• Siemens SENTRON 3WA ETU Trip Units, Option Plugs & Accessories
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Siemens SENTRON 3WA ETU Trip Units, Option Plugs & Accessories

Siemens SENTRON 3WA ETU Trip Units, Option Plugs & Accessories

Electronic trip units, option plugs, ETU600 function packages, licenses and trip-unit accessories for SENTRON 3WA air circuit breakers.

Key features

  • ETU300 and ETU600 electronic trip units (LSI/LSIG, LSIG Hi-Z) as spare or retrofit parts
  • Option plugs 250 A to 6300 A for LSI and LSIG protection to set the rated current In
  • ETU600 function packages: GF alarm, dST/RP, enhanced protective functions, waveform memory, PMF metering upgrades
  • SENTRON Powerconfig test licenses, BSS200 ready4COM upgrade and external N-conductor current sensors
  • Remote trip alarm reset coils, second tripping solenoid F6 and external trip controller ETC600

Specifications

Brand Siemens
Product line SENTRON
Product family SENTRON 3WA11-3WA13 air circuit breakers
Accessory group Electronic trip unit (ETU) accessories
Product type Air circuit breaker accessories
Ordering Quote on request
Source Siemens Catalog LV 10 · 2026, p. 96-98
3WA9111-0EE32 Accessory: Electronic trip unit | Version: ETU300 LSI/LSIG
3WA9111-0EE62 Accessory: Electronic trip unit | Version: ETU600 LSI/LSIG, Bluetooth + USB
3WA9111-0EE63 Accessory: Electronic trip unit | Version: ETU600 LSIG Hi-Z, Bluetooth + USB
3WA9111-0EE83 Accessory: Electronic trip unit | Version: ETU600 retrofit kit (replaces ETU300)
3WA9111-0EE81 Accessory: Spare battery for ETU600 | Version: Battery
3WA9111-0EB02 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 250 A
3WA9111-0EB03 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 315 A
3WA9111-0EB04 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 400 A
3WA9111-0EB05 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 500 A
3WA9111-0EB06 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 630 A
3WA9111-0EB08 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 800 A
3WA9111-0EB10 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 1000 A
3WA9111-0EB12 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 1250 A
3WA9111-0EB16 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 1600 A
3WA9111-0EB20 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 2000 A
3WA9111-0EB25 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 2500 A
3WA9111-0EB32 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 2, 3 | Rating: 3200 A
3WA9111-0EB36 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 2, 3 | Rating: 3600 A
3WA9111-0EB40 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 2, 3 | Rating: 4000 A
3WA9111-0EB50 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 3 | Rating: 5000 A
3WA9111-0EB63 Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 3 | Rating: 6300 A
3WA9111-0EX02 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 250 A
3WA9111-0EX03 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 315 A
3WA9111-0EX04 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 400 A
3WA9111-0EX05 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 500 A
3WA9111-0EX06 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 630 A
3WA9111-0EX08 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 800 A
3WA9111-0EX10 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 1000 A
3WA9111-0EX12 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 1250 A
3WA9111-0EX16 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 1600 A
3WA9111-0EX20 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 2000 A
3WA9111-0EX25 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 2500 A
3WA9111-0EX32 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 2, 3 | Rating: 3200 A
3WA9111-0EX36 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 2, 3 | Rating: 3600 A
