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- Current Monitoring Relays
Product Description

The SZC23 series AC switch is designed and manufactured for monitoring AC current. It uses the principle of mutual inductance to sense the AC through current, isolate the AC current and output a normally open or normally closed switching to control various industrial automation devices such as: E.g. flash light, buzzer, relay, single chip or other power load devices to be controlled directly. Compared with traditional mutual inductors, thermal protectors and other devices, this device can not only provide more accurate and timely control, but also greatly simplify the design and reduce costs.
Features:
1. Self-powered, no external power required.
2. Action current 0.2-30A AC, adjustable with a potentiometer.
3. LED display can conveniently and intuitively display the working status of the switch.
4. Contactless electronic switch with powerful MOS tube.
5. The switch has no limit on the number of opening and closing, and the response speed reaches the ms level.
6. Straight-through structure design, insulation withstand voltage up to 2000V.
7. Hysteresis is less than 1% and can be used under strong magnetic conditions.
8. The outer casing is made of self-extinguishing material ABS.
9. Suitable for AC current measurement and monitoring, AC motor overload protection, automatic control electronic switches and so on.

Packing list: 1 * Current measuring switch
Note:
1. Due to the difference between monitors and lighting effects, the pictures may not reflect the actual color of the item.
2. Please allow slight errors due to manual measurement. Thank you for your understanding.
Specification:
Model: SZC23-NO-AL-CH
Power supply: Not required
Rated load: ≤ 0.5A@240V AC/DC
Input current: 0.2-30A AC
Inrush current Minimum: 0.5±0.2A
Maximum overload: 100%
Leakage current: ≤0.1A
Measurement accuracy: 1%
Hysteresis: ≤1%
Response time: ≤200ms
Reproducibility: 100%
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Working temperature: -20~60℃
Waterproof: IP30
Dimensions: 65*25*47mm / 2.56*0.98*1.85in
Hole diameter: 10mm / 0.4in
Package weight: Approx. 56g/2.0oz
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