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Siemens 3WJ9111-0AD05 — Air Circuit Breakers

3WJ9111-0AD05 Closing Coil/Shunt Trip, 1 A, 3-Pole – Siemens

MPN3WJ9111-0AD05
Active

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

Siemens 3WJ9111-0AD05 datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

3WJ9111-0AD05 specifications
ParameterValue
50Yes
60Yes
Type of voltage of the operating voltage for actuationAC/DC
Design of the DIAZED fuse link gG/miniature circuit breaker with tripping characteristic class c 100% for short-circuit protection minimum permissible1
Closing active power [W]15 W
Operating active power [W]15 W
Power loss [W] rated value20 W
Closing apparent power [VA]15 VA
Operating apparent power [VA]15 VA
Operating frequency maximum60 1/h
Mounting positionvertical
At AC rated value110-127 V
At DC rated value110-125 V
Make time electrical100 ms
Suitability for operationContinuous duty
Minimum command time at us = 100%60 ms
Opening time of circuit breaker at us = 100%80 ms
Switching capacity class of the circuit breakerS

Product details

Dual AC/DC coil, one SKU

The 3WJ9111-0AD05 closing coil/shunt trip from Siemens accepts both 110-127 V AC and 110-125 V DC, so a single part number covers both supply types — a direct inventory simplification for MRO.

Rated 1 A, 3-pole, frame size 1

Rated 1 A with 3 poles and frame size 1, this unit fits standard air circuit breaker panels for protection applications.

Active lifecycle, standard demand

With an active lifecycle status and standard demand tier, the 3WJ9111-0AD05 carries no end-of-life risk and is readily available for ongoing MRO needs.

Wide temperature range, IP20

MPN
3WJ9111-0AD05