WLM3A340 (Front View) 
WLM3A340 (Rear View)
Part/Catalog Number: WLM3A340 EO/DO
Original Manufacturer: Siemens
Product Line: WL
Amps: 4000A Frame
Operation: Electrically Operated
Mounting: Draw-out Style
Trip Unit: ETU776
Voltage: 600V Max
Interrupting Capacity: 150kAIC @ 480V
Description: The Siemens WLM3A340 is an electrically operated, 4000AF, 3P, 600V Class, Drawout Style, Insulated Case Circuit Breaker. This breaker was originally outfitted with a ETU776 Programmer with Long Time, Short Time, and Instantaneous Functions. The unit photographed is a M3A340ZYGCFCCXC
WLM3A340 EO/DO Parts & Resources:
– Trip Coils
– Close Coils
– Relays
– Arc Chutes
– Contact Assemblies
– Operating Mechanism Parts
– Auxiliary Switches
– Control Devices
– Undervoltage Trip Device
– Trip Units
– Primary Disconnect & Finger Clusters
– Secondary Disconnects
– Maintenance Tools
– Switchgear Parts
– Draw-out Parts
– Renewal Parts Guide
– Maintenance Manuals