Table Of Contents - Siemens SENTRON 3VL160X System Manual

Iec molded case circuit breakers
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1
About this document ............................................................................................................................. 11
1.1
Introduction .................................................................................................................................. 11
1.2
Technical Support ........................................................................................................................ 11
2
Product-specific information .................................................................................................................. 13
2.1
Important notes ............................................................................................................................ 13
2.2
Ordering data ............................................................................................................................... 15
3
Product description ............................................................................................................................... 17
3.1
Overview 3VL ............................................................................................................................... 17
3.2
Application overview .................................................................................................................... 20
3.3
Configuration ................................................................................................................................ 22
3.3.1
Functional principle ...................................................................................................................... 22
3.3.2
Subdivision according to power ranges ....................................................................................... 22
3.3.3
Thermal-magnetic overcurrent trip units ...................................................................................... 23
3.3.4
Electronic overcurrent trip unit (ETU)........................................................................................... 24
3.4
Mechanical operating mechanisms.............................................................................................. 26
3.4.1
Toggle lever operating mechanism .............................................................................................. 26
3.4.2
Rotary mechanism on front (optional) .......................................................................................... 27
3.4.3
Door-coupling rotary operating mechanism (optional) ................................................................. 29
3.4.4
Side panel rotary operating mechanism (optional) ...................................................................... 30
3.5
Motorized operating mechanisms (optional) ................................................................................ 32
3.5.1
3.5.2
Motorized operating mechanism (MO) ........................................................................................ 34
4
Functions .............................................................................................................................................. 35
4.1
Protection functions ..................................................................................................................... 35
4.1.1
Overcurrent release ..................................................................................................................... 35
4.1.2
Function overview of the overcurrent release .............................................................................. 36
4.1.3
Setting options of the overcurrent release ................................................................................... 38
4.1.4
General technical data of the overcurrent release ....................................................................... 40
4.1.5
Differential current protection with RCD module .......................................................................... 44
4.1.6
Single-pole operation with RCD module ...................................................................................... 48
4.1.7
Ground-fault protection ................................................................................................................ 49
4.2
Internal accessories ..................................................................................................................... 51
4.2.1
Possible complements for the insulated accessory compartments ............................................. 51
4.2.2
Undervoltage release ................................................................................................................... 52
4.2.3
Shunt release ............................................................................................................................... 53
4.2.4
Auxiliary switches and alarm switches ......................................................................................... 54
3VL IEC molded case circuit breakers
System Manual, 11/2013, 110 0110 - 02 DS 03
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