Electrical Review

1. Smart PV monitoring
(Electrical Review/Product News)

Besides the existing program of gPV string and main fuses, DC & AC Surge-Trap Surge Protective Devices (SPDs), DC switches and junction boxes, Mersen has launched a brand-new solution : PV string monitoring. ...

2. Borri's emergency power keeps Gems TV on air
(Features/Advertorials)

... extremely susceptible to mains failures and surges, which means that it is absolutely imperative that its back up power supply is consistently reliable. Borri’s B9000 UPS has been fitted with an additional ...

3. Maximising savings for voltage optimisation
(Features/Features)

... electric distortion, especially with non-linear loads, they require over-sized filters, and generate very poor input line harmonics, in addition they cannot handle surge currents such as motor starting. ...

4. 20 years in the enclosure business!
(Features/Features)

... and electronics manufacturing industry the enclosures sector has not been spared from the insurgence of copycat products from the Far East. But looks, and more importantly promises, can be deceptive. The ...

5. A new name in LV switchgear
(Electrical Review/Product News)

... the latest requirements for energy metering and surge protection.  The distribution boards will include split-load units with two or three separate banks of MCBs and integral metering.  Meters will provide ...

6. Green energy surge for CPS leads to new electrical control solution
(Electrical Review/News)

To meet increased demand for green energy from solar panel and wind turbine generators, a Scarborough firm has designed a microprocessor-based control panel for monitoring power transfer to the national ...

7. An overview of surge protection devices
(Features/Features)

The inclusion of surge protection devices or SPDs in the latest amendment to the 17th edition of the BS7671 wiring regulations shows how far the complexity of modern installation has come Changes to ...

8. ABB said to retain DCS market share
(Electrical Review/News)

... increase in new projects in the heavy process industries such as oil & gas and petrochemical, as well as a resurgence in power generation projects, helped to drive global demand for DCS in 2010. Many ...

9. Don't leave it too late
(Features/Features)

... the network at times of high demand. That will allow “peak-lopping” and reduces the big power surges when everyone goes to make a cup of tea during the advert break in the middle of Coronation Street. ...

10. DEHN UK
(Electrical Review Directory/Directory)

Tel:  01484 859222 Fax: 01484 859111 Email: office@dehn.co.uk Web: Click here for DEHN UK website Tradition and Innovation for 100 Years DEHN + SÖHNE are world leaders in Lightning and Surge ...

11. Cable with built in protection
(Electrical Review/Product News)

In today's modern world the uninterrupted use of data communications is taken for granted. Lightning discharges resulting in induced surges and over-voltages can cause major problems to computer equipment ...

12. Advertisement feature – Assess the health of power transformers to ensure long-term operation
(Features/Advertorials)

... • Connection leads • Surge arrestors The powerful testing device provides up to 800 A or 2 kV (2 kA or 12 kV using external accessories) with up to 5 kVA over a frequency range of 15 to 400 Hz or ...

13. Cable with built in protection
(Electrical Review/Product News)

In today's modern world the uninterrupted use of data communications is taken for granted. Lightning discharges resulting in induced surges and over-voltages can cause major problems to computer equipment ...

14. New catalogues for expanding product range
(Electrical Review/Product News)

... of interface relays, solid state relays, surge protection devices, panel thermostats and timers. This latest edition is divided into 3 product sections: plug-in / PCB relays; relay / interface modules; ...

15. Blown Fuse – Benevolence or malevolence – it’s all the same to me!
(Features/Features)

... cables and such like. So, we need 50,000 more graduate engineers do we? How about we create a resurgence of engineering apprenticeships at all levels instead? A young person with an ONC/OND or even an ...

16. Smart grids rely on relays
(Features/Features)

... insist on ROCOF (rate of change of frequency or vector surge) protection being installed to isolate the generator from the DNO supply in the event the latter is lost. Some would say that it's undesirable ...

17. UPS power protection: Why it’s so necessary, and what the risks are
(Features/Features)

... compounded if corrupted files are subjected to further processing before detection. Voltage excursions can appear as surges or sags as well as spikes. Surges are sustained voltage increases above normal ...

18. The right choice for UPS
(Features/Features)

... eight other power problems that a UPS may be called upon to perform. These are compensating for short-term low voltage conditions (power sag); eliminating supply transients (power surges); compensating ...

19. A close look at surge protection
(Features/Features)

Surge protection devices (SPDs) play an essential role in protecting sensitive electrical and electronic equipment from damage caused by overvoltages or other electrical power surges or spikes. Alan Reed, ...

20. 17th Edition Amendment 1 seminars
(Electrical Review/Product News)

... topics: • New Section 444 - Measures against electromagnetic disturbances • New Section 534 - Devices for protection against overvoltage. Selection of Surge Protection Devices (SPD) • New Section 710 ...