Siemens ETU776 - ETU776 Overcurrent Protection Settings; Vorsicht for ETU776 Overcurrent Settings; ETU776 Overcurrent Protective Functions; ETU776 Overcurrent Characteristics

5WL Circuit Breaker Selection and Application Guide
WL Circuit Breaker
Breaker Assembly View
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2
3
4
6
Exterior breaker features
1. Secondary contacts
2. Charging handle
3. Centralized operator panel
4.
Integral racking handle with position indicator
5. Trip unit with LCD
6. Arc chutes
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2
3
4
5
6
13
12
11
10
9
8
7
5
Interior breaker features
1. Remote closing coil
2. Second shunt trip or UV release
3. Auxiliary switch
4. Automatic charging motor
5. Operation counter
6. Operating mechanism
7. Electronic trip unit (ETU)
8. Optional ground fault module with alarm
and trip functions
9. Interchangeable current rating plug
10. Breaker status sensor (BSS)
11. Bell alarm contact with remote reset
12. Shunt trip coil
13. Ready-to-close-contact
Courtesy of NationalSwitchgear.com