WebJun 21, 2001 · The trip class means that at 600% (6 times) of the maximum thermal current rating (or 600% of the actual dial setting on adjustable overloads) the Class 10 will trip in 10 seconds or less, Class 20 will trip in 20 seconds or less, and Class 30 will trip in 30 seconds or less. Published on: 6/21/2001 Last Modified on: 9/28/2024 WebClass 10 4 - 10 sec 1.2 Ie 7.2 Ie Class 20 6 - 20 sec Class 30 9 - 30 sec TA25DU trip class 20 for contactors A9 … A40 and (T) AL9 … (T) AL30 TA25DU1.8-20 1SAZ211401R1025 …
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WebJul 1, 2024 · A VFD’s electronic overload protection function estimates the motor overload level based on output current, output frequency, thermal motor characteristics, and time. When the VFD detects a motor … WebJan 1, 1999 · An unmarked overload relay is always Class 20. Typical NEMA-rated overload relays are Class 20, but you can adjust many of them about 15% above or … team moto2
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WebE16DU-6.3 Electronic Overload Relay 2.0 ... 6.3 A; Long Description: The E16DU-6.3 is an self-supplied electronic overload relay, which means no extra external supply is needed. It offers reliable and fast protection for motors in the event of overload or phase failure. WebDec 11, 2010 · There are multiple classes of thermal overload relay. These class numbers indicate the trip characteristics from cold state, and should be selected according to the starting characteristics of the motor and its application. Below is a table giving the characteristics for each class Ir = Current setting of overload relay. WebThe overload or thermal protection pickup (Ir) is set by using a multi-position dial. The default Ir pickup setting value is 0.4 x In (minimum dial value). The overload or thermal protection tripping range is 1.05–1.20 x … team moto 3 creysse