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User Manual Medium Voltage Controllers, 200/400A Two-High Cabinet, Standard and Arc-Resistant Enclosure Publication 1500-UM055H-EN-P...
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Arc Flash. Arc Flash will cause severe injury or death. Wear proper Personal Protective Equipment (PPE). Follow ALL Regulatory requirements for safe work practices and for Personal Protective Equipment (PPE). Allen-Bradley, Rockwell Software, Rockwell Automation, and TechConnect are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies.
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Summary of Changes This manual contains new and updated information. New and Updated This table contains the changes made to this revision. Information Topic Page Replaced inside front cover. Inside Front Cover Replaced Typical Structure and Typical Nameplate graphics. Added Environmental Conditions. Replaced Center Vertical Channel graphic.
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Summary of Changes Notes: Rockwell Automation Publication 1500-UM055H-EN-P - February 2015...
200/400 A Transformer Feeder • 1512BP 200/400 A Prepared Space This document is to be used for all Bulletin 1512B unit types, including arc IMPORTANT resistant (ArcShield™) units. Important information specifically for ArcShield units can be found in Appendix Appendix B...
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Chapter 1 General Information Figure 1 - Typical Structure Nameplate A unit nameplate is also found in the low voltage compartment with specific unit motor application information (see Figure Figure 2 - Typical Unit Nameplate Refer to these nameplates whenever you contact Rockwell Automation for assistance.
General Information Chapter 1 Prepared Space When ordering a starter kit to complete a prepared space , provide the following information to ensure the proper components are supplied. Series Number Provide the series number from the structure with the prepared space. The number is stamped on a nameplate on the right-hand flange of the starter (see Figure 1).
Chapter 1 General Information The standard controller must operate in an ambient temperature range of 0…40 °C (32…104 °F) with a relative humidity of up to 95% (non-condensing). Higher ambient temperature conditions are supported with factory assistance. The equipment shall be capable of being stored in an environment with an ambient temperature range of -40...85 °C (-40...185 °F).
Chapter Installation – Standard Enclosure For information on the installation site preparation, see General Handling IMPORTANT Procedures for MV Products, Publication MV-QS050_-EN-P. ATTENTION: Use suitable personal protective equipment (PPE) per local codes or regulations. Failure to do so may result in severe burns, injury or death. Door Opening Procedure Opening the Low Voltage Doors Low voltage doors are identified as LV in...
Chapter 2 Installation – Standard Enclosure Opening the Medium Voltage Doors ATTENTION: Medium voltage components are located behind the swing-out low voltage panel (standard cabinets only). Complete the Power Lock-out procedure (refer to Power Lock-out Procedure on page 57 of Chapter 5) before attempting to open the swing-out low voltage panel.
Installation – Standard Enclosure Chapter 2 5. Reverse the procedure to close the door. Ensure that the swing-out low voltage panel is in its original position before IMPORTANT attempting to close the MV door. When closing the medium voltage door, ensure all door locking bolts on the right side of the MV door are in place and tightened until the door is flush with the flange.
Chapter 2 Installation – Standard Enclosure Figure 5 - Cabinet Floor Plan Line cable conduit opening. Load cable conduit opening for bottom compartment. Load cable conduit opening for top compartment. Control wire conduit opening. Each opening provides access to top and bottom compartments. Mounting holes for 1/2 in.
Installation – Standard Enclosure Chapter 2 5. Secure the sections together using the 1/4-20 self-tapping screws. Thread the screw through the 7 mm (0.281 in.) clearance hole to the corresponding 6 mm (0.219 in.) pilot hole. To access the front clearance holes of the left-side cabinet, open the medium voltage doors.
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Chapter 2 Installation – Standard Enclosure 3. Once the rear bus cover is removed, you will see the three power bus bars and the ground bus bar (see Figure Figure 7 - Access to Power Bus from Side and Rear of Cabinet Center Rear Bus Access Cover Side Bus...
Installation – Standard Enclosure Chapter 2 Side Access A side bus access cover is located on each side of the controller. 1. Remove the hardware from the appropriate side bus access cover (see Figure 2. Remove the side bus access cover. 3.
