9229 9992 176 0D 3
2013-07-08
Table of contents
For your safety ................................................................................................................................................... 2
Transport, storage and packing .................................................................................................................. 5
Transport ............................................................................................................................................................. 5
Unpacking (I) ....................................................................................................................................................... 6
Unpacking (II) .................................................................................................................................................... 11
Unpacking (III) ................................................................................................................................................... 13
Reusing the transport unit ................................................................................................................................. 16
Storage ............................................................................................................................................................. 16
General information ....................................................................................................................................... 17
Range of application ......................................................................................................................................... 17
Standards .......................................................................................................................................................... 18
Design approval as per X-Ray Ordinance ........................................................................................................ 18
Scope of delivery .............................................................................................................................................. 18
Description ........................................................................................................................................................ 19
Design ............................................................................................................................................................... 19
Interlocking devices .......................................................................................................................................... 32
Rating plate ....................................................................................................................................................... 34
Technical data ................................................................................................................................................... 34
Ambient conditions ............................................................................................................................................ 36
Installation altitudes .......................................................................................................................................... 36
Switching times ................................................................................................................................................. 37
Circuit diagrams ................................................................................................................................................ 38
Installation ......................................................................................................................................................... 43
Attachment in the switching cubicle .................................................................................................................. 43
Earthing ............................................................................................................................................................. 46
Electrical connection of the prime conductor .................................................................................................... 47
Operation ............................................................................................................................................................ 51
Commissioning ................................................................................................................................................. 51
First closing operation ....................................................................................................................................... 52
Closing .............................................................................................................................................................. 53
Opening ............................................................................................................................................................ 53
Maintenance ...................................................................................................................................................... 55
Maintenance and servicing ............................................................................................................................... 55
Interrupter service life ....................................................................................................................................... 58
Accessories and spare parts ............................................................................................................................. 58
Manufacturer's product liability .......................................................................................................................... 59
Disposal ............................................................................................................................................................ 59
Service .............................................................................................................................................................. 59
Index of keywords .......................................................................................................................................... 61
Legend for all pages ...................................................................................................................................... 63
Note
Sections with Addendum (I), (II) or (III)
Sections with Addendum (I) refer to vacuum circuit-breakers with a rated operating current of < 5000 A. Sections
with Addendum (II) refer to vacuum circuit-breakers packed with brackets with vertical connecting bars and a rated
operating current of ≤ 4000 A. Sections with Addendum (III) refer to vacuum circuit-breakers with a rated operating
current of 5000 A.
If no addendum is given, the information is applicable for all 3AH37/38 vacuum circuit-breakers.
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