SB Encased Systems Breakers,Trip Units and AccessoriesSelection and Application GuideOctober1,1999

9SB-EC Trip UnitsTwo types of interchangeable trip units for the SB Encased SystemsBreakers are available. The basic type “TL” Trip Unit features a fu

SB-EC Menu StructureFront Panel Menu Structure10MAIN MENU➡ SYSTEM CONFIGPROTECTIVEMETERINGCOMMUNICATIONSLOGSOPERATIONSSECURITYSYSTEM CONFIG➡ VIEW CONF

11SB-ECTrip Unit AccessoriesCatalog Number Input VoltageSBEPS 120 VACSBEPS24 24 VDC and 48 VDCTable F: SB-EC External Power SupplyTable

12Type “TL”Trip UnitsSYSTEMCHECKContinuousLongTimeDelay%lrRating Pluglr = 4000AShortTimeDelayxlrSecs@8 x lrShortTimePickup81.522.533.54567.3.07.1.15.2

13Type“TL”Trip Unit AccessoriesTable M: Rating Plugs for SB-EC and Type “TL” Trip UnitsSelect the proper Rating Plug based on the maximum continuous c

Internal and External Accessories14Table N: Electrical OperatorsElectric Operators function to automatically charge the SB break-er’s stored energy me

15Internal and External AccessoriesShunt TripsAllows the breaker to be opened from a remote location. Includedis an auxiliary switch for remote indica

Internal and External Accessories16Voltage Catalog AC DC Number120 — SBDMR120—24SBDMR24—48SBDMR48— 125 SBDMR125Alarm Relay

17Internal and External AccessoriesCatalog NumberKISB (Kirk)SISB (Superior)DrawoutFixed Breaker BreakerFrame Catalog Catalog Sizes Num

Test KitFor field testing the SB Encased System Breaker. The test kit cantest the following breaker functions by phase: Time Short Time Instant

Table of ContentsGeneral Information 2-3Description Stationary and Moveable Drawout Elements 4How to Order SB Encased Systems Breakers 5Frames 6SB Cir

1Alternate cable lengths available by special order. Contact your local sales office for details.Multiplexer/Translator (MT)The Multiplexer/Translator

External Accessories and ACCESS™Communications SystemSB Breaker CommunicationAll SB Circuit Breaker trip unit feature levels of communication:Zone Sel

External Accessories ACCESS™Communications SystemThe MTCSB cable is used to connect an MTA or MTZ to an EPSBexpansion plug via the SB breaker seconda

Outline Dimension Drawing1200A Stationary Drawout ElementLC4X Ø.4383.25Left Cradle Plate ShownCut Away For Clarity3.502X 5.00Provide Clearance Holes F

Outline Dimension Drawing1200A Stationary Drawout ElementOptional RearMounting Surface1.304X 2.50Provide Clearance Holes For #8-32 ScrewsWhen Using Re

Outline Dimension Drawing1200A Moveable Drawout Element3X Ø 1.251.742.13.20.944.564X.592.842X.442.844.56.9420.50Overall10.256.8813.75Overall4.592.872

Outline Dimension Drawing1200A Moveable Drawout Element7.7515.50Front Cover LocationShown Provides MinimumClearance With Breaker.75Breaker TestPositio

Outline Dimension Drawing1200A Fixed-Mounted1.1311.1311.383.371.00Typ.See Detail A11.6312.1315.505.005.00Ø.34 HolesTyp.2.252.50.09Detail A – 1/1 Scale

Outline Dimension Drawing1200A Fixed-Mounted7.8211.00.95Typ.Clearance for Handle RotationØ .34 HolesTyp.90°Max..50Typ.1.75Typ.3X Ø 1.252X .941.742.13

Outline Dimension Drawing2000A Stationary Drawout ElementLCLC2X 2.502X 9.75CLProvide Clearance Holes For #8-32 ScrewsWhen Using Rear Flange Mounting S

General InformationNOTE: For more information on other standard and optionaltrip unit features, see Siemens Electronic Trip Units for SBEncased System

Outline Dimension Drawing2000A Stationary Drawout Element4X Top4X Bottom4X Top4X BottomØ .438 Optional Mounting Holes8.7517.505.005.00.50Lifting Point

Outline Dimension Drawing2000A Moveable Drawout Element7.7515.50Front Cover LocationShown Provides MinimumClearance With Breaker.75Breaker TestPositio

