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METSEEMD461R Modbus Registers

Issue I cannot find the Data Sheets, Installation Guide, User Manual, and Modbus Register List for the METSEEMD461R Dual Connect Meter Product Line Rayleigh METSEEMD461R Environment Low Voltage...

What is the difference between Type 1 & Type 2 coordination?

Issue: Type 1 & Type 2 short circuit coordination comparison Product Line: Starters and Contactors Environment: Products sold in North America Resolution: Type I - Under short circuit conditions,...

What is the difference between the iC65 and the iC60 circuit breakers?

The Acti9 iC65 range of circuit breakers have the same external dimensions as the iC60 range but are not approved for use or sale in Australia. Only the Acti9 iC60 range of miniature circuit breakers...

What does B,C,D curve mean for Acti 9 MCB?

B Curve means the MCB trips between 3-5 times full load current. It is mainly used in residential applications where loads are resistive e.g. lighting fixtures, domestic appliances with low surge...

What are the main differences between Masterpact MTZ and Masterpact NT/NW?

MaterPact MTZ follows the same footprint as of NT/NW. However, it uses Micrologic X which is only compatible with MTZ. MTZ is an advanced/modern ACB which is future ready as well as EcoStruxure...

How do I upgrade the firmware on an APC Network Management Card (NMC) or...

Issue You wish to upgrade your Network Management Card's (NMC) firmware or have been instructed to. You have a device such as a Smart-UPS, Smart-UPS Ultra, Easy UPS On-Line, Easy UPS 3-Phase,...

What is the meaning of the B, C, D, K, and Z curves for C60 Multi-9...

Issue: What do the B curve, C curve, D curve, K curve and Z curve designations mean on Multi 9 breakers? Product Line: Circuit Breakers Resolution: For C60 Multi-9 devices, AC rated, the following is...

What does the Trip Class 10, Class 20 and Class 30 mean for overload...

Issue: Meaning of Trip Classes for overload relays. Product Line: NEMA Overload Relays Environment: North American Products Resolution: The trip class means that at 600% (6 times) of the maximum...

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Learn more through our Generic Knowledge FAQsGeneral Knowledge
Why choose Type B RCD for 3 Phase Variable Speed Drives?

For the 3 Phase Variable Speed Drives, the RCD type B or type B-Si is particularly suitable. It protects against fault currents with DC offset, which is true for three-phase power converters. In...

What are the effects of dV/dt on a Motor when using a VSD?

As there is an impedance mismatch at the termination of the motor cable to the motor, there will be a reflected wave which travels back along the motor cable causing overvoltage’s. Overvoltage’s on...

What is the difference between SQL Server server names and SQL Server...

Numerous Schneider Electric Software use Microsoft SQL Server for logging and reporting of data. Examples include EcoStruxure Power Monitoring Expert, EcoStruxure Building Operations - Report Server,...

What is the difference between in-sync and in-phase?

There is often confusion between the in-phase and the In-sync features of ASCO transfer switches. It is important to understand the difference between these features especially during the process of...

Voltage, Current and Resistance Explained

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...

What is an Electrical "Ground Loop" - How does it affect my equipment?

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,...

Can I use a 15A socket with a 10A plug?

Yes, a 15A socket with a 10A plug will fit.

What are the ranges of the Square D Circuit Breakers?

Material Description Comment Direct Replacement(Prior to December 2022) Comment QO106EC10 MINIATURE CIRCUIT BREAKER 240V 6A Discontinued no replacement DISCONTINUED since December 2022 QO110EC10 QOvs...

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