GDFJ-311M SF6 Gas Decomposition Product Tester
GDFJ-311M SF6 Gas Decomposition Product Tester is a portable device designed to measure SF6 gas decomposition product. The core component with electrochemical sensor from Membrapor to test SF6 gas decomposition product. Besides, we also adopt professional hardware chips and excellent software algorithms of STMicroelectronics.
Decomposition product analysis of SF6 gas insulated electrical equipment
Quality detection of recycled SF6 gas
R&D use
DL/T 639-1997: Safety and Protection Guide for Operation Test and Maintenance Personnel of SF6 Electrical Equipment.
Guodian No.72 Annex 3[1999] Measures for Quality Supervision and Management of High Voltage Switchgear.
GB/T 17626: Electro-magnetic Compatibility - Testing and Measurement Techniques.
GB/T 2423: Environmental Test of Electrical and Electronic Products.
DL/T596: Preventive Test Code for Electric Power Equipment.
GB/T 6388: Transport Package Shipping Mark.
GB/T 18867-2014: Gases for Electronic Industry―Sulphur Hexaflouride.
GB/T8905: The Guide for Management and Measuring SF6 Gas in Electrical Equipment.
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Measurement method |
Electrochemical measuring principle (with sensor from Membrapor) |
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Ambient temperature |
-20℃ ~ +60℃ |
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Measurement range |
SO2: 0~200PPmv, H2S: 0~200PPmv CO: 0~500PPmv, HF: 0~50PPmv |
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Error |
SO2: <10PPmv, ±0.3PPmv; >10PPmv, ±3% H2S: <10PPmv, ±0.3PPmv; >10PPmv, ±3% CO: <50PPmv, ±2PPmv; >50PPmv, ±4% HF: <10PPmv, ±0.3PPmv; >10PPmv, ±3% |
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Repeat-ability |
SO2: <10PPmv, ±0.2PPmv; >10PPmv, ±2% H2S: <10PPmv, ±0.2PPmv; >10PPmv, ±2% CO: <50PPmv, ±2PPmv; >50PPmv, ±2% HF: <10PPmv, ±0.2PPmv; >10PPmv, ±2% |
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Resolution |
0.1PPmv |
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Display unit |
PPmv |
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Gas flow |
200 ~ 300ml/min |
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Gas flow display |
0~1000mL imported digital gas flow meter |
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Gas pressure |
≤1MPa |
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Humidity |
90%RH |
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Measurement value influence |
No effect of pressure and flow |
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Power supply |
220VAC±10%, 50Hz, AC/DC use, continuous working is more than 8 hours. |
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Size |
395*295*155mm |
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Weight |
2kg |
| Main unit | 1 set |
| Teflon pipe (include flow adjustment valve and fast connector) | 1 set |
| Gas pipe | 1 set |
| Spare part | 1 set |
| User's guide | 1 copy |
| Warranty card | 1 copy |
| Factory test report | 1 copy |
| Charger | 1pc |
