The Buchholz Relay Type 09 (BF 80/10), part number 09-6.28.44-0336, is an industrial protective device designed for liquid-immersed transformers. Manufactured according to EMB subscription number 616,090081, this unit features a 4-hole flange for mounting and is finished in RAL 7033 color. It is equipped with one 1/2"NPT cable gland, one dummy gland, and one oil drain plug. The device includes a warning changer and a shutdown changer, with a dust flap adjustment set at 1.50 m/s with a 15% tolerance. The unit comes with a speech-neutral nameplate, alongside a user manual and test certificate provided in both German and English.
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| Manufacturer | Buchholz Relays |
|---|---|
| Country | |
| Part number | 09-6.28.44-0336 |
| Inner Code | 4187849 |
| Custom Code | 85365080 |
| Product type | Buchholz Relay Type 09 BF 80/10 |
|---|---|
| Type | 09 (BF 80/10) |
| Flange | 4-hole flange |
| Cable gland | 1x 1/2"NPT |
| Dummy gland | 1 x dummy gland |
| Oil drain plug | 1 x oil drain plug |
| Colour | RAL 7033 |
| Dust flap adjustment | 1.50 m/s + 15% |
| EMB Subscription number | 616,090081 |
| Nameplate | Speech Neutral |
| Documentation | German and English |