JSN(W) mechanical five-proof program lock

/3_[]
. An overview
. Type I series mechanical five-proof program lock is a lock for high-voltage switchgear first developed and patented by our factory in the 1980s. The lock forces operators to operate electrical equipment correctly in accordance with established safe operating procedures, thereby avoiding misoperation accidents and perfectly meeting the five prevention requirements proposed by the Ministry of Water and Power.
. This product only needs one key to operate multiple locks according to the designated circuit program, and has the ability to identify the opening and closing status of each knife switch, cabinet door, and mechanism. Comply with the Ministry of Machinery B/- "General Technical Conditions for Mechanical Locks for High-voltage Switchgear". Passed the batch test, production, review and appraisal organized by the Ministry of Machinery and the Ministry of Water and Electricity.
. 2. Scope of use
. Suitable for wiring methods of various voltage levels and various indoor and outdoor power distribution devices.
. Three basic lock specifications
.
. Length, width and height
Lock stroke
Lock pin diameter
Remarks



Rotation maximum working angle 3







Threaded Guide Sleeve



Fixed plate part not included







Ground rod







Depends on the key hole position

.
. . 4. Common scheme numbers,,,,, ,
. 5. Ordering Instructions
.When ordering, please read our factory's program lock instruction manual and program sample first.
.. For products or non-standard solutions outside the sample of customized solutions, subscribers must provide detailed information such as primary wiring diagrams, electrical equipment arrangement diagrams, operation methods, etc. Our factory will design the program and products on our behalf or sign a separate technical agreement. Our factory supplies products and services in accordance with the agreement.