step-down transformer


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Related to step-down transformer: step-up transformer

step-down transformer

[′step ¦dau̇n tranz′fȯr·mər]
(electricity)
A transformer in which the alternating-current voltages of the secondary windings are lower than those applied to the primary winding.
References in periodicals archive ?
Dimmer switches work only with 110-volt incandescent lights, not step-down transformers.
While all wiring and connectors for power are sealed, redundant NEMA enclosures, step-down transformers, and disconnect interlocks are offered as prewired enclosures.
Tenders are invited for Supply, Testing, Erection & Commissioning of 500 KVA, 11 KV/433 Volt Step-down Transformer (Copper winding) with accessories & fittings as per IS 1180 at Davanagere Dairy, Doddabathi, Davanagere
8 step-down transformer to meet the ADSL CPE (Customer Premises Equipment) upstream power requirements.
Tenders are invited for 11 Kv-415 Volt,3 Phase,500 Kva,Outdoor-Type Step-Down Transformer Conforming To Cee S Specification No.
At a substation, the step-down transformer will have an
Tenders are invited for construct low and medium voltage underground concrete ductbank with manholes for electrical conductors, replace low and medium voltage electrical conductors, replace motor control centers and electrical distribution centers, construct addition to main substation and install additional 13 kv switchgear, construct masonry building to house distribution center 6 at grit facility, replace existing 33 kv to 13 kv step-down transformers, 15 mw capacity (qty 2) in main substation with 20 mw units, provide manhole sump pump system for electrical ductbank manholes, provide third feeder for plant from bge.
The physical structure of the grid (its "topology") and flow of power (active and reactive) across the network from generating stations along transmission lines to customers, via step-up and step-down transformers, and the regulation of aspects of power quality such as voltage and frequency, is enormously complex.
OTCQB: CPQQ), a company that designs, manufactures, and distributes amorphous alloy transformer cores and amorphous core step-down transformers in China, has announced its financial results for the second quarter of 2011.
With a system of this size, Kear said, the power is typically produced at a voltage of 5 kVa or higher, and then is sent through step-down transformers to deliver 480 V for the buildings.