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Summary of Contents for Ormazabal CMS-17
- Page 1 IG-178-GB General Instructions version 01 CMS-17 SWITCHING AND BREAKING SUBSTATION 11.08.2011 Transformer Primary Distribution Secondary Distribution Protection and Low Voltage Distribution Substations Switchgear Switchgear Automation Boards Transformers...
- Page 2 In view of the constant evolution in standards and design, the characteristics of the elements contained in this manual are subject to change without prior notification. These characteristics, as well as the availability of components, are subject to confirmation by Ormazabal’s Technical - Commercial Department.
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Page 3: Table Of Contents
GENERAL INSTRUCTIONS FOR IG-178-GB CMS-17 version 01 SWITCHING AND BREAKING SUBSTATION 11.08.2011 CONTENTS 1. DESCRIPTION AND MAIN CHARACTERISTICS ............. 4 1.1. INTERIOR SWITCHGEAR ..................5 1.1.1. Technical Characteristics: CGMCOSMOS system..........6 1.2. PREFABRICATED ENCLOSURE................7 1.3. MECHANICAL CHARACTERISTICS................8 1.3.1. Concrete Enclosure ....................8 ... -
Page 4: Description And Main Characteristics
SWITCHING AND BREAKING SUBSTATION 11.08.2011 1. DESCRIPTION AND MAIN CHARACTERISTICS Ormazabal's CMS-17 externally operated Switching and Breaking Substation has been designed in accordance with standard EN 62271-202, to be used in public electrical distribution networks of up to 24 kV. -
Page 5: Interior Switchgear
11.08.2011 1.1. INTERIOR SWITCHGEAR The electrical equipment of the CMS-17 Switching and Breaking Substation is located inside and anchored to the enclosure and has the following types of configuration: a) Switching and Breaking Substation, made up of the following components: Switchgear unit formed by up to 4 MV feeder functions completely insulated in , with an insulation voltage of 24 kV. -
Page 6: Technical Characteristics: Cgmcosmos System
IG-178-GB GENERAL INSTRUCTIONS FOR version 01 CMS-17 SWITCHING AND BREAKING SUBSTATION 11.08.2011 1.1.1. Technical Characteristics: CGMCOSMOS system MV Switchgear Unit CGMCOSMOS Insulation Rated voltage Power freq.: 50/60 Insulation level Lightning impulse: 125/145 Busbar (IEC 62271-200): Rated current 400/630 Rated short-time withstand current 16 eff. -
Page 7: Prefabricated Enclosure
GENERAL INSTRUCTIONS FOR IG-178-GB CMS-17 version 01 SWITCHING AND BREAKING SUBSTATION 11.08.2011 1.2. PREFABRICATED ENCLOSURE Made up of: Concrete monoblock prefabricated construction with a door opening measuring 1420 mm high and 1720 mm wide. Prefabricated removable concrete cover. -
Page 8: Mechanical Characteristics
IG-178-GB GENERAL INSTRUCTIONS FOR version 01 CMS-17 SWITCHING AND BREAKING SUBSTATION 11.08.2011 1.3. MECHANICAL CHARACTERISTICS The dimensions and weights of the CMS-17 Switching and Breaking Substation are given below. 1.3.1. Concrete Enclosure Dimensions Total 2080 Height Visible 1600 Width... -
Page 9: Electrical Equipment
GENERAL INSTRUCTIONS FOR IG-178-GB CMS-17 version 01 SWITCHING AND BREAKING SUBSTATION 11.08.2011 1.3.2. Electrical equipment Dimensions 2L2P Height 1300 1460 1670 Width (4 x 365 mm) (2 x 365 mm + 2 x 470 mm) Depth Weight 2L2P... -
Page 10: Transport
2. TRANSPORT 2.1. LIFTING METHODS The CMS-17 Switching and Breaking Substation has 4 DEHA-type inserts (6000-2-0170) which enable it to be handled using the proper lifting beam, slings and hooks in order to guarantee a hoisting as balanced as possible. -
Page 11: Access
2.3. OVERLAND TRANSPORT Transportation should be carried out using a truck. The CMS-17 Switching and Breaking Substation electrical equipment is supplied screwed onto the rails located on the floor of the concrete enclosure for transportation. -
Page 12: Sea Transport
Attach 2 planks of 1500 x 150 x 20 mm to support the CMS-17 in the container. Once positioned inside the container, attach a 100 x 100 x 10 mm and 100 mm long square to each corner of the building. -
