Table of contents
1
Introduction................................................................................................................................... 7
1.1
About this documentation .................................................................................................... 7
1.2
1.3
Safety instructions ............................................................................................................... 9
2
Description ................................................................................................................................. 13
2.1
2.2
2.3
Basic unit .......................................................................................................................... 20
2.3.1
Withdrawable breaker ........................................................................................................ 22
2.3.2
Technical overview ............................................................................................................ 25
2.3.3
Circuit breaker labeling ...................................................................................................... 28
2.4
Electronic trip unit ETU ...................................................................................................... 33
2.4.1
2.4.2
2.4.3
2.4.4
2.4.5
2.5
Communication ................................................................................................................. 69
2.6
Accessories overview ........................................................................................................ 70
3
Accessories ................................................................................................................................ 71
3.1
3.1.1
3.1.2
3.1.3
Insulating measures .......................................................................................................... 74
3.2
Electronic accessories ....................................................................................................... 75
3.2.1
3.2.2
3.3
3.4
External accessories ......................................................................................................... 89
3.4.1
3.4.2
DSP800 display ................................................................................................................. 89
3.4.3
3.4.4
Locking and interlocking .................................................................................................... 92
3.4.5
Air circuit breaker 3WL10
Manual, 11/2017, L1V30499596002-01
3