°C to +120°C |
| Medium Temperature Steam Variant | PTFE and graphite: 0°C to +150°C (+180°C for AC 12/13 Watt on request), PTFE and FKM: 0°C to +120°C |
| Medium Temperature Explosion-proof Variant | PTFE and graphite: -40°C to +120°C, PTFE and FKM: -10°C to +120°C |
| Viscosity | Max. 21mm²/s (21cSt) |
| Electrical Connection | Plug contacts according to DIN EN 175301-803 form A |
| Port Connection | G ½, G ¾, G 1, G 1¼, G 1½, G 2, G 2½, NPT ½, NPT ¾, NPT 1, NPT 1¼, NPT 2 |
| Degree of Protection | IP65 with cable plug |
| Explosion Protection | Optional |
| Explosion Protection | refer to explosion protection table |
| Ambient Temperature Standard Variant | PTFE and graphite: -40°C to +45°C, PTFE and FKM: -10°C to +55°C |
| Ambient Temperature Steam Variant | PTFE and graphite: 0°C to +45°C (+55°C on request), PTFE and FKM: 0°C to +55°C |
| Ambient Temperature Explosion-proof Variant | -10°C to +40°C |
Applications
1. Fluid control in industrial processes 2. Steam and gas regulation 3. Hydraulic oil and hot water systems 4. Explosion-proof environments
Key Features
1. Servo-assisted piston valve up to DN50 orifice 2. Safe opening with hard-coupled piston system without differential pressure 3. Vibration-resistant, push-over coil system 4. Explosion-proof variants 5. Energy-saving double coil technology with Kick and Drop variant
Datasheet
Product Datasheet
PDF
Supplier Information
<p>Bürkert Fluid Control Systems is a global leader in measurement, control, and regulation technology for liquids and gases. Founded in 1946 and headquartered in Germany, the family-owned company develops solenoid valves, process and control valves, sensors, transmitters, and controllers. With 3,700+ employees and operations in 30+ countries, Bürkert serves pharmaceutical, food and beverage, laboratory, semiconductor, and energy industries with standard products and customized automation systems.</p>
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