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Chapter 2 Installation – Standard Enclosure 3. Open the low voltage cell doors (refer to Opening the Low Voltage Doors on page 13). 4. Disconnect the control wiring harness from the wire plug at the lower left side of the contactor. 5.
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Installation – Standard Enclosure Chapter 2 7. Remove each glass-polyester barrier located in front of the current transformers (see Figure 11). Figure 11 - Removing Glass-polyester Barrier Current Transformers Remove self-tapping screws from barrier assembly Glass-polyester barrier 8. Remove the retaining screw from the cable duct barrier and remove the barrier (see Figure 12).
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Chapter 2 Installation – Standard Enclosure Figure 12 - Removing Cable Duct Boot and Barrier Current Transformers CT Mounting Plate Loosen Retaining Screws Cable Duct Boot Remove Retaining Screws Cable Duct Barrier 10. To access the left side of the power bus, locate the two bus access covers at the rear, left side of the power cell.
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Installation – Standard Enclosure Chapter 2 11. If access to the right side of the power bus is required, remove the vacuum contactor from the upper power cell (refer to Removing the Contactor on page 62 of Chapter 12. Remove the power fuses from the isolation switch. 13.
Chapter 2 Installation – Standard Enclosure 17. Reverse the procedure to reassemble the cabinet. Ensure that the barriers are put back in place and all parts and tools are accounted for. Figure 15 - Access to Right Side of Power Bus Remove self-tapping screws ATTENTION: Ensure all barriers are replaced before re-energizing the equipment.
Installation – Standard Enclosure Chapter 2 Figure 16 - Bottom Cable Exit Configuration Cable Duct Barrier Cable Duct Boot Load Cable Connections ATTENTION: To avoid shock hazards, lock out incoming power (refer to Power Lock-out Procedure on page 57 of Chapter 5) before working on the equipment.
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Chapter 2 Installation – Standard Enclosure Figure 17 - Access to Load Cable Conduit Openings (Top exit cable configuration shown) (LV panels removed for clarity) Remove Cable Duct Boot to access Load Cable Conduit opening for cables exiting from bottom Power Cell Current Transformer Mounting Plate Connect Load Cables to...
Installation – Standard Enclosure Chapter 2 Top Exiting Load Cables 5. Load cables for the bottom power cell should be routed first. Pull the cables into the cabinet through the appropriate opening (see Figure 18). Run the cables behind the current transformer mounting plate and into the bottom power cell.
Chapter 2 Installation – Standard Enclosure Bottom Exiting Load Cables Follow steps 1-4 from the previous section. 5. Load cables for the top power cell should be routed first. Pull the cables into the cabinet through the appropriate opening (see Figure 19).
Chapter Installation – Arc-Resistant Enclosure (ArcShield) This installation section contains information on arc resistant styles of enclosures, referred to in this manual as “ArcShield”. For information on the installation site preparation, see Publication IMPORTANT MV-QS050_-EN-P. ATTENTION: Use suitable personal protective equipment (PPE) per local codes or regulations.
Chapter 3 Installation – Arc-Resistant Enclosure (ArcShield) Opening the Medium Voltage Doors ATTENTION: Complete the Power Lock-out procedure (refer to Power Lock-out Procedure on page 57 of Chapter 5) before beginning any service procedures to the unit. Failure to do so may result in severe burns, injury or death. Medium voltage doors are identified as MV in Figure Figure 21 - Access to Medium Voltage Compartments...
Installation – Arc-Resistant Enclosure (ArcShield) Chapter 3 On all ArcShield starters, the sticker in Figure 22 is attached to each door for your reference. Figure 22 - Label on Arc Resistant Door Anchoring Place the controller in the desired installation location. Use M12 (1/2 in.) floor mounting bolts to securely fasten the controller to the mounting surface.
Installation – Arc-Resistant Enclosure (ArcShield) Chapter 3 4. Position the right section against the left section. Ensure that the surface is level. 5. Secure the sections together using the 1/4-20 self-tapping screws. Thread the screw through the 7 mm (0.281 in.) clearance hole to the corresponding 6 mm (0.219 in.) pilot hole.
Chapter 3 Installation – Arc-Resistant Enclosure (ArcShield) Rear Access 1. Remove the hardware securing the center rear bus access cover (see Figure 25). 2. Remove the center rear bus access cover. 3. Once the rear bus cover is removed you will see the three power bus bars and ground bus (see Figure 27).
