DESCRIPTION
The NNR220A is a liquid level control relay designed for pump up or down applications with switch-selectable operation modes. It features a 10 A SPDT relay output with AgCdO contact material, supporting input voltages of 24, 48, 110, or 220 VAC (±15%, 50/60 Hz) and maximum switching capability of 250 VAC or 30 VDC. The device offers flexible probe operation with one, two, or three probe configurations, adjustable sensitivity from 4.7 kO to 47 kO, and is UL listed and CSA recognized for safety compliance. With mechanical life rated at 3×106 operations and electrical life at 2×106 operations at 2200 VA resistive load, the NNR220A is ideal for industrial liquid level monitoring, tank control systems, and pump automation applications requiring reliable, long-term operation.
Search Keywords: NNR220A
SPECIFICATIONS
IN STOCK: 33
Can Ship immediately
Minimum Order Quantity: 4
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