MaxSG Low Voltage Switchgear

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• MaxSG Low Voltage Switchgear
• Automation Technology Division
• Wichita Falls, Texas
• 940-397-7000

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Value Proposition

• Our value proposition that we create for the
  customer is that we
• offer
• Best of breed
• World-class, topnotch circuit breakers,
  switchgear, systems
• Engineered with highest safety, reliability and
  ease of operation
• We are highly customer-focused
• Quick response to customer concerns
• Topnotch engineering support
• Accommodate customer change requests
• Pre-sale design advice
• Highest customer friendly service and support

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LV Power Distribution

• Max LINE A full line of low voltage power
  distribution equipment

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Standards
SWITCHGEAR ANSI C37.20.1 -Metal Enclosed LV
Power Circuit Breaker Switchgear ANSI C37.51
-Testing of Metal Enclosed LV AC Power
Circuit Breaker Switchgear UL 1558 -Switchgear
Assemblies CIRCUIT BREAKER ANSI C37.13 LV
AC Power Circuit Breakers Used in Equipment
ANSI C37.16 Preferred Rating, Related
Requirement, Application Recommendations
For LV Power Circuit Breakers and AC Power
Circuit Protectors ANSI C37.50 Testing of
Low Voltage AC Power Circuit Breakers UL 1066
Low Voltage Power Circuit Breakers
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BREAKERS
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Breakers of Choice

• Power (Air) Circuit Breaker

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Air (Power) Circuit Breakers

• Emax

• 800 - 5000 Amps

• Fixed / Draw out

• Electronic trip

• Compact Size

• High Interrupting Capability

• Extremely High Mechanical Electrical life
• Manual / Electric Operation

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Air (Power) Circuit Breakers - Emax

• Five Frame Sizes
• E1 800 - 1200 Amps
• E2 800 1600 Amps
• E3 800 - 2500 Amps
• E4 3200 3600 Amps
• E6 4000 - 5000 Amps

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Air (Power) Circuit Breakers

• Emax - Three Trip Unit Versions

• PR121
• Protection Features Only
• PR122
• Protection Features
• LCD Display
• Current Measurement
• Contact Wear
• Communications option
• PR123
• PR122 Features
• Harmonic Measurements
• Communications option

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Air (Power) Circuit Breakers

• Common set of accessories for all breaker frames.
• Control isolated from power poles.
• Install or change accessories and maintain UL
  listing.
• Pre-wired for quick connection.

• Emax Accessories

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SWITCHGEAR
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LV Switchgear MaxSG

• Features with functions

• Custom Applications

• Operator Safety

• Basic Specification

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LV Switchgear MaxSG - Specification

• UL 1558 approved
• ANSI C37.20.1, C37.51
• lt600 VAC
• 50/60Hz
• 800-5000 Amps Bus
• 42 kA to 125 kA Symmetrical Short Circuit Rating
• Main-Tie-Main Transfer Schemes
• Indoor Nema 1
• Outdoor N3R Non Walk-in Walk-in
• Seismic Zone 4 Certified
• CSA Approved
• Mimic bus
• Communication

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LV Switchgear MaxSG - Specification Cont.

• Complete closed door breaker operation
• Silver (Tin) plated bus
• Kirk Keys
• Transformer or bus duct connections
• Overhead lifting device
• Breaker lift truck

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LAYOUT
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LV Switchgear MaxSG

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LV Switchgear MaxSG - Layout
21 and 42 instrument compartment
Install main or ties in C compartment and one
feeder breaker in D.

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LV Switchgear MaxSG - Dimensions
E4 3600 Amp E3 2000 Amp E6 5000 Amp
E4 3200 Amp E2 1600 Amp E6 4000 Amp
E3 2500 Amp E2 800, 1200 Amp 1000 mm, 40
800 mm, 32 600 mm, 24
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LV Switchgear MaxSG

• Standard Depth
• 1650 mm / 65
• Optional 1900mm / 75
• Standard Height
• 2290 mm / 90

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NEMA 3R Outdoor

• Non Walk-in
• Walk-in, with 36 isle in front of breaker
• Space heaters and thermostat
• Doors with latching mechanism to prevent
  inadvertent closing
• Fluorescent Lights Receptacles
• Optional undercoating

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CONSTRUCTION
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Construction

• Structure
• 12 ga steel rigid self supporting, expandable
  C-channel frame
• Doors
• Front doors - Semi-concealed hinges
• Rear doors Bolted, optional hinge, Pad-locking
  handles available
• Bus Sized per ANSI/UL requirements,
• Silver plated copper,
• Full length ground bus,
• 50 / 100 neutral available.

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Structure
Door Semi-concealed hinges from
tampering Standard bolted rear
cover Optional hinged rear door
Rear cable area
Paint electro static powder coat ANSI gray 61
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Bus Design

• All bus rated for ANSI and UL
• Standard temperature rise
• Max 65ºC over 40ºC ambient
• Bare bus is standard
• Insulated bus system is optional
• Adhesive coated tapes on connection joints
• Flexible boots are optional
• Bus bracing using steel supported
• polyester type fingerplates

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Features

• Silver plated bus - standard
• Tin plated optional

• Steel barriers provided as
• option for rear cable isolation

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Customer Connections

• Control wire terminated at breaker cell
• Reduces number of terminations
• Ample routing and termination areas
• Inter-cubical wiring made easy
• Terminal strips
• Located in wire way on top of enclosure
• Customer power connections made easy
• NEMA 2 hole pattern set at 45 angle for top and
  bottom entry
• 1650mm / 65in standard depth (1900mm / 75in
  optional) provides large cable area.