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Installation – Arc-Resistant Enclosure (ArcShield) Chapter 3 Figure 26 - Side Bus Access Cover Warning Label Figure 27 - Side Bus Access Cover Ground Connection Side Bus Access Cover Ground Connection Figure 28 - ArcShield Ground Plate Removable Handle Rockwell Automation Publication 1500-UM055H-EN-P - February 2015...
Chapter 3 Installation – Arc-Resistant Enclosure (ArcShield) Front Access – Access to Power Bus ATTENTION: To avoid shock hazards, lock out incoming power (refer to Power Lock-out Procedure on page 57 of Chapter 5) before working on the equipment. Verify with a hot stick or appropriate voltage measuring device that all circuits are voltage free.
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Installation – Arc-Resistant Enclosure (ArcShield) Chapter 3 Figure 30 - Removing Cable Duct Boot and Barrier Current Transformers CT Mounting Plate Loosen Retaining Screws Cable Duct Boot Remove Retaining Screws Cable Duct Barrier 5. To access the left side of the power bus, locate the two bus access covers at the rear, left side of the power cell.
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Chapter 3 Installation – Arc-Resistant Enclosure (ArcShield) 6. If access to the right side of the power bus is required, remove the vacuum contactor from the upper power cell (refer to Removing the Contactor on page 62 of Chapter 7. Remove the power fuses from the isolation switch. 8.
Installation – Arc-Resistant Enclosure (ArcShield) Chapter 3 Figure 33 - Access to Right Side of Power Bus Remove self- tapping screws ATTENTION: Ensure all barriers are replaced before re-energizing the equipment. Failure to do so will defeat the structure’s arc resistant capabilities and result in electrical faults and cause damage to equipment or serious injury to personnel.
Chapter 3 Installation – Arc-Resistant Enclosure (ArcShield) Figure 34 - Bottom Cable Exit Configuration Cable Duct Barrier Cable Duct Boot Load Cable Connections ATTENTION: To avoid shock hazards, lock out incoming power (refer to Power Lock-out Procedure on page 57 of Chapter 5) before working on the equipment.
Chapter 3 Installation – Arc-Resistant Enclosure (ArcShield) Figure 36 - Load Cable Conduit Openings Load Cable Conduit Opening for Cables from Top Power Cell Top of Cabinet Load Cable Conduit Opening for Cables from Bottom Power Cell Current Transformer Mounting Plate 7.
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Installation – Arc-Resistant Enclosure (ArcShield) Chapter 3 Figure 37 - Load Cable Conduit Openings Load Cable Conduit Opening for cables from top power cell from behind the cable duct boot Load Cable Conduit Opening for cables from bottom power cell Bottom of Cabinet 6.
Chapter Common Installation Bus Splicing Power Bus ATTENTION: This procedure requires contact with medium voltage components. To avoid shock hazards, lock out incoming power before working on the equipment (refer to Power Lock-out Procedure on page 57 of Chapter Verify with a hot stick or appropriate voltage measuring device that all circuits are voltage free.
Chapter 4 Common Installation Figure 38 - Typical 1200A Power Bus Splicing Configuration (Viewed from front of cabinet) Bus Support Bus Clamp Power Bus Splice Bar Main Horizontal Flat Washer Power Bus Hex Nut Lock Washer Figure 39 - Typical 2000A Power Bus Splicing Configuration (Viewed from front of cabinet) Bus Support Bus Clamp Power Bus...
Common Installation Chapter 4 Ground Bus 1. See Figure 40 to determine the correct ground splice configuration and assemble as shown. 2. Torque the hardware to 15 N•m ± 1 N•m (12 lb•ft ± 1 lb•ft). 3. Check all hardware for correct tightness and replace all covers and plates. Figure 40 - Typical Ground Bus Splicing Configuration (Front View) Ground Bus Splice Bar Hex Nut...
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Chapter 4 Common Installation 1. Remove the center-back plate or side plate to access the power bus. If access to the rear of the unit is not possible, refer to Access to the Power Bus on page 17 of Chapter 2 for either standard or ArcShield enclosures.
