The table below indicates the selection of the power switching components necessary to build up a star delta starters, with mechanical interlocks between star and delta contactors, suitable for...

Product line: Altivar 320 / ATV320 Cause: Loss of input voltage on L1, L2 or L3 Resolution: Check for phase loss or phase imbalance Check the line voltage power, input connections and/or fuses Check...

With an ATV630 it is not possible to implement a multi motor configuration with different motors. Only with equal motors it can be done with parameter set switching ( no motor parameters ! ) to make...

The zero-sequence impedance is between connected together line terminals of a three-phase star-connected or zigzag-connected transformer windings and its neutral terminal. Zero-sequence impedance...

Issue: When using Windows 7 and connecting a NMC3 device via USB for configuration, CDC-USB drivers might need to be updated on initial use. Product: Network Management Card 3 (AP9640, AP9641)...

In the majority of cases, the overload of a star delta starter is fitted below the delta contactor with wiring connections to one side of each of the motor windings. The other side of the windings...

Yes, Zelio Soft 2 V4.5 is compatible with Windows 7 64 bit with one exception ; when communicating between the PC/Laptop and the Zelio Logic Relay, and using the USB cable SR2USB01 with Windows 7 64...

Issue: Troubleshooting OP1 on an ATV21/212 drive. Product Line: Altivar ATV21 and ATV212 drives. Environment: All Cause: Overvoltage during acceleration Resolution: This can be caused by a number of...

Most industrial proximity sensors (inductive, capacitive, ultrasonic and photo electric) are solid state. The term solid state refers to the type of components used within the sensor. Solid state...

Issue: How do I remember the relationship of voltage, current and resistance in an electrical system? Environment: N/A Solution: Voltage (unit of measurement - volt) is like the water pressure in the...

Before getting started make sure that you have Upgrade Studio installed on your laptop and that you have an account to log in. You also must have already activated your TREX communicator. Go to...

PNP and NPN type outputs are available as 3-wire sensors with a DC voltage power supply (the voltage limits are dependent on the specific sensor): PNP type: switching on the positive voltage load NPN...

Contact tips wear rate of is linked to the opening speed and not the opening time. Our algorithm is based on this concept with a dedicated electronic circuit. Arc Voltage is a function of contact...

Issue: What is an electrical "ground loop" and how does it affect my equipment? Environment: Ground loops can occur in any situation where multiple electrical devices are interconnected,...

Issue: What is Power Factor Correction (PFC) - Does it help conserve energy? Answer: Explanation 1: Power Factor Correction (PFC) doesn't directly reduce the overall electric consumption of a...

Register the Easy UPS with APC by Schneider Electric customer support. This is a one time process required to be done only during initial installation. The Easy UPS output cannot be turned on without...