Arc-limiting graph, Original instructions – Rockwell Automation 440R MSR45E Safety Relay Expansion Module User Manual User Manual

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MSR45E Safety Relay Expansion Module User Manual

Original instructions

Arc-limiting graph

Characteristic curves for DC and AC applications (2C relay expansion module):

Figure 6: Arc-limiting graph and lifespan curve for MSR45E expansion modules (secure off switching, no standing arc, max. 1 operating cycle / s)

Characteristic curves for DC and AC applications (3C relay expansion module):

Figure 7: Arc-limiting graph and lifespan curve for MSR45E expansion modules (secure off switching, no standing arc, max. 1 operating cycle / s)

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