| 摘要 |
PROBLEM TO BE SOLVED: To provide tunnel disaster prevention equipment capable of preventing water-discharge to non-intended parts when a fire detector is operated or there is a malfunction in a disaster prevention receiving board in the tunnel disaster prevention equipment. SOLUTION: This tunnel disaster prevention equipment is provided with a function of prohibiting to unlock a lock in a tube unit or a relay amplifier board unit in the disaster prevention receiving board or the relay amplifier board and this tunnel disaster prevention equipment operatingly controls the unlocking prohibition of the lock from the disaster prevention receiving board or the relay amplifier board. COPYRIGHT: (C)2006,JPO&NCIPI
|
