Table of Contents
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Locking provision for safety locks
(1)
Locking provision to prevent unauthorized closing - Safe Open
(2)
Locking provision for local electric close
(3)
Key operation for local mechanical close
(4)
Locking provision to prevent racking of the withdrawable circuit breaker in the disconnected position
(5)
Locking provision to prevent unauthorized closing of the withdrawable circuit breaker
(6)
Locking provision for racking handle
(7)
Lockable and sealable cover for the electronic trip unit
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
4.8 Accessories for protection against unauthorized operation
Accessories
305
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Table of Contents
Troubleshooting
