Tag Archives: Terminal Blocks

It’s the right time to try PTV

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Written by Scott Mulholland, Product Manager- Industrial Components

In these uncertain times, now might be an opportunity to look at a different way of doing things.

As the world wakes up and global demand accelerates, many manufacturers are experiencing significant challenges in being able to meet customer’s expectations. It feels like the problems are coming from all angles, global supply chain disruption, raw material shortages, extreme weather disruption. The list goes on.  Phoenix Contact is no different to our peers in seeing the step change in demand. Where we do differ, however, certainly in our din rail terminal offer, is that even if we cannot offer your first choice terminal (e.g a 2,5 grey screw terminal), we very often can offer a near solution that will do the same job with no loss of effectiveness or reliability. We could, in place of the 2,5 grey screw terminal, offer, say, a 2,5 spring, push in or IDC (insulation displacement connection).

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PTV Terminals- for when visibility is key

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Written by Scott Mulholland, Product Manager-Industrial Components

Space is always at a premium in the modern cabinet or machine. As designers and engineers extract every bit of usable space on the din rail and from the cabinet space in general, this can potentially have a downside. The busier the cabinet gets, the requirement to quickly and safely identify terminals and/or conductors becomes even more important to be able to work both efficiently and safely. Higher densities of terminals and conductors will potentially lead to the markers on those terminals and conductors being harder to read (with conductors sometimes having to ‘loop’ over the markers, obscuring them from vision). Also, using multi level terminals, increase the number of conductors in a small space, and this can exacerbate the problem. 

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Retrofitting terminals

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Written by Scott Mulholland, Product Manager- Industrial Components

Screw terminal side entry
Traditional push in ‘PT’ terminal top entry

In retrofit activity, its very easy to incur material costs and labour charges that can ramp up alarmingly from initial estimations. Replacing the terminals and conductors in a busy cabinet, junction box or machine could prove a serious undertaking. Therefore, replacing your traditional screw terminals with a more modern spring based push in terminal might be an initially attractive proposition.  It then it dawns on you that the benefits of speed of installation, vibration proof etc that come with fitting a push in ‘PT’ terminal may be negated by the need to replace each individual conductor/wire to achieve the extra wire length (say 40mm for arguments sake) to be able ‘loop’ over into the top of the terminal. You would need to do this as ‘PT’ push in terminals are top entry, whereas screw terminals are side entry. This could be very costly both in time and cash.

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Design for Manufacturer

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Choosing the right solution to optimise production and reduce assembly costs.

It wasn’t so long ago that PCB production was predominantly manual assembly of through-hole components followed by wave soldering and then manual test and inspection. In the mid-nineties I was tasked with introducing surface mount technology (SMT) into fire detection products and worked closely with production to optimise the design and manufacturing processes. Over time we were able to significantly reduce the use of the manual assembly and the wave oven, saving production costs and time consuming maintenance.

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Phoenix Contact at Battery Tech 2018 – The Power of Battery Storage.

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Written by Duncan Nicol

Batteries have been around for a very long time, but it‘s only in recent years that significant investment has been thrown at the challenge of making batteries more efficient and better suited to emerging applications such as home energy storage and electric vehicles. Batteries can also perform an important role in managing peak demand from the grid as demonstrated recently by Tesla in Australia.

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PTFIX- Making your distribution so much easier!

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Written by Scott Mulholland, Product Manager- Industrial Components

We are all familiar with distribution blocks. They are an integral part of control cabinets around the world. They are functional and fit for purpose, that’s probably why they haven’t changed in their basic design in many, many years. As for the termination technology, ‘screw will do’ has been the mainstay of the market.

PTFIXHere at Phoenix Contact, we think we can do better than your average, common or garden, distribution block. We have incorporated our market leading ‘Push In’ technology into our new PTFIX distribution blocks, which then builds in all of the advantages associated with push in technology.

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Push-in solutions for building installations

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Written by Scott Mulholland, Product Manager- Industrial Components

When the work environment needs to be smarter, so do the facilities that underpin them.

Installation terminalsState-of-the-art building installations place high demands on terminal block systems. All of the components must be able to be installed quickly to keep costs to a minimum, and the wiring must be transparent and reliable.

As a consequence, terminal blocks that are specifically used in installation systems have special features. For instance, the mounting dimensions for installation distribution systems must be maintained. The neutral conductor busbars used in installation systems must be routed next to terminal blocks so that touch protection is assured. Neutral conductor disconnect terminals must be used to measure the insulation resistance of the neutral conductors with respect to ground without having to disconnect any conductors. It is imperative that the terminal points are clearly labelled to obtain transparent wiring. The labelling also simplifies subsequent documentation. Ideally, existing installation distributors should be able to be expanded without any restrictions.

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Save space and time with PT Push-In Technology

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Written by Scott Mulholland, Product Manager- Industrial Components

At Phoenix Contact, we recognise that our customers are always battling to save space in the cabinet. With this in mind, our already comprehensive PT Push-In terminal range is ever expanding to bring you the benefits of reduced foot-print, competitive price positioning and the highest build quality.

Here is our new PT 2,5/S-QUATTRO:  Connect up to four conductors quickly and efficiently using our market defining ‘Push In’ technology.

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Need fast installation times? Try COMBI plug-in solutions.

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Written by Scott Mulholland, Product Manager- Industrial Components

The COMBI plug-in system enables the time-saving and modular configuration of your Plug-in terminalsapplication. Its distinguishing feature is its standardised plug-in zone. This makes it possible to freely combine basic terminal blocks, which are available with screw, push-in, spring-cage, and fast connection technology. The nominal data of up to 41 A and 1000 V has made a plug-in system for signal and power wiring possible.

Both the terminal blocks and the connectors are touch proof. In addition, all connectors can be individually assembled, i.e., they can be adapted to match the required number of positions in each application.

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