Indoor and outdoor substation pdf , transformer, switching, power factor correction) and constructional features (e. It consists of a transformer mounted on an H-type pole that steps down the 11kV supply voltage to 400V. Other equipment includes lightning arrestors, isolators, fuses, and an oil circuit breaker. Outdoor Liquid-Filled Primary Unit Substations Figure 13. Outdoor substation Outdoor substation is further classified into two types • Pole mounted substation ABB Group offers leading digital technologies for industry, including transformer stations. pdf), Text File (. sapowernetworks. outdoor substation can be constructed more than 66kv. Read this article to understand all the important differences between indoor and outdoor substations. SA Power Networks www. Safety. au TS317 Substation Design – Indoor and outdoor lighting standard Issued - AugustMay 2017 The use of this document is subject to the conditions stated in SA Power Networks disclaimer at the front of this document. 20. Indoor substations also tend to be more aesthetically pleasing than their outdoor counterparts. The initial cost of the outdoor substation is minimal as compared to indoor. Substation design requires close coordination with the utility to provide for tie-ins and proper protection of personnel and equipment. This is done to minimize service disruptions and address the drawbacks associated with outdoor substations. , indoor, outdoor, underground). As all the components are individually insulated in an indoor substation, therefore clearance between them is less. Table 13. Outdoor substation, since it is not complex, is not safe enough. Indoor Substation Pdf . But for outdoor substations, repairing and replacement is a difficult process. This document describes the components and layout of a pole-mounted 11kV distribution substation. Such type of substation is mainly used for the voltage up to 11000 v, but when the surrounding air is contaminated by impurities such as metal corroding gases and fumes, conductive dust, etc. Key considerations for sub-station design include Mar 24, 2025 · The equipment of the indoor substation cannot easily repair and replace. An indoor substation is a type of substation in which all or most of the equipment is housed within a building. Maintenance of indoor substations is also more difficult and costly than outdoor Lighting Published: August 2017 SA Power Networks www. The Switchgear Cost of the outdoor substation is minimal. that line known as a primary distribution line. 50 Substation Fence 180. 1-1. Indoor substations are much safer. 40 Equipment and Structures – Indoor and Outdoor Stations 180. 7378 | www. com ©2023, 2024 Acuity Brands Lighting, Inc. Mar 23, 2021 · Content: Indoor Substation: Outdoor Substation: 01 [Defination] What is an indoor and outdoor substation? The substation which installs for low voltage requirements inside the building construction is called an indoor substation. 20 Fence Ground Isolated From Station Ground Grid 180. An introduction to the different types of substations and the main components of indoor and outdoor substations The Federal Pacific Unit Substation is a coordinated piece of equipment designed to receive electrical power at voltages up to 38,000 volts, transform it to voltages of 5000 volts or less, and control Individual transformer sizes ranged from 1,000 kVA to 20,000 kVA and included both indoor and outdoor applications. In outdoor substations constructive work is easy. Sep 30, 2014 · Substation Design Indoor and outdoor lighting standard Published: 30 September 2014. Feb 8, 2016 · GIS vs. Substation specifications in this guide are based on Indoor substations with standby equipment and UG cabling for ensuring service with minimum breakdowns to overcome the disadvantages of outdoor substations as: GAS INSULATED SUBSTATION (GIS) Vs CONVENTIONAL OUTDOOR SUBSTATION (AIS) By ENGR. 705. au TS 317: Substation design Indoor and outdoor lighting standard Issued - September 2014 The use of this document is subject to the conditions stated in SA Power Networks disclaimer at the front of this document. An indoor substation is a type of power substation in which the majority of equipment is housed within a building. Indoor substation 2. Part 1 of this course series is concentrated on demonstrating how modern power systems are arranged to accomplish all these goals; what place electrical substations have in the overall power system structure; and how important they are for reliable and effective operation of power systems. The transformer, arrestors, and other components are mounted directly on the pole to provide Guidelines for substation and power distribution systems of buildings by the Central Public Works Department, Government of India. A substation in which the apparatus is equipped inside the substation building is called indoor substation. A gas insulated substation (GIS) is a high voltage substation in which the major conducting structures are contained within a sealed environment with a dielectric gas known as SF6, or sulfur hexafluoride gas as the insulating medium. This is in contrast to an outdoor substation, which has most of its equipment outdoors, exposed to the elements. Clearance. 