Chapter 6—Installation Requirements
38
DG1 Series VFD
MN040002EN—March 2014
www.eaton.com
Safe Torque Off (STO)
The PowerXL DG1 includes Safe Torque Off (STO)
functionality as standard and provides:
●
Isolation from the control board will stop IGBT from firing
●
Functional Safety SIL1 Certification: IEC/EN 61800-5-2 and
DIN EN ISO 13849 Category 1, Level C
●
Higher category levels achievable with safety relays
Figure 23. Thermistor STO Wiring Diagram
Connection to Power Section
Figure 24
shows the general connections for the frequency
inverter in the power section.
Three-Phase Input Connection
Figure 24. Connection to Power Section
Terminal Designations in the Power Section
●
L1, L2, L3: Connection terminals for the supply voltage
(input, input voltage)
●
U, V, W: Connection terminals for the three-phase line to
the AC motor (output, frequency inverter)
●
PE: Connection for protective ground (reference potential).
PES with mounted cable routing plate for shielded cables
Line
Motor
Summary of Contents for PowerXL DG1-32011FB-C21C
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