| 摘要 |
A flow cut-off device 100 for actuating a valve 200 for a water conduit 300 comprises an attachment means 420 for attaching the flow cut-off device to a valve and an actuator (500, Fig. 2) operable to actuate the valve 200 between open and closed positions. The attachment means has a first portion and a second portion, the first portion including a first connector, the first connector being engageable with a second connector of the second portion. On detecting a leak the cutoff device operates to close the valve 200. |
