SIEMENS 3WA Circuit breakers / 3WA9 Page 1 ⍾ SIEMENS ⍾ Last modified Jun 2, 2026

Accessory 3WA/3WL Shunt trip (ST) 5% OP, 24-30 V DC momentary duty, with cut-off switch, not for continuous duty

Accessory circuit breaker 3WA, External metering current sensor for N conductor, frame size 1, window type, (without copper bar)

Accessory circuit breaker 3WA, External metering current sensor for N conductor, frame size 2, window type, (without copper bar)

Accessory circuit breaker 3WA, External metering current sensor for N conductor, frame size 1, for bus bar connection (include copper bar)

Accessory circuit breaker 3WA, Internal current sensors without energy core for frame size 2, set of 3 pieces for 3-pole circuit breaker

Accessory 3WA/3WL Base part for secondary disconnect terminals

Accessory 3WA/3WL Secondary disconnect terminals SIGUT compressions screw terminals

Accessory 3WA/3WL Secondary disconnect terminals Push-in connection terminals

Accessory 3WA/3WL Coding kit for secondary disconnect terminals

Accessory 3WA/3WL Sliding disconnect secondary contact modules only for withdrawable design

Accessory 3WA/3WL Dummy block for secondary disconnect

Accessory 3WA/3WL Closing coil (CC) / Shunt trip (ST), 100% OP 24-30 V DC for continuous duty

Accessory 3WA/3WL Closing coil (CC) / Shunt trip (ST), 100% OP 110-127 V AC / 110-125 V DC for continuous duty

Accessory 3WA/3WL Closing coil (CC) / Shunt trip (ST), 100% OP 208-240 V AC / 220-250 V DC for continuous duty

Accessory 3WA/3WL Closing coil (CC) 5% OP, 24-30 V DC momentary duty, with cut-off switch, not for continuous duty

Accessory 3WA/3WL Closing coil (CC) 5% OP, 110-127 V AC / 110-125 V DC momentary duty, with cut-off switch, not for continuous duty

Accessory 3WA/3WL Closing coil (CC) 5% OP, 208-240 V AC / 220-250 V DC momentary duty, with cut-off switch, not for continuous duty

Accessory 3WA/3WL Shunt trip (ST) 5% OP, 110-127 V AC / 110-125 V DC momentary duty, with cut-off switch, not for continuous duty

Accessory Circuit breaker 3WA, Closing coil (CC-COM) / Shunt trip (ST-COM), 100% OP 208-240 V AC / 220-250 V DC, able to communication, ready4COM, for continuous duty

Accessory 3WA/3WL Undervoltage release (UVR) Instantaneous (0,08 s) and short-delay (0,2 s), 24-30 V DC,

Accessory 3WA/3WL Undervoltage release (UVR) Instantaneous (0,08 s) and short-delay (0,2 s), 110-127 V AC / 110-125 V DC,

Accessory 3WA/3WL Undervoltage release (UVR) Instantaneous (0,08 s) and short-delay (0,2 s), 208-240 V AC / 220-250 V DC,

Accessory 3WA/3WL instantaneous (0,08 s) and short-delay (0,2 s), 380-415 V AC,

Accessory 3WA/3WL Undervoltage release (UVR-t), with time delay 0,2-3,2 s 110-127 V AC / 110-125 V DC,

Accessory 3WA/3WL Undervoltage release (UVR-t), with time delay 0,2-3,2 s 208-240 V AC / 220-250 V DC,

Accessory 3WA/3WL Charging Motor (M) 24-30 V DC

Accessory 3WA/3WL Charging Motor (M) 110-127 V AC / 110-125 V DC

Accessory 3WA/3WL Charging Motor (M) 208-240 V AC / 220-250 V DC

Accessories for circuit breaker 3WA, auxiliary switch block (AUX) 2 NO+2 NC

Accessory Circuit breaker 3WA, Ready-to-close signaling switch S20

Accessory Circuit breaker 3WA, 1st Trip alarm switch 1 CO contact (S24)

Accessory Circuit breaker 3WA, Operations counter for electrically operated circuit breaker

Position signalling switch PSS321, module 3x connected, 2x test, 1x disconnected

Position signalling switch PSS111-COM, module for connection to communication module, 1 x connected, 1x test, 1 x disconnected includes COM connection (disconnected and absent)

