• Siemens SENTRON 3WA Signaling Switches, AUX & Secondary Terminals
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Siemens SENTRON 3WA Signaling Switches, AUX & Secondary Terminals

Siemens SENTRON 3WA Signaling Switches, AUX & Secondary Terminals

Signaling switches, auxiliary switches, control elements and secondary disconnect terminals for SENTRON 3WA air circuit breakers.

Key features

  • Ready-to-close, trip alarm and spring charge signaling switches
  • Position signaling switches PSS321/PSS111/PSS400-COM/PSS600 for withdrawable breakers
  • Local electric close, motor disconnect switch and EMERGENCY OPEN button
  • Secondary disconnect terminal base parts, manual connectors (screw, push-in, ring lug), coding kits and sliding contact modules
  • Auxiliary switches 2 NO + 2 NC, 2 NO, 1 NO + 1 NC

Specifications

Brand Siemens
Product line SENTRON
Product family SENTRON 3WA11-3WA13 air circuit breakers
Accessory group Indicators, auxiliary contacts and terminals
Product type Air circuit breaker accessories
Ordering Quote on request
Source Siemens Catalog LV 10 · 2026, p. 100-102
3WA9111-0AH01 Accessory: Ready-to-close signaling switch S20 | Version: Spare part, installed as standard
3WA9111-0AH02 Accessory: 1st trip alarm switch S24 | Version: Spare part, installed as standard
3WA9111-0AH03 Accessory: 2nd trip alarm switch S25 | Version: Spare part for option K06 | Contacts: 1 NO
3WA9111-0AH04 Accessory: Operating cycles counter (5-digit) | Version: Option C01, manual operating mech.
3WA9111-0AH05 Accessory: Operating cycles counter (5-digit) | Version: Option C01, with spring charging motor
3WA9111-0AH06 Accessory: Spring charge signaling switch S21 | Contacts: 1 NO
3WA9111-0AH11 Accessory: Position signaling switch (PSS) | Version: PSS321 | Contacts: 3 conn. / 2 test / 1 disconn.
3WA9111-0AH12 Accessory: Position signaling switch (PSS) | Version: PSS111-COM | Contacts: 1 conn. / 1 test / 1 disconn. + COM
3WA9111-0AH13 Accessory: Position signaling switch (PSS) | Version: PSS400-COM | Contacts: 4 conn. + COM
3WA9111-0AH14 Accessory: Position signaling switch (PSS) | Version: PSS600 | Contacts: 6 conn.
3WA9111-0AH15 Accessory: Position signaling switch (PSS) | Version: PSS111 | Contacts: 1 conn. / 1 test / 1 disconn.
3WA9111-0AH21 Accessory: Local electric close S10 | Version: With sealing cap, option C11
3WA9111-0AH22 Accessory: Local electric close S10 | Version: With CES assembly kit, option C12
3WA9111-0AH23 Accessory: Local electric close S10 | Version: With IKON assembly kit
3WA9111-0AH24 Accessory: Motor disconnect switch S12 | Version: Spare part for option C24
3WA9111-0AH25 Accessory: Emergency OPEN button | Version: Spare part for option C25
3WA9111-0AB01 Accessory: Secondary disconnect terminal | Version: Base part
3WA9111-0AB02 Accessory: Secondary disconnect terminal | Version: 1000 V extension
3WA9111-0AB03 Accessory: Secondary disconnect terminal | Version: Manual connector, screw connection
3WA9111-0AB04 Accessory: Secondary disconnect terminal | Version: Manual connector, push-in
3WA9111-0AB05 Accessory: Secondary disconnect terminal | Version: Manual connector, ring lug
3WA9111-0AB07 Accessory: Secondary disconnect terminal | Version: Coding kit, X5-X9 fixed-mounted CB
3WA9111-0AB08 Accessory: Secondary disconnect terminal | Version: Sliding contact module, guide frame
3WA9111-0AB12 Accessory: Secondary disconnect terminal | Version: Blanking block
3WA9111-0AG01 Accessory: Auxiliary switch (AUX) | Contacts: 2 NO + 2 NC
3WA9111-0AG02 Accessory: Auxiliary switch (AUX) | Contacts: 2 NO
3WA9111-0AG03 Accessory: Auxiliary switch (AUX) | Contacts: 1 NO + 1 NC
AccessoriesSiemens
27 product codes available in this family
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Siemens SENTRON 3WA Signaling Switches, AUX & Secondary Terminals

