ZMJ60 Density Monitor
These instruments are used to monitor the density of SF6 gas in sealed tanks and can be widely used in medium voltage switchgear and RMU. They’re suitable for outdoor bad external conditions.
They can provide multiple solutions to support new substations and the intelligent transformation of existing substations.
Drawing of ZMJ60 Density Monitor
Application of ZMJ60 Density Monitor
Feature of ZMJ60 Density Monitor
Volume minimization, custom installation interface, convenient and reliable.
Pressure interface customised in accordance with customer requirements.
Utmost three pairs of switching contacts can be provided according to the needs of the user.
Technical Data of ZMJ60 Density Monitor
| Case diameter: | Φ64mm |
| Case material: | Stainless steel |
| Scale range: | 0 to 2bar (abs.) or -1 to 6bar |
| Accuracy: | Class 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: | M20×1.5 (customizable) |
| Installation method: | radial or axial |
| nsulation 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 |
Options of ZMJ60 Density Monitor
Measuring range
Ambient condition
Outlet Direction and cable length
Installation method
Suitable for High-altitude environment
Used to detect SF6, Air, N2, SF6 + N2 and other gases
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