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The overrun relay NR U3 is an electronic timer with relay output for delayed switching on and off of secondary consumers. If required, the relay can also be used as a pure switch-on delay without run-on time. Due to the switchable operating modes and the running times that can be set in a wide range, the NR U3 relay can be used in many different ways, switch-on delay approx. 0.3s - 4min, follow-up time approx. 6s - 30min, dimensions: 43x43x18.5mm, 230V AC - 1 changeover contact (potential-free) 10A
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