Sparks Electrical News August 2018

MCCs AND MOTOR PROTECTION

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HIGH-PERFORMANCE, PORTABLE OSCILLOSCOPES FOR HARSH INDUSTRIAL ENVIRONMENTS T he Fluke high-performance portable oscil- loscope from Comtest features two or four independently insulated input channels, an IP51 dust and drip waterproof rating, and a CAT III 1000 V/CAT IV 600 V safety rating. floating isolated inputs, up to 1000 V, and a real time sampling of up to 5 GS/s (depending on model and channels used). Frequency spectrum using FFT- analysis and automatic capture and REPLAY of 100 screens, as well as a deep memory of 10 000 points per trace waveform capture (scope mode), are all features of this new generation oscilloscope. • TrendPlot™ paperless recorder mode with deep memory for long-term automatic measure- ments per input channel for low frequency signal analy- sis

The 190 Series II has an impressive seven hours of battery operation using BP291, as well as an ‘easy access’ battery door for quick battery swaps in the field. The isolated USB host port allows for direct data storage to a USB memory device. The 190 Se- ries II is compact, weighing in at only 2.2 kg, and fea- tures a security slot, locking the oscilloscope down with Kensington® lock while unattended.

Users can choose from 500 MHz, 200 MHz, 100 MHz or 60 MHz bandwidth models. Designed for plant maintenance engineers, there is a choice of either a 2- or 4-channel scope for harsh conditions or industrial electronics. A 5 000 count digital multimeter (DMM) is included in the 2-channel models. The 190 Series II has up to four independent

190 Series II software: • Connect-and-View™ triggering for intelligent, au- tomatic triggering on fast, slow and even com- plex signals • ScopeRecord™ Roll mode gives 30 000 points

Enquiries: +27 (0)10 595 1821

HIGH PERFORMANCE SEALED POWER CONTACTORS GIGAVAC’s GV Series contactors are among the most economical high performance sealed power contactors on the market today. A sealed solution is what most customers ask for when specifying a contactor that handles switching sizeable dc loads. With voltage ratings from 12 Vdc to 1200 Vdc GIGAVAC GV Series contactors are rated to switch loads in excess of 400 A and interrupt short circuit currents to 3500 A (voltage dependent). Like all GIGAVAC advanced switching solutions, these contactors can be mounted in any axis or orientation and are sealed to withstand virtually any harsh environment. All GIGAVAC GV Series power contactors meet RoHS and CE Conformance requirements. The GIGAVAC line of EPIC® sealed contactors includes GX Industrial Contactors and MX Mil-Grade / Heavy Duty Contactors.

Enquires: +27 (0)11 626 2023

SECOND WEARCHECK LAB OPENS IN NAMIBIA WearCheck’s newest laboratory is officially open in southern Namibia, bringing to 16 the number of labo- ratories that the company operates in nine countries around Africa and beyond. Situated at Skorpion Zinc mine near Rosh Pinah, the lab is strategically placed to answer a growing call for world class condition monitoring services in the region, particularly in the burgeoning mining and construction industries. The lab is open to any industry requiring used oil analysis and other reliability solutions services. It is fully equipped with the latest instruments and technology and is backed by its own uninterrupted power supply. To enable maintenance managers to make quick decisions, the lab offers 24-hour sample turnaround time. WearCheck MD Neil Robinson is determined to make world class condition monitoring services as accessible as possible to industrial operations on the African continent. Offering a wide range of condition monitoring services for the mining sector – including used oil analysis – WearCheck Namibia is available for use by other industries, such as quarrying, industrial, transport and shipping operations.

Enquiries: leandras@wearcheck.co.za

SPARKS ELECTRICAL NEWS

AUGUST 2018