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SF6 gas Insulated RMU
SF6 gas Insulated Switchgear
The temperature compensation device ensures higher measurement accuracy.
The RS485 remote function ensures remote monitoring
Suitable for indoor or outdoor installation
AISI 304 hermetically sealed stainless steel case
Gas connection tubes are made of AISI 316 stainless steel
The on-screen display value and output signals are independent of the impact of external environment, such as altitude.
| Case diameter: | Φ64mm |
| Case material: | Stainless steel |
| Scale range: | 1.0 to 2bar abs |
| Accuracy: | Class 1.0 or 1.5 at20°C; class 2.5 at-40°C to+ 60°C |
| Ambient conditions: | -40°C to +60°C, relative humidity ≤ 95%RH |
| Degree of protection: | IP65 |
| Leakage rate: | ≤1 × 10-9 Pa·m3/s （Helium leakage inspection） |
| Contact type: | Magnetic snap-action switch (Maximum two groups, normally open or normally closed,customized by 3 groups according to users' needs) |
| Pressure connection: | M24×1.5 (customizable) |
| Installation method: | radial or axial |
| Insulation properties: | |
| Insulation resistance: | >100 MW (500 V DC) |
| Withstand voltage: | 2kV, 50/60 Hz 1 min |
| Contact electrical parameters: | Power: 30VA |
| Maximum operating voltage: | 380V |
| Maximum current: | 1A |
| Weight: | 0.3kg |
| Pressure element: | European bourdon tubes |
Main electrical performance indicators and specifications of the remote transmission part
| Power supply: | DC 24V |
| Power consumption: | < 2W |
| Communication mode: | RS485 |
| Protocol: | ModBus RTU |
| Protocol: | ModBus RTU |
| Baud rate: | 9600bps |
Anti-electromagnetic interference
| IEC61000-4-2: | level 4 (15kV) |
| IEC61000-4-3: | level 3 (10V / m) |
| IEC61000-4-4: | level 4 (4kV) |
| IEC61000-4-5: | level 3 (+/- 2kV) |
| IEC61000-4-6: | level 3 (10V) |
| IEC61000-4-8: | level 5 (100A / m) |
Measuring range
Ambient condition
Outlet Direction and cable length
Installation method
Suitable for High-altitude environment
Can detect SF6, Air, N2, SF6 + N2 and other gases
