Siemens ETU745 - WL Circuit Breaker Introduction and Overview; WL Circuit Breaker Features and Benefits; Applications; UL;CSA 489 and UL 1066 Listings

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WL Circuit Breaker selection and application guide
Low Voltage Circuit Breaker
Draw-out cradle assembly view
Cradle accessories
1. Mechanical interlock (not shown)
2. Isolation shutters
3. Auxiliary contact switches (MOC)
4. Dual key-lock location
5. Breaker position swiches (TOC)
6. Communication or secondary terminals
7. Optional arc chute cover (not shown)
Standard cradle
1. Stationary secondary disconnect
2. Primary disconnects
3. Cradle frame assembly for draw-out breakers
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