Siemens Low Voltage Power Circuit Breaker WLF2S316

DANGER: Hazardous voltage. Will cause death, serious personal injury, or equipment damage. Turn off and lock out all power supplying this device before working on this device.

WARNING: High speed moving parts. Will cause serious personal injury. Do not place hands or objects within the arc chamber.

Circuit breaker is OPEN and closing spring is discharged

Circuit breaker is in the withdrawn position in the cradle

Closing spring is manually charged

If the indicator pin is no longer visible, the contact system must be replaced.

Lay circuit breaker on its side

Sign off on the current sensor removal

DANGER: Hazardous voltage. Will cause death, serious personal injury, or equipment damage. Turn off and lock out all power supplying this device before working on this device.

Powder-coated inner sides of the covers not burned

Powder-coating on the inner side of the cover not burned through or damaged

Upload a photo of the arc chute cover

Sign off on the arc chute cover inspection

Strip off the driving collar of the spring dump mechanism when extracting the racking shaft (page 23-21).

Racking shaft pulled out on the other side

Sign off on the racking shaft removal

Warning: Only trained personnel should perform this procedure.

Circuit breaker cranked into the disconnected position

Racking handle unlocked / withdrawn

NOTICE: Racking Handle Damage. Turning the racking handle beyond the stop will cause damage to the racking mechanism.

Handle rotated counter-clockwise until it can be stowed

Circuit breaker pulled into withdrawn position and removed

Sign off on the circuit breaker removal