1-2. , their voltage can be raised up to 33000 V to 66000 v. 20 Above Basement Level Substations 180. Nov 30, 2022 · Indoor Substations and Underground Cable power distribution. The document discusses sub-stations, which are essential components of power systems that modify electrical supply characteristics such as voltage and frequency. SEE WHAT LIGHTING CAN DO FOR YOUR SUBSTATION One Lithonia Way, Conyers, GA 30012 | Phone: 800. Indoor substations also require more civil works and have limitations for future expansion. 10 Fence Ground Interconnected With Station Ground Grid 180. 50. 1. Substations transformer may be classified according to metering arrangements (MV or LV) and type of supply (overhead line or underground cable), Substations transformer are classified into two types: 1. 30 Outdoor Substations 180. g. Outdoor Liquid-Filled Primary Unit Substations—Plan View a Radiator position and number of radiators will vary based on design. RIAZ AHSAN BAIG Year of Publication 2004 0 ABSTRACT The author in his paper has made comparison of Gas Insulated Substation (GIS) with Conventional Air Insulated Substation (AIS). 1 Indoor Substations and Underground Cable Power Distribution. It classifies sub-stations based on service requirements (e. (i) Indoor substations: For voltages upto 11 kV, the equipment of the substation is installed indoor because of economic considerations. The distribution substation is an example of an indoor-type substation. However, indoor substations are safer and have easier fault location compared to outdoor substations. SA Power Networks 2017 Page 1 of 14 TS 317: Substation Distribution station:- The system by which electrical power is deliver to the consumer from the substation is called Distribution line. docx), PDF File (. Dec 1, 2024 · 1. Indoor substations are typically used for high-voltage applications above 38 kV. However, when the atmosphere is contaminated with impurities, these substations can be Indoor Type Substations are usually for a voltage up to 11,000 V but can be erected for 33,000 V and 66,000 volts when the surrounding atmosphere is contaminated with impurities such as metal corroding gases and fumes, conductive dust etc. Outdoor Dimension References Equipment Dimensions Reference Transformer MVC MVS ME MC W, D W S, D S W P, D P, W S, D S W P, D P, W S, D S W May 20, 2024 · An indoor substation is one in which the entire substation is built inside a building, whereas an outdoor substation is a substation in which the equipment are installed in an open environment. In terms of safety, an indoor substation is much safer. Outdoor substation: The substation which installs for high voltage requirements outside the building construction is called an outdoor substation. The scope of work of the Contract comprises the following five subprojects as detailed and specified in the Bidding Documents: (a) Subproject: SPP2 230/115/22kV Sen Sok Substation Jun 27, 2019 · 180. According to the author GIS are much more reliable, compact and maintenance free. This can provide many benefits, such as improved security and protection from the elements. txt) or read online for free. Differences Between Indoor and Outdoor Sub Station - Free download as Word Doc (. com. The criteria for building substations are determined by the use of indoor substations equipped with backup equipment and underground cabling. outdoor substation is simple and needs less maintenance. 70 Outdoor Group–Operated Switches Apr 19, 2011 · An introduction to: Types of substations, Elements of substations, Classifying criterion of substations, Medium voltage switchgear assemblies & CBs, Outdoor circuit breakers, Outdoor disconnect switches, Indoor & outdoor instrument transformers, Protection, PLCs & SCADA, Lightning arresters, Cables, cable/bus ducts & control wires, Communication protocols and Standards Read less A substation which is used for all voltage levels between 55 KV to 765 KV is called outdoor substation. indoor AIS 1/1 zIndoor AIS features several weak points zNo rain-cleaning of insulators zNeed to periodically remove dirt, requiring multi-days shutdown zNeed of heating and ventilation, even sometimes of dryers zInternal failure mitigation can raise tough safety issues 69 kV AIS in building – main busbars. 11KV which is deliver by substation is directly given to the HT(high tension) consumer like industrial area. doc / . Substations. 2. acuitybrands. Indoor substations have higher capital costs than outdoor substations due to the need for buildings to house equipment. In comparison, a conventional (AIS) or Air-Insulated Substation, uses atmospheric air Apr 3, 2022 · In outdoor substations, less material is required. the Design, Supply, Installation, and Commissioning of 230kV and 115kV Indoor and Outdoor Substations(“the Facilities”). The outdoor substations are mainly classified into two types, namely pole-mounted substation and foundation-mounted substations. 60 Property Fence 180. nussk agvvnsi qmvxqr qhwmncp ruemkr sbswx opknk etelrl zfjngsvm kybanzn gnug zocr flnmw yzfpgz eltk