Outline Dimension Drawing2000A Moveable Drawout Element31

32Outline Dimension Drawing2000A Fixed-MountedLC7.82Handle Clearance Rotation2.872X 2.5090° Max.24 Ø .39 Holes1.75Typ.2X 7.121.75.881.133.37.75Typ.11

Outline Dimension Drawing3200A,4000A,and 5000A Stationary Drawout ElementStationary Drawout ElementRear View DimensionsRear View4X 7.504X 5.004X 4.002

Outline Dimension Drawing3200A,4000A,and 5000A Moveable Drawout ElementLocationFrame Size3200 4000/5000AB7.5015.0011.5023.0016.00.7514.731.61Breaker T

Outline Dimension Drawing3200A,4000A,and 5000A Moveable Drawout Element17.50BAOverall35.00OverallFront ViewOfBreakerOfBreaker3.455.713.455.712.872.878

Outline Dimension Drawing3200A Fixed-Mounted 4.915.693.9810.25R .12Typ..7514.00R .12Typ.9.134.54Front View(Escutcheon Dimensions)5.00Typ.Side View15.1

Outline Dimension Drawing3200A Fixed-Mounted15.505.00 5.00.75.6311.1311.3811.6312.1312.75Top ViewFront View14.1210.005.002.75Typ.30X Ø .41 Holes3.501.

Outline Dimension Drawing4000A and 5000A Fixed-MountedR .12Typ.R .12Typ.8.91 5.683.9810.253.50 16.509.134.54Front View(Escutcheon Dimensions)1.25Typ..

General InformationCompact SizeFor space-limited installations, the 1200A and 2000A frames offera common width of 15 1/2 inches, a common depth of onl

Outline Dimension Drawing4000A and 5000A Fixed-Mounted23.5020.0012.505.00 .50Typ.1.50Typ..87.6311.1311.3811.6312.1312.75Top View8X Ø .44 Mounting Hole

40Internal AccessoriesElectric MotorOperatorand Local Electric Close<LT2>Remote Close +NONC<LT3>Local Electric CloseLOCAL ELECTRIC CLOSE

41Electrical Schematics2448121620 28 323632176511109151413191817232221272625313029353433ALARMTRIP<RT12><RT10><RT11><RT9>+

Electrical Schematics<LT9> UVR+UVRCoil<LT10> UVR–MonitoredSource+ –External ConnectionsInternal Breaker ConnectionsUnd

Electrical SchematicsShunt Trip<LT7> Remote Open-Closed Indication<LT8> Coil - (Common) COMNC <ST>NO<LT6> Coil+“B” Typ

44Electrical Schematics(Cable to Multiplexer/Translator, use Cat.No. MTCS-XX, where XX = length in feet.To Multiplexer Translator<LB10> Green&

SB Solenoid Coil ResistancesSHUNT TRIP SOLENOID:SHUNT TRIP PLUNGER O.D. = 0.310 INCH+/- 5% @ 20 degrees C12 VDC - 3.6 ohms 120 VAC - 79.6 ohms24 VCD -

Insulated Case Circuit Breakers -Guide Form Specification SPECIFICATIONS:1.01 STANDARDSA. The insulated case circuit breakers and all component

Insulated Case Circuit Breakers -Guide Form Specification H. The continuous ampere rating of the breaker shall be determined by a rating plug, which s

Insulated Case Circuit Breakers -Guide Form Specification Z. When current harmonic analysis is specified, the trip unit shall be equipped to provide

Description Stationary and Moveable Drawout ElementsSimplified Minimum Depth Drawout MechanismThe two elements of a drawout constructed SB Encased Sys

Siemens Energy & Automation, Inc. Distribution Products Division3333 Old Milton ParkwayAlpharetta, GA 30005© Siemens Energy & Automation,

5How to OrderSB Encased Systems Breakers1ExampleCatalog Description Number Example Catalog Number Explanation1. Frames SBS2016DV This catalo

6FramesTable A: Circuit Breaker FramesSBA Alternate Interrupting Rating1Drawout Breaker Element 2Breaker Frame Fixed Mounted

Ratings,Stationary Drawouts and PowerConnectorsUL Symmetrical RMS Amperes Interrupting Ratings (kA)Optional Ratings and Breaker Frame SizeApplication

8Ratings,Stationary Drawouts and PowerConnectorsTable C: Bus Connectors and Pressure Wire Connectors T-Connectors 1For rear busconnected fixed mounted