General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 22065-2008
Scope
This standard specifies the product classification, technical requirements, test methods, inspection rules and signs, packaging and storage of pressure-type sulfur hexafluoride (SF6) gas density controllers. This standard applies to pressure-type sulfur hexafluoride gas density controllers with a spring tube as the measuring element, with a temperature compensation device, and with the function of indicating and controlling the on-off of electrical signals.
GB/T 22065-2008 Referenced Document
GB 4208 Degrees of protection provided by enclosure(IP code)
GB/T 11023-1989 Test guide of SF6 gas tightness for high-voltage switchgear
GB/T 11287 Electrical relays-Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment-Section one: Vibration tests (sinusoidal)