3WA9111-0EX40 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 2, 3 | Rating: 4000 A
3WA9111-0EX50 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 3 | Rating: 5000 A
3WA9111-0EX63 Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 3 | Rating: 6300 A
3WA9111-0ES01 Accessory: ETU600 function package | Version: Ground fault alarm (GF alarm)
3WA9111-0ES05 Accessory: ETU600 function package | Version: dST + reverse power protection (RP)
3WA9111-0ES11 Accessory: ETU600 function package | Version: EPF full package
3WA9111-0ES12 Accessory: ETU600 function package | Version: EPF phase unbalance current/voltage
3WA9111-0ES13 Accessory: ETU600 function package | Version: EPF undervoltage and overvoltage
3WA9111-0ES14 Accessory: ETU600 function package | Version: EPF active power import/export
3WA9111-0ES15 Accessory: ETU600 function package | Version: EPF under-/overfrequency
3WA9111-0ES16 Accessory: ETU600 function package | Version: EPF THD current and voltage
3WA9111-0ES17 Accessory: ETU600 function package | Version: EPF phase sequence detection
3WA9111-0ES21 Accessory: ETU600 function package | Version: Second protection parameter set
3WA9111-0ES24 Accessory: ETU600 function package | Version: Waveform memory
3WA9111-0ES25 Accessory: ETU600 function package | Version: Condition monitoring (ready4COM ETU600)
3WA9111-0ES52 Accessory: ETU600 function package | Version: Metering upgrade to PMF-II Basic
3WA9111-0ES53 Accessory: ETU600 function package | Version: Metering upgrade to PMF-III Advanced
3WA9111-0ES82 Accessory: ETU600 function package | Version: Upgrade after ETU600 repl., PMF-II
3WA9111-0ES83 Accessory: ETU600 function package | Version: Upgrade after ETU600 repl., PMF-III
7KN2720-0CE00-1YC1 Accessory: Powerconfig test license | Version: Standard test license, 365 days
7KN2720-0CE00-2YC1 Accessory: Powerconfig test license | Version: Advanced incl. EPF, 365 days
3WA9111-0EC40 Accessory: BSS200 breaker status sensor (ready4COM) | Version: For ETU600, ready4COM upgrade
3WA9111-0AA21 Accessory: External N-conductor current sensor | Version: For mounting on busbar | Size: 1
3WA9111-0AA22 Accessory: External N-conductor current sensor | Version: For mounting on busbar | Size: 2
3WA9111-0AA23 Accessory: External N-conductor current sensor | Version: For mounting on busbar | Size: 3
3WA9111-0AA31 Accessory: External N-conductor current sensor | Version: For busbar connection, DIN connection | Size: 1
3WA9111-0AA32 Accessory: External N-conductor current sensor | Version: For busbar connection, DIN connection | Size: 2
3WA9111-0AA33 Accessory: External N-conductor current sensor | Version: For busbar connection, DIN connection | Size: 3
3WA9111-0EM21 Accessory: Sealable and lockable cover | Version: ETU300
3WA9111-0EM22 Accessory: Sealable and lockable cover | Version: ETU600
3VW9011-0AT46 Accessory: Adapter ETU300 to TD400 | Version: External supply of ETU300 via TD400
3WA9111-0EM31 Accessory: Automatic reset of reclosing lockout | Version: Spare part for option K01 / retrofit
3WA9111-0EM42 Accessory: Remote trip alarm reset coil (RR) | Voltage: 24 … 30 V DC
3WA9111-0EM44 Accessory: Remote trip alarm reset coil (RR) | Voltage: 48 … 60 V DC
3WA9111-0EM45 Accessory: Remote trip alarm reset coil (RR) | Voltage: 110 ... 127 V AC/110 ... 125 V DC
3WA9111-0EM46 Accessory: Remote trip alarm reset coil (RR) | Voltage: 208 ... 240 V AC/220 ... 250 V DC
3WA9111-0EM61 Accessory: Second tripping solenoid F6 | Version: For external trip controller ETC600
3WA9111-0EM62 Accessory: External trip controller ETC600 | Version: Incl. SDT and DIN rail adapters
AccessoriesSiemens
72 product codes available in this family
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Siemens SENTRON 3WA ETU Trip Units, Option Plugs & Accessories

