... : ≤93%(+40°C)l Appearance: the color of all metal and plastic parts is uniform, without any scratch, rust ... any two independent contacts, and/or between contacts and metal parts ≥ 1000MΩl Contact resistance between contacts: ... sides, and thus forming the gas tight area, while the area of gas tight occupies ≥50% of the ... touched area on each side.l Conductor diameter range: ...