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Summary of Contents for Powell 01.4IB.26262C
- Page 1 DRAFT Powered by Safety ® 01.4IB.26262C Low Voltage Arc Resistant Switchgear Equipped with Siemens Circuit Breakers Up To And Including 635V...
- Page 2 Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Contact Information Powell Electrical Systems, Inc. powellind.com info@powellind.com Service Division PO Box 12818 Houston, Texas 77217-2818 Tel: 713.944.6900 Fax: 713.948.4569 Powered by Safety ®...
- Page 3 01.4IB.26262C Signal Words Qualified Person As stated in ANSI Z535.4-2007, the signal word is For the purposes of this manual, a qualified a word that calls attention to the safety sign and person, as stated in NFPA 70E®, is one who has designates a degree or level of hazard seriousness.
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Page 5: Table Of Contents
01.4IB.26262C Contents Ch 1 General Information ....................1 A. S ................................2 cope B. p ................................2 urpoSe c. I ....................2 nStructIon ulletInS vAIlABle lectronIcAlly Ch 2 Safety ........................3 A. S ............................3 ondItIon B. S ...............................3 Afety uIdelIneS c. G ................................4 enerAl d. S ................................4... - Page 6 Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Contents Ch 5 Maintenance ......................23 A. G ................................. 23 enerAl B. o ........................23 verAll AIntenAnce rocedureS 1) Equipment ....................................24 2) Bus Insulation ..................................24 3) Mechanisms ....................................24 4) Primary Disconnect Device Contacts ..........................24 5) Control Contacts ..................................25...
- Page 7 Table B Siemens WL Circuit Breaker Ratings ..............7 Table C Low Voltage Arc Resistant Switchgear Dimensions (Frame Size FSII or FSIII) ...15 Table D Bolt Torque Values for Powell Low Voltage Metal-Enclosed Switchgear ..19 Table E Accessories ......................28 Powered by Safety...
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Page 9: Ch 1 General Information
The information in this instruction bulletin is not intended to explain all details or variations of the Powell equipment, nor to provide for every possible contingency or hazard to be met in connection with installation, testing, operation, and maintenance of the equipment. For additional information and instructions for particular problems, which are not presented sufficiently for the user’s purposes, contact Powell at 1.800.480.7273. -
Page 10: S Cope
1. Safety guidelines be implemented at any time and without notice. Go to powellind.com to ensure use 2. General descriptions of the operation of the current instruction bulletin for Powell and maintenance of the low voltage arc equipment. resistant switchgear To contact the Powell Service Division call 3. -
Page 11: Ch 2 Safety
The rules are intended to cover only some of the Informational Note: See ANSI/ISA-61010-1 important aspects of personnel safety related to (82.02.01)/UL 61010-1, Safety Requirements Powell low voltage arc resistant switchgear. for Electrical Equipment for Measurement, Control, and Laboratory Use - Part 1: General Requirements, for rating and design... -
Page 12: G Eneral
Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers c. G d. S enerAl pecIfIc 1. Only qualified personnel trained in 1. DO NOT WORK ON AN ENERGIZED SWITCHGEAR. If work must be performed the usage, installation, operation, and... -
Page 13: S Afety Abels
01.4IB.26262C e. S Afety ABelS The equipment described in this document has DANGER, WARNING, CAUTION, and instruction labels attached to various locations. All equipment DANGER, WARNING, CAUTION, and instruction labels shall be observed when the switchgear is operated or maintained. -
Page 14: Ch 3 Equipment Description
Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Ch 3 Equipment Description Powell low voltage, arc resistant switchgear for Siemens LVPCB circuit breakers consists of A. G multiple sections, fastened together as a single enerAl group (Figure 1). It is completely operational... -
Page 15: Table A Powell Low Voltage Arc Resistant Switchgear Ratings
01.4IB.26262C B. r AtInGS Table A Powell Low Voltage Arc Resistant Switchgear Ratings Short Time Current Short Circuit Current Maximum Arc Fault Voltage Current Main Bus Riser Bus Main Bus Riser Bus (volts) (kA) (kA) (kA) (kA) (kA) 85(.5s) Table B Siemens WL Circuit Breaker Ratings... -
Page 16: Figure 1
Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Figure 1 Powell Low Voltage, Arc Resistant Switchgear Powered by Safety ® Equipment Description... -
Page 17: Removing The Circuit Breaker From The Switchgear
01.4IB.26262C Figure 2 Removing the Circuit Breaker from the Switchgear a. Powell Overhead Lifting Device b. Auxiliary Compartment c. Overhead Lifting Cable d. Overhead Lifting Device Handle e. Lifting Device Yoke f. Circuit Breaker Compartment g. Circuit Breaker Powered by Safety ®... - Page 18 The switchgear is shipped with the circuit values. See Table D, Bolt Torque Values for Powell breakers installed unless other instructions Medium Voltage Metal-Enclosed Switchgear. are given. If the circuit breakers are shipped installed, they are done so in the open and B.
