Undervoltage releases (UR)

For 5SL4, 5SY, 5SP miniature circuit breakers
For 5SV4, 5SV3 residual current protective devices
With integrated auxiliary switch

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Description

Undervoltage releases (UR)
230 VAC 5ST3040
110 VDC 5ST3041
24 VDC 5ST3042