Replacing an existing circuit breaker? Simply look at the label. Typically, the part number is displayed on the primary label of the breaker, usually by the manufacturer logo. Look for one of the following markings: Part Number or P/N Catalog Number or Cat # Mfr Part Number or MPN In most cases other markings like …
What is mounting hardware? A hardware kit, “link kit” or “finger kit”, is necessary to mount circuit breakers into most panelboards. 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 circuit breaker safely into the specified panel including …
Tandem breakers are known by different names, such as duplex, slimline, twin, half-height, half-inch, double and wafer breakers. Some may confuse tandem breakers with two-pole circuit breakers, however, tandem breakers do not get connected to two different poles at a panelboard and do not have a common trip or handle tie for simultaneous disconnecting of two poles — unlike a two-pole circuit breaker.
We are overstocked on dry-type transformers We need to clear out space immediately so we are running a transformers clearance sale! For a limited time, we are offering the following refurbished 480-208Y/120 Dry-Type transformers at liquidation prices. Check out the list below for pricing: [table id=4 /] *All sales final. This offer is subject to …
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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. This standard display module is a replacement part for PanelView Plus graphics terminal. …
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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. This programmable controller is another central part of each control system based on the PLC 5 series. It connects local, extended, …
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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. The Ethernet controller embedded TCP/IP communication capabilities allow to communicate with other Ethernet PLC 5 processors and host computers. The PLC 5/40 …
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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. The CompactLogix controller is always the leftmost module in the system. The controller must be within four modules of the system power …
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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. This 1764-LRP enhanced controller provides 14 KB words of user …
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Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1756-L62S Series B PLC. This is a GuardLogix Logix5562S Processor with 4 MB standard memory and 1 MB safety memory. The 1756-L62S Logix 5562S GuardLogix controller is a ControlLogix controller that also provides safety control. During development, …
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Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1756-L61 Series B PLC. This is a ControlLogix Logix5561 Processor with 2 MB user memory. This 1756-L61 controller comes with one RS-232 serial built-in communication port. The connections supported is 250 max. The 1756-L61 Logix 5561 controller …
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Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1756-IF8 Series A PLC. This is a ControlLogix Current/Voltage Analog Input Module with 8 Poles (36-Pin). Chassis mounting type. When this 1756-IF8 ControlLogix is operating in 2-Channel High Speed mode, only channels 0 and 2 can be …
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Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1747-L541 Series C PLC. This is a SLC 500 SLC 5/04 CPU Processor. It has a user memory of 16K words total, which if we break it down is: 12K words for data or program and 4K …
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Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! Today we are covering the Allen Bradley 1746-P2 Series C PLC. This is a power supply, which we all know is the heart PLCs. Needless to say, all PLCs require a power supply in order to operate. This is why we are kicking off …
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Reading Time: 2 minutes Hey there Contractors and fellow Service Professionals! We are happy to announce that we are now rolling out PLC products. You can find these parts at our online store here. You might be wondering… What is a Programmable Logic Controller (PLC)? If you’re an electrical engineer, a contractor, electrician, or a …
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Hammond Power Solutions Inc. (HPS) is the industry leader in the design and manufacture of standard and custom magnetic dry-type transformers. Established in 1917, the global company has facilities in the U.S., Canada, Mexico, India and Italy. With over 100 years of experience, the company database contains over one million transformer designs and offers thousands …
Hammond Transformers: The Ultimate Guide to Hammond Power Solutions Products Read More »
Circuit breakers are a crucial component of an electrical power system. They act as automatic electrical switches to protect an electrical circuit from damage, due to excess current caused by an overload or short-circuit. Circuit Breakers exhibit this function by inhibiting current flow once a fault is present.
Square D Bus Ducts Bus Ducts, also known as busways, are constructed of a sheet of metal with copper or aluminum as the busbar. The primary purpose of a bus duct is to conduct electrical currents. Square D manufactures a type of bus duct. The company, part of the multinational conglomerate Schneider Electric, originated in …
General Tips and Tricks for Square D Bus Duct Installation Read More »
Electrical Transformers – Instrument Transformers Ltd For every product from apples to voltage transformers, there is a slew of manufacturers competing to earn your business. Deciding where to put your money is often a roll of the dice, especially when the merchandise is highly technical or electronic. It is for this reason that a spotlight …
Obsolete Electrical Parts When obsolete electrical parts reach the end of their lifecycle, their production also terminates. Contrary to what you might believe, obsolete electrical parts are not unwanted parts because they are faulty. Usually, these electrical components function perfectly fine. They become obsolete due to overstocking by the seller or the emergence of a …
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