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Overcurrent Protective Device for Motor Control Circuits

2014-06-27 15:18:00| Electrical Construction & Maintenance

By Mike Holt, NEC Consultant Part VI of Art. 430 contains modifications of the general requirements and applies to particular conditions of motor control circuits. read more

Tags: control motor device protective

 

Overcurrent Protection, Part 3

2014-06-24 02:48:00| Electrical Construction & Maintenance

A short circuit is a special case of fault current. If you left a wrench lying across two phases of a bus, that would be a short circuit. It's only one type of fault current (there are several). read more

Tags: part protection overcurrent overcurrent protection

 
 

Stumped by the Code? Motor Control Circuit Overcurrent Protection

2014-06-17 00:40:31| Electrical Construction & Maintenance

By Mike Holt, NEC Consultant Q. What is the Code rule for motor control circuit overcurrent protection? read more

Tags: code control protection motor

 

Overcurrent Protection, Part 2

2014-06-10 00:18:00| Electrical Construction & Maintenance

Circuits experience overcurrent due to overload, short circuits, or fault current. What are these, and how do they differ? read more

Tags: part protection overcurrent overcurrent protection

 

Overcurrent Protection, Part 1

2014-05-19 21:06:00| Electrical Construction & Maintenance

The overcurrent protection requirements outlined in the NEC can be found in Art. 240, except as noted in Table 240.3. read more

Tags: part protection overcurrent overcurrent protection

 

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