Common Installation Chapter 4 Installation of Current Figure 42 - Current Transformer Barrier Transformer Barrier Current Barrier Transformer ATTENTION: Ensure current transformer barrier is installed before re-energizing the equipment. Failure to do so may result in electrical faults and cause damage to equipment or serious injury to personnel. Hi-Pot and Megger Test Insulation integrity should be checked before energizing medium voltage electrical equipment.
Chapter 4 Common Installation ATTENTION: Remove all primary fuses for the control power transformer and/ or the potential transformer. Failure to do so may cause damage to the equipment during the Hi-Pot test. Insulation can be tested from phase to phase and from phase to ground. The recommended level for AC Hi-Pot testing is (2 X V ) volts, where V is the...
Common Installation Chapter 4 Testing Contactor Operation 1. Connect the appropriate external power supply (120 or 230V AC) to the test receptacle in the control panel. Turn the selector switch to the TEST position. ATTENTION: Some control circuit configurations may require control jumpers to let the contactor close during the test procedure.
Chapter 4 Common Installation Typical Wiring Diagrams Figure 43 - Typical Wiring Diagram: Electrically Held Vacuum Contactor (Relay Control) 2400V-6900V,3Ø, 50/60Hz Isolating Switch Door Interlock Current Limiting Power Fuses Current Limiting Primary Fuses ____ Overload Normal Test Test Supply Point 120V 50/60Hz Main Contactor (M)
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Common Installation Chapter 4 Figure 44 - Typical Wiring Diagram: Electrically Held Vacuum Contactor (with IntelliVAC Control) 2400V-6900V,3Ø, 50/60Hz Isolating Switch Door Interlock Current Limiting Power Fuses Current Limiting Primary Fuses ____ CPT1 Overload Normal Test Extra Auxiliary Contacts K M L Test Supply Point 120V 50/60Hz...
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Chapter 4 Common Installation Notes: Rockwell Automation Publication 1500-UM055H-EN-P - February 2015...
Chapter Maintenance ATTENTION: Use suitable personal protective equipment (PPE) per local codes or regulations. Failure to do so may result in severe burns, injury or death. Establish a maintenance and inspection schedule for the equipment. Annual IMPORTANT servicing, or every 20,000 operations (whichever comes sooner) is the minimum recommended.
Chapter 5 Maintenance Door Interlock Circumvention ATTENTION: The door interlock mechanism is designed to prevent access to the medium voltage cell while the unit is energized. When the unit is in operation, do not circumvent this interlocking safety feature. Always disconnect and lock out incoming power (refer to Power Lock-out Procedure on page 57) before...
Maintenance Chapter 5 ATTENTION: Always perform the Power Lock-out procedure before servicing the equipment. Failure to do so may result in severe burns, injury or death. Power Lock-out Procedure ATTENTION: The following procedure requires moving the isolation switch handle to the ON position. To avoid shock hazards, disconnect and lock out incoming power before proceeding with servicing the equipment.
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Chapter 5 Maintenance e. Electrically operate the contactor by pushing the START button on the unit or at a remote location. f. Disengage the contactor and move the control switch to the OFF position. Disconnect the external power supply. g. Complete the Power Lock-out procedure 4.
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Maintenance Chapter 5 6. Check the line and load sides of the contactor with a hot stick or appropriate voltage measuring device for the system voltage, to verify that they are voltage free (see Figure 48). a. Check for line-side voltage at the top vacuum bottle terminals. b.
Chapter 5 Maintenance Fuse Removal and ATTENTION: Only personnel who have been trained and understand the Replacement Bulletin 1500 product line are to work on this equipment. Suitable safety equipment and procedures are to be used at all times. Figure 50 - Medium Voltage Power Fuses Bolt-on Fuses Clip-on Fuse Clip-on Fuse Extractor...
Maintenance Chapter 5 The main power fuse has a pop up indicator pin located at one end of the fuse. When a fuse has opened, the indicator will be in its extended position. The fuse should be oriented in the fuse clip assembly so that the indicator is at the top. ATTENTION: The fuses may be hot for up to one hour after operating.
Chapter 5 Maintenance 6. Ensure that the flares on the fuse ferrules are properly located with respect to the fuse clips. 7. Apply a rapid shove to the bottom portion of the fuse barrel to force the fuse into the clip. 8.