Brand Siemens·Accessories

Available part numbers (72)

3WA9111-0EE32, 3WA9111-0EE62, 3WA9111-0EE63, 3WA9111-0EE83, 3WA9111-0EE81, 3WA9111-0EB02, 3WA9111-0EB03, 3WA9111-0EB04, 3WA9111-0EB05, 3WA9111-0EB06 + 62 more — see full table ↓

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Product codes & specifications
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Product codeSpec
3WA9111-0EE32Accessory: Electronic trip unit | Version: ETU300 LSI/LSIG
3WA9111-0EE62Accessory: Electronic trip unit | Version: ETU600 LSI/LSIG, Bluetooth + USB
3WA9111-0EE63Accessory: Electronic trip unit | Version: ETU600 LSIG Hi-Z, Bluetooth + USB
3WA9111-0EE83Accessory: Electronic trip unit | Version: ETU600 retrofit kit (replaces ETU300)
3WA9111-0EE81Accessory: Spare battery for ETU600 | Version: Battery
3WA9111-0EB02Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 250 A
3WA9111-0EB03Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 315 A
3WA9111-0EB04Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 400 A
3WA9111-0EB05Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 500 A
3WA9111-0EB06Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2 | Rating: 630 A
3WA9111-0EB08Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 800 A
3WA9111-0EB10Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 1000 A
3WA9111-0EB12Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 1250 A
3WA9111-0EB16Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 1600 A
3WA9111-0EB20Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 2000 A
3WA9111-0EB25Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 1, 2, 3 | Rating: 2500 A
3WA9111-0EB32Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 2, 3 | Rating: 3200 A
3WA9111-0EB36Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 2, 3 | Rating: 3600 A
3WA9111-0EB40Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 2, 3 | Rating: 4000 A
3WA9111-0EB50Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 3 | Rating: 5000 A
3WA9111-0EB63Accessory: Option plug | Version: LSI (LT, ST, INST) | Size: 3 | Rating: 6300 A
3WA9111-0EX02Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 250 A
3WA9111-0EX03Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 315 A
3WA9111-0EX04Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 400 A
3WA9111-0EX05Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 500 A
3WA9111-0EX06Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2 | Rating: 630 A
3WA9111-0EX08Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 800 A
3WA9111-0EX10Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 1000 A
3WA9111-0EX12Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 1250 A
3WA9111-0EX16Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 1600 A
3WA9111-0EX20Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 2000 A
3WA9111-0EX25Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 1, 2, 3 | Rating: 2500 A
3WA9111-0EX32Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 2, 3 | Rating: 3200 A
3WA9111-0EX36Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 2, 3 | Rating: 3600 A
3WA9111-0EX40Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 2, 3 | Rating: 4000 A
3WA9111-0EX50Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 3 | Rating: 5000 A
3WA9111-0EX63Accessory: Option plug | Version: LSIG (LT, ST, INST, GFx) | Size: 3 | Rating: 6300 A
3WA9111-0ES01Accessory: ETU600 function package | Version: Ground fault alarm (GF alarm)
3WA9111-0ES05Accessory: ETU600 function package | Version: dST + reverse power protection (RP)
3WA9111-0ES11Accessory: ETU600 function package | Version: EPF full package
3WA9111-0ES12Accessory: ETU600 function package | Version: EPF phase unbalance current/voltage
3WA9111-0ES13Accessory: ETU600 function package | Version: EPF undervoltage and overvoltage
3WA9111-0ES14Accessory: ETU600 function package | Version: EPF active power import/export
3WA9111-0ES15Accessory: ETU600 function package | Version: EPF under-/overfrequency
3WA9111-0ES16Accessory: ETU600 function package | Version: EPF THD current and voltage
3WA9111-0ES17Accessory: ETU600 function package | Version: EPF phase sequence detection
3WA9111-0ES21Accessory: ETU600 function package | Version: Second protection parameter set
3WA9111-0ES24Accessory: ETU600 function package | Version: Waveform memory
3WA9111-0ES25Accessory: ETU600 function package | Version: Condition monitoring (ready4COM ETU600)
3WA9111-0ES52Accessory: ETU600 function package | Version: Metering upgrade to PMF-II Basic
3WA9111-0ES53Accessory: ETU600 function package | Version: Metering upgrade to PMF-III Advanced
3WA9111-0ES82Accessory: ETU600 function package | Version: Upgrade after ETU600 repl., PMF-II
3WA9111-0ES83Accessory: ETU600 function package | Version: Upgrade after ETU600 repl., PMF-III
7KN2720-0CE00-1YC1Accessory: Powerconfig test license | Version: Standard test license, 365 days
7KN2720-0CE00-2YC1Accessory: Powerconfig test license | Version: Advanced incl. EPF, 365 days
3WA9111-0EC40Accessory: BSS200 breaker status sensor (ready4COM) | Version: For ETU600, ready4COM upgrade
3WA9111-0AA21Accessory: External N-conductor current sensor | Version: For mounting on busbar | Size: 1
3WA9111-0AA22Accessory: External N-conductor current sensor | Version: For mounting on busbar | Size: 2
3WA9111-0AA23Accessory: External N-conductor current sensor | Version: For mounting on busbar | Size: 3
3WA9111-0AA31Accessory: External N-conductor current sensor | Version: For busbar connection, DIN connection | Size: 1
3WA9111-0AA32Accessory: External N-conductor current sensor | Version: For busbar connection, DIN connection | Size: 2
3WA9111-0AA33Accessory: External N-conductor current sensor | Version: For busbar connection, DIN connection | Size: 3
3WA9111-0EM21Accessory: Sealable and lockable cover | Version: ETU300
3WA9111-0EM22Accessory: Sealable and lockable cover | Version: ETU600
3VW9011-0AT46Accessory: Adapter ETU300 to TD400 | Version: External supply of ETU300 via TD400
3WA9111-0EM31Accessory: Automatic reset of reclosing lockout | Version: Spare part for option K01 / retrofit
3WA9111-0EM42Accessory: Remote trip alarm reset coil (RR) | Voltage: 24 … 30 V DC
3WA9111-0EM44Accessory: Remote trip alarm reset coil (RR) | Voltage: 48 … 60 V DC
3WA9111-0EM45Accessory: Remote trip alarm reset coil (RR) | Voltage: 110 ... 127 V AC/110 ... 125 V DC
3WA9111-0EM46Accessory: Remote trip alarm reset coil (RR) | Voltage: 208 ... 240 V AC/220 ... 250 V DC
3WA9111-0EM61Accessory: Second tripping solenoid F6 | Version: For external trip controller ETC600
3WA9111-0EM62Accessory: External trip controller ETC600 | Version: Incl. SDT and DIN rail adapters

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