Rockwell Automation Publication 750-UM002H-EN-P - February 2017 35
Appendix A
Specifications, Certifications, and CE
Conformity
This appendix provides general specifications for the PowerFlex® 750-Series
Safe Torque Off option module.
Specifications
These specifications apply to the Safe Torque Off option module. For
additional specifications, refer to the following publications:
• PowerFlex 750-Series AC Drives Technical Data,
publication 750-TD001
• PowerFlex 750-Series Products with TotalFORCE™ Control Technical
Data, publication 750-TD100
Table 11 - General Specifications
Topic Page
Specifications 35
Certifications 37
CE Conformity 38
Attribute Value
Standards
EN 60204-1, IEC 61508, EN 61800-3, EN 61800-5-1, EN 61800-5-2, EN 62061,
EN ISO 13849-1
Safety category
Cat. 3 and PL e per EN ISO 13849-1;
SIL CL3 per IEC 61508 and EN 62061
Power supply (user I/O) 24V DC ±10%, 0.8…1.1 x rated voltage
(2)
PELV or SELV
(2) Safety outputs need additional fuse for reverse voltage protection of the control circuit. Install a 6 A slow-blow or 10 A fast-
acting fuse.
Power consumption 4.4 watts
Safety enable SE+, SE– 24V DC, 25 mA
Safety power SP+, SP– 24V DC, 45 mA
Input ON Voltage, min 24V DC ±10%, 21.6…26.4V DC
Input OFF Voltage, max 5V
Input OFF Current, max 2.5 mA @ 5V DC
Conductor type Multi-conductor shielded cable
Conductor size
(1)
(1) Refer to Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1.
0.3…0.8 mm
2
(28…18 AWG)
Strip length 10 mm (0.39 in.)
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