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Maintenance Chapter 5 4. Disconnect the control power transformer primary leads from the fuse terminals at the top of the contactor. 5. Use a 9/16-in. socket wrench to disconnect the power cables and bus bars from the rear of the contactor. 6.
Chapter 5 Maintenance 9. Slide the contactor forward slightly to disengage the retaining tabs at the rear of the contactor from the mounting bracket inside the cabinet. 10. Carefully remove the contactor from the cabinet. ATTENTION: The contactor weighs approximately 22 kg (50 lbs) and assistance may be required to safely remove it from the cabinet and transport it.
Maintenance Chapter 5 Figure 54 - Isolation Switch Handle Adjustments Isolation Switch Gap: 0.045...0.060 in. Operating Lever (1.1...1.5 mm) Switch Interlock Lever Stop Bracket Isolation Switch Handle at halfway position Contactor Interlock Rod Nyloc Nut Contactor Interlock Lever To Reduce the Gap Distance 5.
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Chapter 5 Maintenance 10. Move the stop bracket until it just touches the interlock lever and tighten the screws. 11. Apply Loctite 290 (or equivalent adhesive) to the stop bracket screws and torque the screws to 8 N•m (6 lb•ft). 12.
Maintenance Chapter 5 Figure 56 - Isolation Switch Operating Lever Overlap Isolation Switch Overlap minimum Operating 0.125 in. (3 mm) Lever Interlock Lever 14. Open the contactor. Verify that the interlock lever and the rod move freely and that the return springs move the assembly back to the starting position.
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Chapter 5 Maintenance Figure 57 - Isolation Switch Handle Mechanism Lubrication Points Threaded Connecting Rod Clevis Pins and Cotter Pins Isolation Switch Operating Lever Interlock Lever Lubrication Points (at replacement only) Contactor Interlock Rod 5. Inspect the mounting hardware on the isolation switch operating lever and contactor interlock rod (see Figure 57).
Maintenance Chapter 5 Figure 58 - Isolation Switch Lubrication Points Lubricate Isolation Switch Blades Lubricate Pivot Points Isolation Blade Switch ATTENTION: Complete the Power Lockout procedure of the main power bus Adjustment before servicing equipment. Verify with a hot stick or appropriate voltage measuring device that all circuits are voltage free.
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Chapter 5 Maintenance Figure 59 - Isolation Switch Defeater Closed position Isolation Switch Operating Handle Isolation Switch Defeater Open position 3. Phase 3 (far right linkage) must be measured for overall travel. All three phases share the same main actuating shaft but the Phase 3 is the easiest to measure.
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Maintenance Chapter 5 Figure 61 - Isolation Switch Linkage Assembly Angle Location Must have tolerance of Shaft Assembly 0/+6 degrees Red Glass Polyester Switch Link 5. Loosen the lock nuts at each clevis (Note: one is a left-handed thread). 6. Adjust the isolation switch mechanical threaded linkage with a wrench until the overall travel angle of the switch link is within the required tolerance.
Chapter 5 Maintenance 8. Actuate the Isolation Switch handle to verify the travel angle. If the angle is incorrect, repeat steps 5 through 7 until desired travel angle is reached. ATTENTION: All three isolation switch linkage assemblies must meet the angle tolerance requirements.
Maintenance Chapter 5 3. To adjust the distance from the blades to the bar, disconnect the threaded connecting rod at the handle operating lever (see Figure 57). 4. Turn the threaded connecting rod to lengthen or shorten it. This will adjust the position of the isolation switch blades in the ON and OFF position.
Chapter 5 Maintenance Isolation Switch Auxiliary The auxiliary contacts are mounted on the left side of the isolation switch, slightly below the cams on the isolation switch shaft. Contacts Normally open contacts (Isolation Switch a Contacts - ISa) are on the outside of the isolation switch housing, and normally closed contacts (Isolation Switch b Contacts - ISb) are on the inside of the housing.
Maintenance Chapter 5 4. Insert a 6.35 mm (0.25 in.) diameter pin into the cam groove between the cam follower and the end of the cam groove. Figure 66 - Adjusting Auxiliary Contacts (ISa Auxiliary Contact Shown) Gap: 0.25 in. (6.35 mm) Cam Follower Auxiliary Contact 5.