Brand Siemens·Accessories

Available part numbers (27)

3WA9111-0AH01, 3WA9111-0AH02, 3WA9111-0AH03, 3WA9111-0AH04, 3WA9111-0AH05, 3WA9111-0AH06, 3WA9111-0AH11, 3WA9111-0AH12, 3WA9111-0AH13, 3WA9111-0AH14 + 17 more — see full table ↓

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Product codes & specifications
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Product codeSpec
3WA9111-0AH01Accessory: Ready-to-close signaling switch S20 | Version: Spare part, installed as standard
3WA9111-0AH02Accessory: 1st trip alarm switch S24 | Version: Spare part, installed as standard
3WA9111-0AH03Accessory: 2nd trip alarm switch S25 | Version: Spare part for option K06 | Contacts: 1 NO
3WA9111-0AH04Accessory: Operating cycles counter (5-digit) | Version: Option C01, manual operating mech.
3WA9111-0AH05Accessory: Operating cycles counter (5-digit) | Version: Option C01, with spring charging motor
3WA9111-0AH06Accessory: Spring charge signaling switch S21 | Contacts: 1 NO
3WA9111-0AH11Accessory: Position signaling switch (PSS) | Version: PSS321 | Contacts: 3 conn. / 2 test / 1 disconn.
3WA9111-0AH12Accessory: Position signaling switch (PSS) | Version: PSS111-COM | Contacts: 1 conn. / 1 test / 1 disconn. + COM
3WA9111-0AH13Accessory: Position signaling switch (PSS) | Version: PSS400-COM | Contacts: 4 conn. + COM
3WA9111-0AH14Accessory: Position signaling switch (PSS) | Version: PSS600 | Contacts: 6 conn.
3WA9111-0AH15Accessory: Position signaling switch (PSS) | Version: PSS111 | Contacts: 1 conn. / 1 test / 1 disconn.
3WA9111-0AH21Accessory: Local electric close S10 | Version: With sealing cap, option C11
3WA9111-0AH22Accessory: Local electric close S10 | Version: With CES assembly kit, option C12
3WA9111-0AH23Accessory: Local electric close S10 | Version: With IKON assembly kit
3WA9111-0AH24Accessory: Motor disconnect switch S12 | Version: Spare part for option C24
3WA9111-0AH25Accessory: Emergency OPEN button | Version: Spare part for option C25
3WA9111-0AB01Accessory: Secondary disconnect terminal | Version: Base part
3WA9111-0AB02Accessory: Secondary disconnect terminal | Version: 1000 V extension
3WA9111-0AB03Accessory: Secondary disconnect terminal | Version: Manual connector, screw connection
3WA9111-0AB04Accessory: Secondary disconnect terminal | Version: Manual connector, push-in
3WA9111-0AB05Accessory: Secondary disconnect terminal | Version: Manual connector, ring lug
3WA9111-0AB07Accessory: Secondary disconnect terminal | Version: Coding kit, X5-X9 fixed-mounted CB
3WA9111-0AB08Accessory: Secondary disconnect terminal | Version: Sliding contact module, guide frame
3WA9111-0AB12Accessory: Secondary disconnect terminal | Version: Blanking block
3WA9111-0AG01Accessory: Auxiliary switch (AUX) | Contacts: 2 NO + 2 NC
3WA9111-0AG02Accessory: Auxiliary switch (AUX) | Contacts: 2 NO
3WA9111-0AG03Accessory: Auxiliary switch (AUX) | Contacts: 1 NO + 1 NC

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