PURPOSE: To improve the safety on starting by allowing the captioned apparatus to be equipped with an output means synchronized with or interlocked with the output means of an engine governor.
CONSTITUTION: The output contact 10' of an engine governor 10 is turned ON during low revolution and turned OFF when a gas engine 3 for driving a compressor 2 is started and high-speed revolution is obtained, and a starter motor 5 is stopped. An output contact 10" which operates, synchronized with or interlocked with the output contact 10' of the engine governor 10 is arranged. Further, an indication lamp 12 is connected at the output contact 10", and said indication lamp 12 is turned ON or OFF in accordance with switching ON or OFF of the output contact 10". Lighting ON or OFF of this indication lamp 12 can be used as the signal for the confirmation of the normal starting operation pattern, and when the operation switching from ON state to OFF state does not arise at the output contact 10", during starting operation, the indication lamp 12 serves as the signal indicating that the output point 10' of the engine governor is in abnormal state, and is treated as the signal for bringing the system into suspension state, and the safety on starting can be improved.
NAKAJIMA FUJIO
HIRAISHI TERUHIKO
| JPS5336090A | 1978-04-04 |