2 - Schneider Electric CZ, s.r.o.

Contents
Machine safety
bb
General presentation
vv
Safety Legal Framework.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7/2
vv
Risk assessment .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7/4
vv
Functional Safety of machinery
Introduction.................................................................................................. 7/6
Standard EN ISO 13849-1........................................................................... 7/6
Standard EN/IEC 62061............................................................................. 7/10
Select the applicable standard................................................................... 7/13
1
2
vv
Hoisting standard EN 60204-32 .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7/14
vv
SISTEMA.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7/15
vv
Specific safety functions related to motion
STO Safe Torque Off.................................................................................. 7/16
SS1 Safe Stop 1......................................................................................... 7/17
SLS Safety Limited Speed......................................................................... 7/18
vv
Hoisting application examples
Example of risk analysis............................................................................. 7/20
Example of Safety chain to reach Performance level PLc / SIL1................ 7/22
Example of Safety chain to reach Performance level Pld / SIL2................. 7/23
3
4
bb
Safety products level
vv
Reliable values according to standards EN/ISO 13849-1 & EN/IEC 62061
For Preventa safety modules..................................................................... 7/24
For Preventa safety controllers.................................................................. 7/24
For Electromechanical components........................................................... 7/25
For Altivar 312, Altivar 32 and Altivar 71..................................................... 7/25
bb
Variable speed drive incorporated safety functions
vv
Definition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7/26
5
6
vv
Incorporated safety function in Altivar 71. . . . . . . . . . . . . . . . . . . . . . . . . 7/26
vv
Incorporated safety functions in Altivar 32. . . . . . . . . . . . . . . . . . . . . . . . 7/26
b b Safety modules
For monitoring Emergency Stops and Limit switches................................. 7/28
bb
Safety controllers
For monitoring Emergency Stops and Limit switches, Coded magnetic
switches & Enabling switch........................................................................ 7/28
bb
Emergency stops
Ø 22 trigger action latching pushbuttons.................................................... 7/29
Ø 22 trigger action latching pushbutton stations......................................... 7/29
Accessories............................................................................................... 7/29
bb
Motor control
vv
Switch disconnectors
Front mounting........................................................................................... 7/30
Enclosed.................................................................................................... 7/30
vv
Safety device .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7/31
7
8
9
10
7/1