Danfoss VLT MCB 150 Operating Instructions Manual page 74

Technical Specifications
9.5 Safety Characteristic Data
European
directives
Safety
standards
Safety
function
9 9
Safety
performance
Table 9.1 Safety Characteristic Data
The safety-related characteristic data are valid for all safety
functions.
All units used within a safety function must be considered
when calculating the safety characteristic data.
72
Machinery EN ISO 13849-1
Directive EN IEC 62061
(2006/42/EC) EN IEC 61800-5-2
EN 50011
EMC Directive EN 61000-6-3
(2004/108/EC) EN 61800-3
Low Voltage
Directive EN 50178
(2006/95/EC) EN 61800-5-1
EN ISO 13849-1
Safety of IEC 62061
Machinery IEC 60204-1
Functional IEC 61508-1 to -7
Safety IEC 61800-5-2
IEC 61800-5-2
Safe Torque Off
(STO)
Safe Stop 1
(SS1)
Safely Limited
Speed (SLS)
Safety Integrity SIL 2
Level SIL CL2
HFT (IEC 61508) Hardware Fault Tolerance = 1
Subsystem
Classification Type B
Probability of
Dangerous
Failure per
Hour PFH: 1,52 e-8
Probability of
Dangerous
Failure on
Demand PFD: 1,33 e-3
Category Cat 3
Performance
Level PL d (cat 3)
Mean Time to
Dangerous
Failure of each
Channel MTTFd: 245 years (High)
Average
Diagnostic
Coverage DC : 86% (Low)
ave
Safe Failure
Fraction SFF: 90%
Proof Test
Interval 20 Years
Danfoss A/S © Rev. 2014-02-11 All rights reserved.
Operating Instructions
IEC 60204-1
Stop Category
0
Stop Category
1
MG34W302