YSF series Φ25mm,Φ50mm caliberpressure relief valveWith utility model patent product. Used to protect the oil chamber of oil-immersed equipment, such as transformers, tap changers, power capacitors and so on.
YSF11-35/25DSKJTHB Indicates the 10th design, with Φ25mm injection caliber, 35Kpa opening pressure, D with directional injection, S with double electrical alarm signal, K with electrical alarm signal, J with mechanical alarm signal, TH for use in humid tropics, and B with pressure relief valve with locking device.
Scope of use
1. Installation position: on the fuel tank cover
2. Ambient temperature: -30℃～+50℃; working temperature requirement: -50℃～+100℃.
3. Relative humidity: +20℃≤95%.
Signal Switch Contact Capacity: 1.5 mm
|
power supply
|
Voltage (V)
|
resistive load | Inductive loads |
|
exchanges AC |
250 |
5 |
3 (cosΦ≤0.4) |
| direct current (D.C.)
DC |
110 | 0.3 |
0.05 (T≤7ms) |
External and mounting dimensions
YSF11-Φ25 installation size
type III
YSF11-Φ50 installation size
type III
Wiring schematic