Accessory Circuit breaker 3WA, Local electric close with sealing cover

Accessory Circuit breaker 3WA, Front connection DIN 43676 double hole, top, 1 piece for frame size 2 - 2500 A for circuit breaker in fixed mounted design

Accessory Circuit breaker 3WA, Front connection DIN 43682 double hole, bottom, 1 piece frame size 2 - 2500 A for circuit breaker in fixed mounted design

Accessory Circuit breaker 3WA, Front connection DIN 43676 double hole, top or bottom frame size 2 - 2500 A for circuit breaker in withdrawable design, 1 piece

Accessory Circuit breaker 3WA, door sealing frame IP41 Spare part for Z-option T40

Accessory Circuit breaker 3WA, protective cover IP55 not possible in combination with door sealing frame

Accessory Circuit breaker 3WA, Shutter, frame size 2, 3 poles not for breaking capacity C Only for repair. Shutter is included generally in every guide frame.

Accessory Circuit breaker 3WA, Arc chute, AC 1000 V frame size 2, for 1000V DC non-automatic breaker height extension included in delivery package.

Accessory Circuit breaker 3WA, Interlocking for mechanical Open/Close without lock Set each consisting of 2 transparent covers for sealing or for attaching padlocks + cover with 6. …

Accessory Circuit breaker 3WA, Interlocking for mechanical Open/Close with IKON lock Set each consisting of 2 transparent covers for sealing or for attaching padlocks + cover with  …

Accessory Circuit breaker 3WA, Locking provision against unauthorized closing Secured Open for FORTRESS OR CASTELL lock FORTRESS OR CASTELL lock the lock must be ordered at the man …

Accessory Circuit breaker 3WA, Locking provision against unauthorized closing Secured Open for RONIS lock the lock must be ordered at the manufacturer

Accessories for circuit breaker 3WA, locking provision against unauthorized closing - safe OFF assembly kit for key operation KIRK-Key lock. Spare part for Z option S06

Accessory Circuit breaker 3WA, Mutual mechanical interlocking with 2 m bowden cable for circuit breakers in withdraw- able design necessary once for each circuit breaker. Spare-par …

Accessory Circuit breaker 3WA, Coupling on the circuit breaker for mutual interlocking with bowden cable

Accessory Circuit breaker 3WA, Mutual mechanical interlocking bowden cable 4.5m

Accessory Circuit breaker 3WA, support brackets for mounting of a circuit breaker in fixed mounted design vertically only for frame size 1 or 2 contains 2 pieces

Accessory Circuit breaker 3WA, Grounding connection between guide frame a. circuit breaker. Contacting module for circuit breaker, frame size 2 4 poles not for breaking capacity C …

Accessory circuit breaker 3WA, Option Plug LSI 800 A Basic protective function LT, ST and INST, Rated current 800 A

Accessory circuit breaker 3WA, Option Plug LSI 1250 A Basic protective function LT, ST and INST, Rated current 1250 A

Accessory circuit breaker 3WA, Option Plug LSI 2000 A Basic protective function LT, ST and INST, Rated current 2000 A

Accessory circuit breaker 3WA, Option Plug LSI 2500 A Basic protective function LT, ST and INST, Rated current 2500 A

Accessory circuit breaker 3WA, Option Plug LSI 3200 A Basic protective function LT, ST and INST, Rated current 3200 A

Accessory circuit breaker 3WA, COM190 COM module PROFINET IO Modbus TCP

Accessory Circuit breaker 3WA, Breaker Status Sensor BSS200

Accessory circuit breaker 3WA, CubicleBUS terminating resistor (two versions, long version for secondary disconnect terminals, short version for CubicleBUS modules)

Accessory circuit breaker 3WA, Electronic Trip Unit ETU300 LSI / LSIG

Accessory circuit breaker 3WA, Electronic Trip Unit ETU600 LSI / LSIG

Accessory circuit breaker 3WA, Electronic Trip Unit ETU600 LSIG Hi-Z

Accessory circuit breaker 3WA, Voltage tap module VTM680, Rated voltage max. 690 V AC

Accessory circuit breaker 3WA, Option Plug LSIG GFx 1600 A Basic protective function LT, ST, INST and GF, Rated current 1600 A (Ground fault protection with extended setting rang …

Accessory circuit breaker 3WA, Option Plug LSIG GFx 1600 A, UL listed, Basic protective function LT, ST, INST, GF, Rated current 1600 A (Ground fault protection with extended setti …