Things Beginners Need to Know Before Replacing a Circuit Breaker

How to Replace a Circuit Breaker Typically circuit breakers will not need to be replaced. Unlike a fuse, a circuit breaker is designed to reset. On occasion a circuit breaker may break or malfunction resulting in the need replace it with a new breaker. Most residential homes have a main circuit breaker and separate branch […]

Common Circuit Breaker Problems

Let’s talk about the most common circuit breaker problems people have Circuit Breaker Troubleshooting: Miswiring Circuit Breaker: Electrical Load How to Reset a Tripped Circuit Breaker Tripped Circuit Breaker: Circuit Overload Tripped Circuit Breaker: Short Circuit Why Does the Circuit Breaker Trip While Operating Certain Appliances Why is My Circuit Breaker Box Humming Circuit Breaker […]

Circuit Breaker Mounting Hardware

What is mounting hardware? In order to mount molded case circuit breakers into most panelboards a hardware kit, sometimes known as a “link kit” or “finger kit”, is required. The hardware kit makes the electrical connection between the circuit breaker and the vertical bus. Most hardware kits include everything that is needed to mount the […]

Understanding Tandem / Twin Breakers for QO Load Centers

“Square D tandem breaker won’t fit” Sound familiar? What is it about tandem / twin breakers that confuse so many of us? Maybe if they gave these bad boys a more specific part number then it wouldn’t be so bad, right? The thing is, although many Square D QO tandems have the same part number, […]

New Product Launch – PLC: Allen Bradley 2711P-RDT10C Series B

Reading Time: 3 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the last item of the PLC series, the Allen Bradley 2711P-RDT10C Series B PLC. This is a 10.4 inch display module with touchscreen and 18-bit color graphics. Allen Bradley 2711P-RDT10C Standard Processor Module This standard display module is a replacement […]

New Product Launch – PLC: Allen Bradley 1785-L80B Series E

Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1785-L80B Series E PLC. This is a PLC 5/80 Controller with 100K words SRAM user memory. Allen Bradley 1785-L80B Standard Processor Module   This programmable controller is another central part of each control system based on the […]

New Product Launch – PLC: Allen Bradley 1785-L40E Series E

Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1785-L40E Series E PLC. This is an EtherNet/IP Controller with 48K words SRAM user memory.   Allen Bradley 1785-L40E EtherNet Controller   The Ethernet controller embedded TCP/IP communication capabilities allow to communicate with other Ethernet PLC 5 […]

New Product Launch – PLC: Allen Bradley 1769-L32E Series A

Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1769-L32E Series A PLC. This is a CompactLogix EtherNet Processor with 750 KB user memory. Allen Bradley 1769-L32E CompactLogix Controller The CompactLogix controller is always the leftmost module in the system. The controller must be within four […]

New Product Launch – PLC: Allen Bradley 1764-LRP Series C

Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1764-LRP Series C PLC. This is a MicroLogix 1500 Processor with RS-232 communication port and 14 KB words user memory. Time based or event triggered data logging. Allen Bradley 1764-LRP MicroLogix 1500 Processor This 1764-LRP enhanced controller […]