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Page 19: Switchgear On Lifting Crane
01.4IB.26262C 1) Lifting the Switchgear d. S torAGe The maximum shipping section width is Shipping and storage of electrical equipment 102 inches. The equipment should be lifted requires measures to prevent the deterioration using an appropriately rated overhead of the apparatus over a long unused period. - Page 20 1) Drawings and Diagrams Before any installation work is done, consult CAUTION and study all drawings and Bill of Materials furnished by Powell for the particular Applicable national or local codes or order. The drawings include arrangement regulations may require greater aisle space...
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Page 21: Chain/Cable Sling Installation
01.4IB.26262C Figure 4 Chain/Cable Sling Installation Minimum 45˚ 45˚ Minimum 45˚ 45˚ Minimum 45˚ 45˚ Powered by Safety ® Installation... -
Page 22: Base View
Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Figure 5 Base View 0.50 4.11 4.11 2.45 Note: The Cable Space Width is only contingent on the frame size (FSII Width or FSIII). It has no bearing on the... -
Page 23: Side View
01.4IB.26262C Figure 6 Side View Optional Hoist Vent Stack Cable Front 103.3 Compartment Compartment (2624) Top of Hoist 94.1 (2387.6) 2.37 (60) Table C Low Voltage Arc Resistant Switchgear Dimensions (Frame Size FSII or FSIII) Equipment Rear Cable Space Equipment... - Page 24 Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Additional shipping members may have The floor channels should have a minimum been installed in the bus or primary area web dimension of 4 inches. The required to ensure against shipping damage. All...
- Page 25 01.4IB.26262C H. G It is recommended that the connection to the roundInG station ground have a cross section of 500,000 Before power connections can be made, the circular mils (240mm ) or greater if the soil switchgear vertical sections must be grounded.
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Page 26: Figure 7
Table D, Bolt As a general rule, when using ½ inch Torque Values for Powell Low Voltage diameter bolts, the bolts should be 1 inch Metal-Enclosed Switchgear. longer than the combined thickness of the Refer to Figure 8 for a typical main bus splice copper bars being bolted together. -
Page 27: Table D Bolt Torque Values For Powell Low Voltage Metal-Enclosed Switchgear
01.4IB.26262C Wear Protective gloves and goggles and Table D Bolt Torque Values for Powell clean the main bus bar in a well ventilated Low Voltage Metal-Enclosed Switchgear area. Bolt Torque Bolt Dimensions Head Ft-Lbs Kg-M Vacuum and wipe dirt or other foreign... -
Page 28: Figure 8
Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Figure 8 Main Bus Splice Typical Channel-Type Main Bus Connection Proper Method for Tightening Inner Bolts, 3/8” Socket Drive - 3/8” x 6” Drive or Larger -Impact Type l. c... -
Page 29: Figure 9 Vent Stack
All tools are removed from the equipment and the area is free from For assistance with testing and inspection debris. contact the Powell Service Division at 1.800.480.7273 or email at Figure 9 Vent Stack info@powellservice.com. After the equipment has been installed and all connections made, it shall be tested and inspected before putting in service. -
Page 30: Figure 10 Arc Flash Preventers
Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Figure 10 Arc Flash Preventers a. AFP Door Releases (two will be depressed together) Note: Section View of lower portion of typical switchgear showing AR Flash Preventer Device. Must be in position shown during normal operation. - Page 31 However, this enerAl insulation, in most instances requires a certain Contact Powell Service Division for assistance amount of air gap between phases and to in performing maintenance or setting up a ground, which completes the insulation.
- Page 32 Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers The switchgear lineup and connections should Only use denatured alcohol or isopropyl be given the following overall maintenance at alcohol to clean the insulation. Wear least once a year: protective gloves and goggles and clean the main bus bar in a well ventilated area.
- Page 33 01.4IB.26262C 5) Control Contacts 9) Battery and Charging Equipment Contacts should be inspected and dressed The control battery is such an important or replaced when the surface becomes accessary to the switchgear operation seriously pitted. Unless repetitive duty has that it must be given special periodic...
- Page 34 Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers c. A 12) Records BnorMAl ondItIonS The condition of each switchgear unit at Local atmospheric conditions such as high the time of inspection should be listed in humidity, salty atmosphere, corrosive gases,...
- Page 35 A sufficient 1. To order Replacements Parts from Powell, amount of stocked parts minimizes service visit the website at powellind.com or call interruptions caused by breakdowns and saves 1.800.480.7273.
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Page 36: Table E Accessories
Low Voltage Arc Resistant Switchgear 01.4IB.26262C Equipped with Siemens Circuit Breakers Table E Accessories Part Name Part Number Overhead Lift Cable Assembly Cable 1468452123 (10ft) Swage Ball MS-664-C8 Clevis 47024P01 Overhead Lift Hand Crank 47009P03 Circuit Breaker Escutcheon Seal 26262P00000173... - Page 37 Up To And Including 635V September 2015 Powered by Safety ® Powell Electrical Systems, Inc. Tel: 713.944.6900 • Fax: 713.948.4569 Service Division - Houston powellind.com PO Box 12818 • Houston, TX • 77217 info@powellind.com ©2006 Powell Industries, Inc. • All rights reserved.
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