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User Safety

• Safety shutters are standard
• Pad locking accessories
• Lock breaker in open position
• Lock breaker in test disconnect position
• Lock shutters in closed position
• Breakers and cells keyed
• Insulated bus available
• Barriers
• Main Bus
• Compartment

Anti-insertion key
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Instrument Compartment
Pilot lamps on breaker door
Mimic Bus
Control switch
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Control Wiring
Control circuit isolation Customer terminal
block connection
CT Mounting on Bus
Can offer customer Specified paint color
Front door grounding
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Breaker Compartment
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Breaker Draw Out Version

• CAPTION
• Trademark, size of CB
• Trip unit
• PB for manual opening
• PB for manual closing
• Lever to manually charge
• closing spring
• Label with electrical
• characteristics
• Mechanical device to signal
• CB open O and Closed I
• Signal for springs charged
• or discharged
• Mechanical indication of trip
• Key lock in open position
• Key lock and padlock in
• racking-in, racking-out position
• 12. Racking-in, racking-out device
• Terminal box

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Position Switch Contacts

• No T.O.C. contacts standard
• Optional 5 Truck Operated Contacts
• (2) Racked in, (2) Racked-out, (1) Test Position
• Optional 10 Truck Operated Contacts
• (4) Racked in, (4) Racked-out, (2) Test Position

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Auxiliary Switch Contacts

• 4 Auxiliary contacts standard
• (2) N.O. and (2) N.C. , Plus (2) extra are
  dedicated to the trip unit
• Optional 10 Auxiliary contacts
• (5) N.O. and (5) N.C. , Plus (2) extra are
  dedicated to the trip unit (PR122/PR123 only)
• Optional 15 Auxiliary contacts
• Contacts are configurable and located outside the
  breaker

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BREAKER COMPARTMENT
PADLOCK DOOR (STANDARD)
PADLOCK DOOR LATCHABLE(OPTIONAL)
PADLOCK DEVICE FOR SAFETY SHUTTER
MECHANICAL LOCK FOR COMPARTMENT DOOR (OPTIONAL)
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MECHANICAL INTERLOCKS
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MECHANICAL INTERLOCKS - Optional
Vertical Interlock
Horizontal Interlock
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MECHANICAL INTERLOCK OF BREAKERS
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INSTRUMENTATION
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LV Switchgear MaxSG

• Breaker door mounted lights, meters and control
• Indicating lights
• Miniature volt and amp meter
• Miniature breaker control switch
• Digital Multifunction Meters
• Power Measurement Meters
• GE PQM
• GE Multilin Family
• Square D Circuit Monitors
• Allen Bradley Meters
• Electro Industries Meters
• Shark 100
• ABB Color Touchscreen
• CX Series

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LV Switchgear MaxSG - Metering

• Customer metering for mid and advanced
  applications
• Mid
• Volts, Amps, Power, Energy, THD
• Communications RS-485 Modbus
• Advanced
• Volts, Amps, Power Energy
• Harmonics
• Communications
• Ethernet or Profibus
• DCS
• RS-485 Modbus
• I/O
• Revenue Class

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Custom Metering/Communication

• Provide GE PQM Power Quality Meter and Multilin
  product line for main-tie-main protection and/or
  generator protection.
• Provide Power Measurement ION 6200, 7300, 7350,
  7550, 7650,7700 and 8600 Energy Power Quality
  Meter with metering modbus configuration setup,
  and ABB Emax breakers all connected in modbus
  configuration.
• Supply Power Logic series Circuit Monitors in
  modbus communication to customer for monitoring
  each breaker status.
• Provide central display unit (CX series touch
  screens) to provide all the breakers trip unit
  data when they are all connected in modbus
  communication.
• ABB TVSS Surge suppressors or customer specified
  TVSS.
• SD-Pocket is an application designed to connect
  Emax trip units to a PDA or personal computer.
• SD-View 2000 and TestBus2.

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COMMUNICATION DEVICES
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LV Switchgear MaxSG

• Breaker Communications
• Available as option with PR122, and PR123 trip
  units
• Communicates
• Metered values
• Breaker status
• Protection Parameters
• Number of Operations
• Last Event
• Contact Ware
• Pre Alarms
• Modbus protocol
• Optional Bluetooth

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Communication Systems SD-View 2000
PC based software system
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Communication Systems SD-View 2000

• SD-View 2000, PC-based software system enables
  communication
• Send opening/closing commands to circuit-breakers
  
• Read electrical installation values (current,
  voltage, power factor, etc.)
• Read and modify trip characteristics of
  protection units
• Log of history of installation
• Status of apparatus
• Abnormal operating situation
• Current, voltage, power measurements in real time

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Communication Devices - SD Pocket

• SD-Pocket is an application designed to
• connect new protection releases to a PDA
• or PC
• Enables use of wireless communication to
• Configure protection threshold function
• Monitor measurement functions
• Verify status of the circuit-breaker
• SD-Pocket application scenarios include
• During start-up of switchgear, with rapid and
  error-free transfer of the
• protection parameters to the releases (also using
  the dedicated exchange file directly
• from Docwin)
• During normal installation service, gathering
  information on the circuit-breaker
• and load conditions (last trip information,
  runtime currents, and other information)

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Test Bus2

• Diagnostic software for RS485 bus at startup
  service
• Troubleshoot entire modbus network for their
  settings and addresses

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Touch Screen CX Series
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Touch Screens Man Machine Interface Products

• CX553 (5.7 Color TFT)
• CX553-1 (5.7" Color TFT)
• CX554-HB (5.7" Color High Contrast)
• CX554-3 (7.7" Color TFT)
• CX555 (10.4" Color TFT)
• Windows CE screen available
• CX554-3 above have printer ports

Touch pads, Touch Monitors Industrial PCs
available

• Extended Modbus master
• Control up to 256 devices
• Printer Ports Ethernet
• Available on certain models

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