ABB VM1 Manual page 3

M E D I U M V O LTA G E P R O D U C T S
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Contents
1 Summary
1.1 General
1.2 Standards and specifications
1.3 Operating conditions
2 Structure
2.1 Structure of the operating mechanism
2.2 Structure of the breaker poles
2.3 Basic structure of the circuit breaker on
3 Function
3.1 Function of the circuit breaker operating
3.2 Wiring diagrams for C.B. on withdrawable
3.3 Quenching principle of the vacuum
3.4 Interlocks
4 Despatch and storage
4.1 Condition on delivery
4.2 Packaging
4.3 Transport
4.4 Delivery
4.5 Intermediate storage
5 Installation and mounting of the breaker
6 Commissioning/Operation
6.1 Note on safety at work
6.2 Preparatory activities
6.3 Earthing
6.4 Movement of the withdrawable breaker part 13
6.5
1.2.1 Switchgear manufacture
1.2.2 Installation and operation
1.3.1 Normal operating conditions
1.3.2 Special operating conditions
2.1.1 Structure of the control module
2.1.2 Storage capacitor
2.1.3 Sensor system
withdrawable part
mechanism
3.1.1 Magnetic actuator
3.1.2 Opening and closing procedure
3.1.3 Reclosing sequence
3.1.4 Circuit breaker controller
3.1.4.1 Function of the standard version
3.1.4.2 Extended functions in the full version
3.1.5 "READY" lamp
3.1.6 Blocking magnet -RL2
part
interrupter
3.4.1 Interlocks / protection against
maloperation for C.B. on withdrawable
parts
3.4.2 Interlocks within VM1 withdrawable
parts
3.4.2.1 Interlocks when using ABB
withdrawable assemblies are used
3.4.3 Interlocks when using non-original
withdrawable assemblies are used
6.4.1 Manual insertion from the test/
disconnected position to the service
position
6.4.2 Manual withdrawal from the service
position into the test/disconnected
position
6.4.3 Withdrawal from the test/disconnected
position onto the service truck
6.4.4 Insertion from the service truck into
the test/disconnected position
Circuit breaker operation
Page
4 7 Maintenance
4 7.1 General
4 7.1.2 Instructions for capacitor life
4 7.2 Inspection and functional testing
4 7.2.1 Circuit breaker in general
4 7.2.2 Magnetic actuator operating
4 mechanism
4 7.2.3 Withdrawable part
5 7.3 Servicing
5 7.3.1 Circuit breaker in general
5 7.3.2 Magnetic actuator operating
5 mechanism
5 7.3.3 Breaker pole
6 7.4 Repair
7.4.1 Repair of surface damage
6 7.4.2 Replacement of components
7 7.5 Tests on withdrawable parts with VM1
type circuit breakers
7 7.5.1 Checking the auxiliary switch settings
7 on withdrawable parts
7 7.5.2 Checking of interlock conditions
7 7.6 Spare parts, auxiliary materials, lubricants
7 7.6.1 Spare parts
7 7.6.2 Auxiliary materials and lubricants
7 8 Application of the X-ray regulations
8 9 Figures
8 10 Technical data
10.1 Technical data, general
8 10.1.1 Technical data for Control electronics 32
10.1.2 Technical data for AC/DC converter
8 10.1.3 Permissible number of vacuum
9 interrupter operating cycles
10.2 Technical data Circuit breakers for fixed
installation
9 10.2.1 Performance data and weights
10.2.2 Dimensions
9 10.3 Technical data Circuit breakers on
withdrawable part
9 10.3.1 Performance data and weights
10.3.2 Dimensional drawings
9 10.3.3 Wiring diagrams for C.B. on
10 withdrawable part
10 11 Comparison of designations to
10 IEC 61346-1 / 61346-2, IEC 81346-1 / 81346-2
10 and VDE-DIN 40719 Part 2
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