- Stainless steel disc and PTFE seat
- Double-eccentric structure with minimal seat wear
- Built-in thermal protector and torque protector
Japan, Yoshitake
YOSHITAKE DBFV-1S Electric Butterfly Valve
Made in Japan
Manufacturer: Yoshitake
Model: DBFV-1S
Specifications
| Feature | Electric Butterfly valve, ON-OFF, Stainless steel | |
|---|---|---|
| Specifications | Product type | Motor valve |
| Nominal size | 50A (2″) – 150A (6″) | |
| Application | Steam, air, cold and hot water, oil, other non-dangerous fluid | |
| End connection | Wafer (Applicable flange standards: JIS 10K, ANSI 150lb and EN PN16) | |
| Max. pressure | 1.9 MPa (*1) | |
| Max. temperature | 190 degree(C) (*1) | |
| *1 | The relationship between working pressure and temperature is according to the P-T Rating below. | |
| Ambient temp. | -25～70°C | |
| Voltage | AC220V (50/60Hz) | |
| Operation | ON-OFF (90°bi-directional rotation) | |
| Working time | Short-time duty 15 min | |
| Protection | IP67 | |
| Material | Body | Stainless steel |
| Disc | Stainless steel | |
| Seat | PTFE | |
| Actuator body | Aluminum alloy | |
Remarks
* Use sheet gaskets when connecting the valve to pipes.
* Avoid installing the product at a location where the flow is uneven, such as near the discharge outlet of the pump, outlet of an elbow, downstream side of a reducer and outlet side of a control valve.
* Use the valve within Pressure-Temperature rating.
Dimensions and Weights
| Size | H(mm) | H1(mm) | L(mm) | Weight(kg) |
|---|---|---|---|---|
| 50A(2″) | 375 | 72 | 43 | 7 |
| 65A(2-1/2″) | 390 | 80 | 49 | 8 |
| 80A(3″) | 400 | 87 | 49 | 8.5 |
| 100A(4″) | 442 | 102 | 54 | 11 |
| 125A(5″) | 536 | 120 | 56 | 20.5 |
| 150A(6″) | 558 | 132 | 56 | 23.5 |
Dimensional drawing
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