NK Technologies AS1 Series AC Current Operated Switches, Self-Powered, SmartLED, 1 - 150A Setpoint Range for Fixed Core Units, 1.75 - 150A Setpoint Range for Split Core Units
'AS1' Series Current Operated Switches from NK Technologies combine a current transformer, signal conditioner and limit alarm into a single package for use in status monitoring or proof of operation applications. Offering an extended setpoint range of 1-150A and universal, solid-state outputs, the selfpowered AS1 can be tailored to provide accurate and dependable digital indication of over-current conditions across a broad range of applications. Available in solid-core enclosure styles or in a split-core case to maximize ease of installation.
|Output||Magnetically isolated solid-state switch|
|Output Rating||• N.O. Version: 0.15 A @ 240 VAC or VDC
• N.C. Version: 0.2 A @ 135 VAC or VDC
• Not polarity sensitive
|Off-State Leakage||<10 μA|
|Response Time||120 ms|
|Setpoint Range||• Solid-core: 1–150 A (adjustable)
• Split-core: 1.75–150 A (adjustable)
|Hysteresis||5% of setpoint|
|Overload||MODEL||6 SEC||1 SEC|
|• -GO (NOU)
• -GO (NCU)
• All other
|• 500 A
• 400 A
• 400 A
|• 1000 A
• 1000 A
• 1000 A
|Isolation Voltage||UL listed to 1270 VAC, tested to 5000 VAC|
|Frequency Range||6–100 Hz|
|Sensing Aperture||• -FF Case: 0.55” (14 mm) dia.
• -FT Case: 0.74” (19 mm) dia.
• -SP Case: 0.85” (21.6 mm) sq.
|Case||UL94 V0 Flammability Rated|
|Environmental||-4 to 122°F (-20 to 50°C)
0–95% RH, non-condensing
|Listings||UL 508 Industrial Control Equipment
(USA & Canada), CE
Electronic Proof Of Flow