QJ25 Float Series — DN25 relays with low-oil-level optionsSeries reference image

Buchholz Relays

QJ25 Float Series

DN25 relays with low-oil-level options

Multiple alarm and trip arrangements. Double-float variants include a low-oil-level signal; verify the individual model.

Manufacturer: Shenyang Zhiyue Electric Technology Co., Ltd.

Pipe diameterDN25
Gas accumulation200–250 mL
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TECHNICAL DATA

Key specifications

Pipe diameter
DN25
Gas accumulation
200–250 mL
Oil velocity setting
1.0 ± 0.1 m/s
Operating temperature
−40 to +100 °C
Cable outlets
2
Float arrangement
Depends on model

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

MODEL REFERENCES

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Listed models and order-code examples identify configurations within this series.

ENGINEERING REVIEW

Technical documents

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QJ25 Float 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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