| 摘要 |
PURPOSE:To prevent any wrong operation from occurring, by installing a bypass pipe which feeds air in an instrument panel room to the vicinity of electric parts and instruments. CONSTITUTION:A gas fuel system 4 and electric parts, instruments such as valve opening transmitters 5a and 6a and thermocouples 5b and 6b and so on are all installed in an explosion-proof compartment 12. And, a bypass pipe 24 feeding air in an instrument panel room 20 to the vicinity of these electric parts and instruments is set up. These electric parts and instruments are cooled by air. With this constitution, any wrong operation on these electric parts and instruments is preventable.
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