Chapter 5 Maintenance 6. Operate the handle several times, then recheck the 6.35 mm (0.25 in.) clearance between the end of the cam groove and the follower pin for both cams. 7. Verify that auxiliary contact ISb is closed when isolation switch is open. Verify that ISb contact is open when isolation switch is closed.
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Maintenance Chapter 5 ATTENTION: This procedure may expose personnel to energized medium voltage components. Whenever possible, lock out incoming power before beginning this procedure. If you are unable to lock out incoming power, use the appropriate protective equipment and work practices to avoid shock hazards. Failure to do so may result in severe burns, injury or death.
Chapter 5 Maintenance If it is possible to move the isolation switch handle to the OFF position for reassembly, follow steps 5-10. If it is not possible to move the isolation switch handle to the OFF position for reassembly, follow steps 11-13. ATTENTION: The Z-clip assembly must be reassembled to ensure the interlocking mechanism functions properly.
Chapter Spare Parts The following list of spare parts is valid for typical Bulletin 1512 and 1512BT units. Please contact your local Rockwell Automation office to ensure that the following part numbers are valid for your system. Bulletin 1512 and Table 3 - Spare Parts List 1512BT Units Parts List Part Number...
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Chapter 6 Spare Parts Notes: Rockwell Automation Publication 1500-UM055H-EN-P - February 2015...
Appendix ArcShield Unit Information Overview ArcShield units have a robust arc resistant enclosure design that has been tested per IEEE C37.20.7 (2001). Each ArcShield structure was tested to withstand the effects of an arc flash at 40 kA for 0.5 seconds. ArcShield units provide Type 2B Accessibility.
Appendix A ArcShield Unit Information Exhaust Systems: Chimney or Plenum Information Plenum Option A plenum can be provided for each unit, and is to be field-mounted on the top of the unit structure (some incoming units may not have a plenum if top cable entry is required).
ArcShield Unit Information Appendix A Figure 70 - Cross-section of Plenum Extension, dimensions in inches [mm] 23 [584] 25 [633] Plenum Exhaust Considerations The following options for locating the plenum exhaust are presented: 1. Plenum ducted to an area of the control room where arc gases are permitted to escape, with plenum extensions (see Figure Figure 72...
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Appendix A ArcShield Unit Information Figure 71 - Plenum Exit Left with Extensions to Internal Controlled Access Area (Top View) Personnel Access Barrier Figure 72 - Plenum Exit Left with Extension(s) to Internal Controlled Access Area (Front View) Personnel Access Barrier Minimum H = 3.5 m (138 inches) Minimum L = 1.2 m (47 inches) Minimum Volume of space required for safe pressure relief: X * Y * H = 11 m...
ArcShield Unit Information Appendix A Figure 73 - Chimney Exhaust Space Requirements Minimum H1: 1.7 m (67 inches) Minimum H: 1 m (39 inches) Additional Notes • The walls of the plenum exit area must be capable of withstanding the pressure generated.
Appendix A ArcShield Unit Information Chimney Information A chimney can be provided for each unit, and is to be field mounted on top of the unit structure. The purpose of the chimney is to direct the hazardous flames and gases away from the top of the resistant enclosure. The chimney is secured to the top of each unit structure.
Appendix ArcShield Plenum Installation Instructions The following instructions are provided to ensure the proper installation and function of plenum components supplied with ArcShield enclosures. Refer to Appendix A for additional information related to ArcShield plenums before attempting to follow these instructions. Recommended Torque 1/4-20 Thread Fasteners –...
Appendix B ArcShield Plenum Installation Instructions Figure 75 - Description of Plenums and Components 18" wide Plenum 26" wide Plenum 36" wide Plenum Fastened directly over the 0.5 m (18 in.) Fastened directly over the 0.7 m (26 in.) Fastened directly over the 0.9 m (36 in.) wide cabinet wide cabinet wide cabinet...
ArcShield Plenum Installation Instructions Appendix B Figure 76 - ArcShield Line-up 36 in. Exhaust extension Sealed end Exhaust end Plenum exhaust can be on the left or right hand end of the line up. Pictures and figures in this procedure are shown for a right hand exhaust exit direction. Also shown is an optional vertical (top) direction exhaust extension (see Figure 88).
