Siemens 3AK User Manual

9229 9923 176 0B 3
2013-09-09
Table of contents
For your safety .................................................................................................................................................. 2
Transport, storage and packing ................................................................................................................. 5
Transport ............................................................................................................................................................. 5
Unpacking ........................................................................................................................................................... 6
Reusing the transport unit ................................................................................................................................... 8
Storage ............................................................................................................................................................... 9
General information ...................................................................................................................................... 11
Range of application ......................................................................................................................................... 11
Standards .......................................................................................................................................................... 12
Design approval as per X-Ray Ordinance ........................................................................................................ 12
Scope of delivery .............................................................................................................................................. 12
Description ....................................................................................................................................................... 13
Design ............................................................................................................................................................... 13
Locking devices ................................................................................................................................................ 25
Rating plate ....................................................................................................................................................... 27
Technical data ................................................................................................................................................... 27
Ambient conditions ............................................................................................................................................ 28
Installation altitudes .......................................................................................................................................... 28
Switching times ................................................................................................................................................. 29
Circuit diagrams ................................................................................................................................................ 30
Mounting ............................................................................................................................................................ 35
Attachment in the switching cubicle .................................................................................................................. 35
Coding ............................................................................................................................................................... 36
Earthing ............................................................................................................................................................. 37
Fitting the vacuum circuit-breaker module ........................................................................................................ 38
Moving the vacuum circuit-breaker module into operating position .................................................................. 40
Electrical connection of the prime conductor .................................................................................................... 41
Operation ........................................................................................................................................................... 43
Commissioning ................................................................................................................................................. 43
First closing operation ....................................................................................................................................... 44
Closing .............................................................................................................................................................. 45
Opening ............................................................................................................................................................ 45
Maintenance ..................................................................................................................................................... 47
Maintenance and servicing ............................................................................................................................... 47
Vacuum interrupter service life ......................................................................................................................... 50
Accessories and spare parts ............................................................................................................................. 50
Manufacturer's product liability .......................................................................................................................... 51
Disposal ............................................................................................................................................................ 51
Service .............................................................................................................................................................. 51
Index of keywords ......................................................................................................................................... 53
Legend for all pages ..................................................................................................................................... 55

Siemens 3AK Specifications

General

Brand	Siemens
Model	3AK
Category	Control Unit
Language	English