Danfoss VLT FC Series, Operating Manual, Page: 3 / 26

1
1.1
1.2
1.3
1.3.1
1.3.2
1.4
2
2.1
2.2
2.3
2.4
2.5
3
3.1
3.2
3.3
4
4.1
4.2
4.3
4.4
4.5
4.5.1
4.5.2
4.6
4.7
4.7.1
5
5.1
5.2
5.3
5.4
5.5
Contents
Introduction 5
Purpose of this Operating Guide 5
Additional Resources 5
Functional Overview 5
Introduction 5
Products Covered and Identification 5
Applied Standards and Compliance 6
Safety 7
Safety Symbols 7
Qualified Personnel 7
Responsibilities of Users of Safety-related Power Drive Systems PDS(SR) 7
Protective Measures 7
Safety Precautions 7
Installation 10
Safety Instructions 10
Installing STO 11
Installation in Combination with VLT® PTC Thermistor Card MCB 112 12
Commissioning 13
Safety Instructions 10
Activating STO 13
Parameter Settings for STO Used With VLT® PTC Thermistor Card MCB 112 13
Automatic/Manual Restart Behavior 13
STO Commissioning Test 14
Restart Prevention for STO Application 14
Automatic Restart of STO Application 14
System Configuration Security 14
Service and Maintenance 14
Performing Functional Tests 15
Application Examples 16
SISTEMA Data 16
Emergency Stop of Drive with STO - Category 1, PL c, SIL1 16
Emergency Stop of Drive with STO Using Safety Relay - Category 3, PL d, SIL2 17
Emergency Stop of Drive with STO, Safety Relay, and Output Contactor - Category 4, PL e, SIL3 18
Emergency Stop of Multiple Drives - Category 3, PL d, SIL2 19
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Operating Guide