Page 13: Installation
The coordination of the transport and the crane must be scheduled or, if this is not possible, a tow-truck suitable for the weight of the CMS-17 Switching and Breaking Substation The existence of any circumstance or object that could impede or obstruct the smooth operation of the installation must be indicated (posts, cables, ditches, walls, pipelines, etc.), marking their... -
Page 14: Excavation Dimensions
SWITCHING AND BREAKING SUBSTATION 11.08.2011 3.3. EXCAVATION DIMENSIONS For the installation of the CMS-17 Switching and Breaking Substation, an excavation including an earthing loop is necessary. In order to carry this out, it is recommended that the minimum construction worksite safety and health Regulations be observed. -
Page 15: Levelling Process
For the correct connection of the protective earth (metallic parts), the enclosure of the CMS-17 Switching and Breaking Substation has a switching box located on the inside of the left side wall, which is accessible from the outside through the doors. -
Page 16: External Earthing Circuit
IG-178-GB GENERAL INSTRUCTIONS FOR version 01 CMS-17 SWITCHING AND BREAKING SUBSTATION 11.08.2011 3.5.2. External Earthing Circuit The installation project must include a section corresponding to the earthing installation (check the Utility’s standard project), as well as the justification of its size. The requirements for this type of installation are established in the regulations governing Earth Connection Installations. -
Page 17: Mv Cable Access
SWITCHING AND BREAKING SUBSTATION 11.08.2011 3.6. MV CABLE ACCESS The CMS-17 Switching and Breaking Substation has 4 holes of 174 mm in diameter at the bottom part. Additionally it has 2 exits, one on either side, which allow access to adjoining plots. -
Page 18: Mv Cable Connections
MV switchgear unit. 4. SEQUENCE OF OPERATIONS OF THE SWITCHGEAR Once the CMS-17 Switching and Breaking Substation is installed, the MV switchgear commissioning operations must be carried out. 4.1. OPERATING THE MV SWITCHGEAR... -
Page 19: Replacing The Electrical Equipment
Disconnect the power to the Electrical Equipment, switching the MV switchgear unit to the earthing position c) Disconnect the inner earth cable (a) that connects the cover and body of the CMS-17. Figure 5.2: Disconnection of the earth cable for the cover Refer to the IG-078 General Instructions document for the CGMCOSMOS cubicle system, located in the CMS-17 Switching and Breaking Substation document holder. - Page 20 . Disconnect the power cables and their earth connectors. Figure 5.6: Cable compartment opening Refer to the IG-078 General Instructions document for the CGMCOSMOS cubicle system, located in the CMS-17 Switching and Breaking Substation document holder. Page 20 of 20 Page 20 of 24...
- Page 21 GENERAL INSTRUCTIONS FOR IG-178-GB CMS-17 version 01 SWITCHING AND BREAKING SUBSTATION 11.08.2011 g) Disconnect the earth connection of the electrical equipment from the earthing bar of the Medium Voltage switchgear, both on the left side of the left cubicle and the right side of the right cubicle.
- Page 22 Re-apply power to the CMS-17 Switching and Breaking Substation. Refer to the IG-078 General Instructions document for the CGMCOSMOS cubicle system, located in the CMS-17 Switching and Breaking Substation document holder.
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Page 23: Additional Information
First aid sign. Electrical warning sign. Lever for actuating the MV switchgear. CMS-17 Switching and Breaking Substation General Instructions, IG-178. CGMCOSMOS Cubicle System General Instructions, IG-078. NOTE: Some of these spares and accessories must be installed in the equipment by specialist personnel. - Page 24 TECHNICAL - COMMERCIAL DEPARTMENT: www.ormazabal.com Page 24 of 20...
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