Siemens SENTRON 3WL10, Руководство пользователя

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Air circuit breaker 3WL10
Manual, 11/2017, L1V30499596002-01
3
Table of contents
1
Introduction................................................................................................................................... 7
1.1
About this documentation .................................................................................................... 7
1.2 Product-specific information................................................................................................. 7
1.3 Safety instructions ............................................................................................................... 9
2 Description ................................................................................................................................. 13
2.1
Characteristics of the 3WL10 air circuit breaker ................................................................. 13
2.2 Possible uses and portfolio ................................................................................................ 16
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 Design of the electronic trip units ....................................................................................... 35
2.4.2 Characteristics of the ETU ................................................................................................. 38
2.4.3 Parameters of the trip units ................................................................................................ 54
2.4.4 Measured values of the ETUs of the 3-series ..................................................................... 64
2.4.5 Metering functions of the ETUs of the 6-series ................................................................... 66
2.5 Communication ................................................................................................................. 69
2.6 Accessories overview ........................................................................................................ 70
3 Accessories ................................................................................................................................ 71
3.1
Accessories for connection and insulation ......................................................................... 71
3.1.1 Connections of the fixed breaker version ........................................................................... 71
3.1.2 Connections of the withdrawable breaker version .............................................................. 73
3.1.3 Insulating measures .......................................................................................................... 74
3.2 Electronic accessories ....................................................................................................... 75
3.2.1 Accessories for circuit breaker ........................................................................................... 75
3.2.2 Accessories for the auxiliary and signaling switches .......................................................... 80
3.3 Accessories for communication link and I/O modules ......................................................... 85
3.4 External accessories ......................................................................................................... 89
3.4.1 External digital I/O module IOM300 ................................................................................... 89
3.4.2 DSP800 display ................................................................................................................. 89
3.4.3 External current transformers ............................................................................................ 90
3.4.4 Locking and interlocking .................................................................................................... 92
3.4.5 Support for floor fixation (fixed breaker) ........................................................................... 101