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TIMB-5R Transformer Intelligent Maintenance-Free Breather

Main oil tank for oil-filled transformers
Oil tank for on-load tap changers (OLTC)
The product features power, fault, and drying indicator functions with corresponding labels;
The LCD screen operates normally at ambient temperatures as low as −40°C, displaying in real time the three transformer states — exhalation, inhalation, and standstill — as well as key parameters such as the temperature and humidity of the desiccant (silica gel) and the pipeline of the conservator tank.
Supports configuration of heating activation conditions (e.g., humidity level) and activation frequency, with local manual start capability;
The product's operating process is interlocked with the transformer's breathing cycle, preventing moisture released by the breather device from entering the transformer;
The product Offers multiple communication options, including 4‑20 mA, RS‑485, and a local USB port.
The protective wiring is fully concealed with no exposed sections, structurally eliminating the risk of accidental contact;
The product automatically keeps the drain vents clear in sub‑zero (°C) environments, effectively preventing ice blockage.
The control box has an ingress protection rating of IP67.
Electromagnetic Compatibility Performance
|
Standard of Detection |
Level |
|
GB/T 17626.2 Electrostatic Discharge (ESD) |
Level 3 |
|
GB/T 17626.3 Radio frequency electromagnetic field radiation |
Level 3 |
|
GB/T 17626.8 Power frequency magnetic field |
Level 5 |
|
GB/T 17626.9 Pulsed magnetic field |
Level 5 |
|
GB/T 17626.10 Damped oscillating magnetic field |
Level 5 |
|
GB/T 17626.11 Voltage sag |
Level 3 |
|
GB/T 17626.4 Electrical Fast Transient/Bursts |
Level 3 |
|
GB/T 17626.5 Surge (spike) |
Level 3 |
|
GB/T 17626.6 Conducted disturbances induced by radio frequency fields |
Level 3 |
Technical Index
|
Product Features |
Description |
|
Ambient temperature |
-40℃~+70℃ |
|
Relative humidity |
>90%RH |
|
Humidity Range |
0~100%RH |
|
Power Supply |
220±10% VAC 50/60HZ |
|
Status Display |
3 LED indicator lights, LCD status display |
|
Alarm Contacts |
3 sets |
|
Regeneration Frequency |
User-configurable, 30 days (default value) |
|
Signal Output |
4-20mA |
|
Serial Communication |
RS485 |
|
Control Box Protection Rating |
IP67 |
C5 or above corrosion resistance grade

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Transformer Accessories Series


