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NK Technologies ASXP Series AC Current Operated Switches with Time Delay, SmartLED, 1 - 50 A Adjustable Setpoint Range
The 'ASXP' from NK Technologies is a powered version of our popular current switch with integral time delay series. A fixed two-second delay upon trip minimizes nuisance alarms during start-up and operation in motor or heater status applications. For use with 24VAC/DC or 120VAC supplies, this high performance product offers OEM-caliber accuracy, precision tolerances, low hysteresis and low (non-sinusoidal) frequency operation. Available with status LED and solid-core enclosure as standard.
Power Supply | 24 VAC/DC or 120 VAC, (±10%), 2 VA max. |
Output | Electromechanical SPDT relay, auto reset |
Output Rating | 1 A, up to 120 VAC |
Trip Point Range | • ASXP1: 1–20 A • ASXP2: 20–50 A • ASXP3: 50–80 A |
Time Delay | 2.0 sec (fixed on startup) 0–15 sec (adjustable after startup) |
Max. Inrush Current | 500 A (5 second duration) |
Hysteresis | 5% (constant) |
Isolation Voltage | Tested to 5 KVAC |
Frequency Range | 40–100 Hz |
Sensing Aperture | 0.75” (19.1 mm) dia. |
Case | UL94 V0 Flammability Rated |
Environmental | -4 to 122°F (-20 to 50°C) 0–95% RH, non-condensing |
Listings | Designed to meet UL508 requirements |
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Motor Protection
High Inrush or Temporary Overload Current