SYJ Series — Rate-of-rise oil-pressure protectionSeries reference image

Sudden Pressure Relays

SYJ Series

Rate-of-rise oil-pressure protection

Detects rapid pressure rise in sealed oil-filled equipment. Response time decreases as the pressure gradient increases.

Manufacturer: Shenyang Zhiyue Electric Technology Co., Ltd.

Pipe diametersØ25 / Ø50 / Ø80 mm
Pressure-rise thresholdAbove 3 ± 1 kPa/s
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TECHNICAL DATA

Key specifications

Pipe diameters
Ø25 / Ø50 / Ø80 mm
Pressure-rise threshold
Above 3 ± 1 kPa/s
Ambient temperature
−45 to +50 °C
Installation depth
0–6 m below highest oil surface
Signals
Single or dual channels
Relative humidity
≤95% at 20 °C

Catalog-based series data. Request the approved drawing or wiring document for the exact ordered model.

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Technical documents

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SYJ Series Selection Data

Catalog-based series specifications and selection notes.

1 page · English selection data · Rev 1.1

Catalog-based series data. Request the approved drawing or wiring document for the exact ordered model.

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