Governor have important role in elevator operation, which is control speed of elevator in a acceptable limit. If elevator run so fast, it will activtied as emergency method makesure safety of passenger.
When ‘s governor action?
Bộ giới hạn tốc độ – governer Ý
Bộ giới hạn tốc độ Thang máy Ý
If elevator have trouble with cutting cables, it will be dangerous for passenger. In order to reduce the consequence in case, all elevator must be have governer, which help to hold back cabin adhere guide rails and remain position of cabin.
Requirement of technical of governer
Thông số kỹ thuật bộ giới hạn tốc độ
– The most important is governer running with reliabily, which makesure the safety for passenger at accident occurred
– In reality, cables of governor don’t supporting power, which ‘s effect mechanical brake. So that diameter cables greater than or equal to 6mm.
– Cables of governor must be extensived equal to extensive correlative equipment and must be hold by power greater than or qual to 1.25 time requires the impact of the locking mechanism, but not greater than 300N, extensived equipment must be have electricial safety switch.
-Cables or chain of governor must be calculated with a stable reserve factor of not less than 8.
– Governor in cabin must be arranged so that they can be easily accessible for inspection and maintenance.
– The system prior to commissioning and installation must be inspected by an authorized inspection center to ensure full system security.