Appendix B ArcShield Plenum Installation Instructions Cabinet Preparation In preparation for mounting Plenum, remove the cabinet lifting means (slips of lifting angles). The bolts retaining the lifting means must be replaced in the holes from where they came. Failure to do this will remove the cabinets ability to properly control any arc gases.
ArcShield Plenum Installation Instructions Appendix B Figure 80 - Plenum Placement Use recommended torque value for 1/4-20 fasteners Use silicone caulking generously to fill any air gaps once the Plenum has been securely mounted in place. STEP 2 – Alignment of “Side- Plenums mounted side-by-side must be fastened together through the aligning holes using 5/16-in.
Appendix B ArcShield Plenum Installation Instructions Figure 81 - Aligning “Side-by-Side” Plenums Any unused holes must be filled with thread forming screws. i.e.: “Lifting Lug IMPORTANT holes”. All Gaps must be sealed and filled with silicone. All Plenums in a Line-up must be mounted to the top of each enclosure and to STEP 3 –...
ArcShield Plenum Installation Instructions Appendix B The “End Cover Plate” must be mounted on the closed end of the Line-up at this time during the assembly using 5/16-in. hardware (see Figure 82 Left side). STEP 4 – Closing the Front of After the first stage of the Plenum assemblies have been mounted, the Plenums can then be “closed-up”...
Appendix B ArcShield Plenum Installation Instructions Figure 84 - 90° Elbow Section Assembly, Step 5A (Front View) Figure 85 - 90° Elbow Section Assembly, Step 5B (Front View) 36 in. extensions Screen Cover Plate ° 2-piece 90 elbow section Figure 86 - 90° Elbow Section Assembly, Step 5C (Front View) The Extension components are attached to the Elbow Section using 5/16-in.
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ArcShield Plenum Installation Instructions Appendix B Figure 87 - Optional Extension/Elbow with Vertical Extension (Right side exit) Last Plenum in line-up remains open for installation of extension assembly After the Extension/Elbow assembly is attached through the fastener holes on the inside flange of the Plenum, the front duct section can be replaced and fastened through the holes on the outside flanges.
Appendix B ArcShield Plenum Installation Instructions STEP 7 – Additional The Extension/Elbow Assembly must have additional mounting support. Mounting Support 90° Elbow Section: Approximate weight 64 kg (142 lbs) 36" Extension Assembly: Approximate weight 51 kg (112 lbs) Figure 88 shows an example of how the Extension/Elbow Sections can be supported by suspension from a high ceiling.
Appendix ArcShield Chimney Installation Instructions The following instructions are provided to ensure the proper installation and function of chimney supplied with ArcShield enclosures. Refer to Appendix A for additional information related to ArcShield chimney before attempting to follow these instructions. Recommended Torque 1/4 -20 Thread Fasteners –...
Appendix C ArcShield Chimney Installation Instructions General Plenum Layout for An example of a general chimney assembly configuration is shown in Figure Chimneys of varying widths are mounted directly over the MV enclosures of the ArcShield Line-up corresponding width. Figure 90 - ArcShield Line-up with Arc Chimneys Rockwell Automation Publication 1500-UM055H-EN-P - February 2015...
ArcShield Chimney Installation Instructions Appendix C Cabinet Preparation In preparation for mounting a chimney, remove the cabinet lifting means (slips of lifting angles). The bolts retaining the lifting means must be replaced in the holes from where they came. Failure to do this will remove the cabinets ability to properly control any arc gases.
Appendix C ArcShield Chimney Installation Instructions Chimney Placement on Structure Once the Chimney has been lifted in place directly over the relief vent (shown in Figure 80 on page 91), all 1/4-20 fasteners, removed in Cabinet Preparation on page 99, are replaced to attach the chimney to the top of the enclosure. Figure 93 - Chimney Placement Use recommended torque value for 1/4-20 fasteners...
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Medium Voltage Products, 135 Dundas Street, Cambridge, ON, N1R 5X1 Canada, Tel: (1) 519.740.4100, Fax: (1) 519.623.8930 Online: www.ab.com/mvb Allen-Bradley, Rockwell Software, Rockwell Automation, and TechConnect are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies.