Surge Protection, Power Distribution and Uninterruptible Power
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Power Distribution and Grounding of Audio, Video And
Integrating Electronic Equipment and Power into Rack Enclosures Optimized Power Distribution and Grounding for Audio, Video and Electronic Systems MAIN PANEL SUB PANEL (optional) Grounding Conductor Grounded Conductor (neutral) Ground Bar Neutral & Ground Bar Neutral (On insulators) Technical (isolated) Grounded Conductor “single-point” ground bar (Neutral & Ground on insulators combined) Enclosure From Technical (isolated) ground wire terminated Transformer in main panel only (no connection to sub panel ground) Building ground wire or conduit Isolated ground outlet conventional outlet Rev. 4b Table of Contents Preface ........................................................................................................................... 1 Neutral-Ground reversals .............................................................................................. 30 A Note about Signal Paths .............................................................................................. 2 Steps to Troubleshoot Bootleg Grounds and Neutral-Ground Reversals ....................... 32 Ground Loops and Signal Interconnections .................................................................... 2 Auxiliary Ground Rods ................................................................................................... 34 Signal Wiring: Unbalanced & Balanced Interfaces .......................................................... 3 Intersystem Bonding (Cable TV, Satellite TV, Telephone) ............................................. 35 AC Magnetic Fields -
Hospital Isolated Power Systems
Hospital Isolated Power Systems Class 4800 Catalog 4800CT9801R4/08 08 CONTENTS Description . .Page General Information . 3 Surgical Facility Panels . 29 Isolation Panel Components . 30 Operating Room Panels. 32 ICU/CCU Panels . 35 Dual Output Voltage Isolation Panels . 37 Duplex Isolation Panels . 41 Three-Phase Isolation Panels . 44 Controlled Power Panels . 48 Remote Alarm Indicators . 54 Power/Ground Modules . 56 Remote Annunciator Panels . 60 Iso-Gard® Line Isolation Monitor (LIM) . 62 Digital Clocks, Timers, and Accessories . 63 Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com Hospital Isolated Power Systems Overview and History Overview This catalog has three purposes: • To demonstrate to hospitals the need for isolated systems • To guide the engineer in the application of hospital ungrounded systems • To describe in detail the Square D® brand equipment used to design effective and economical isolated ungrounded systems Schneider Electric has been building isolating transformers for hospital use since the first equipment standards appeared in 1944. We have built an enviable reputation for reliability, low sound levels, and minimum inherent leakage. Proof of the engineered superiority of Square D brand products is found throughout the country in numerous installations, many dating to the earliest applications of isolating transformers. This bulletin is not intended as a “do it yourself” manual for installation of hospital isolated systems. -
Cord & Cordset Products
Cord & Cordset Products FOR INDUSTRIAL, COMMERCIAL AND SPECIALTY APPLICATIONS CORD & CORDSET& CORD PRODUCTS NOVEMBER 2017 Cord & Cordset This catalog contains in-depth What’s New? information on the most OUR BEST CORD JUST GOT BETTER comprehensive line of cord and The rubber cord that changed an industry just got better. General cordset products. General Cable’s Cable now offers Super Vu-Tron® Supreme with GenClean® flexible cord products are available technology as a standard feature, enabling users to benefit from this proprietary cleanable jacket technology. An outstanding today for commercial, industrial solution for the food and beverage industry, Super Vu-Tron Supreme with GenClean offers all the benefits and durability and specialty applications. Our of rubber cord with a cleanable jacket that permits unwanted contractor-grade extension cords, material to be more readily removed in a wash cycle. Learn more about GenClean on page 9. specialty cords, utility lights and accessories provide power for tools THE POWER IS ON — FROGHIDE® ULTRA FLEX® and equipment, and temporary LIGHTED EXTENSION CORD lighting on residential, commercial and industrial job sites. With the help of contractors, tradesmen and homeowners, we’ve created the ultimate extension cord. More flexible, more durable and more identifiable than any other cord on the market, featuring The product and technical sections a lighted connector to indicate the power is on — the one and only have been developed with an easy- FrogHide Ultra Flex lighted extension cord. Carol® Brand FrogHide Ultra Flex lighted extension cords are bonded to the caps and to-use “spec-on-a-page” format. connectors with heavy-duty strain reliefs built in for lasting They feature the latest information strength, even in rough applications. -
Plug Patterns… and Counting
INTER ISSUE 1 | SUMMER 2011 MAGAZINE FALL 2011 | ISSUE 1 Plug Patterns… and Counting PLUS: • Partially Insulated Swiss Plugs Increase Safety pg 6 • Saudi Arabian Standards Changed And Enforced pg 18 • A Closer look at the Brazilian Plug Standard pg 20 No minimum order requirements for Continental European cords Interpower Corporation manufactures Continental European power cords and cord sets. The Continental European plug carries all the appropriate approvals. Many lengths are in stock, and we offer a 1-week manufacturing lead time for nonstock cords. Customize your power cord or cord set! Choose from a variety of colors with no set-up charge. Interpower Corporation can also mold IEC 60320 C13 and C19 connectors. We offer straight and four angled IEC 60320 C13 connectors. All connectors fi t our existing connector locks. Connector locks secure the connector, preventing accidental removal or interruption. Custom lengths, labeling and packaging are also available upon request. Our Customer Service Department is ready to serve you from 7 a.m. to 7 p.m. Central Standard Time with no automated call attendant; receptionists answer every phone call. From 1 piece to 1,000 pieces or more we offer no minimum order requirements, so you only purchase what you need. With a 1-week manufacturing lead time, and no minimum order requirements, Interpower Corporation is your one-stop shop for power system components. • Continental European plug carries all appropriate approvals • 1-week manufacturing lead time on any nonstock Continental European power cord or cord set Toll-Free Phone: (800) 662-2290 • No minimum order requirements Order a free Catalog on CD today! E-mail [email protected] or call toll-free.