Circuit breaker labeling
Each 3VA UL molded case circuit breaker is labeled with all UL-required information and is
thus clearly identifiable:
①
②
③
3VA molded case circuit breakers with UL and IEC certification
Manual, 01/2019, L1V30435333-01
"Connection information" adhesive label
Connection socket for EFB300 external function
box and MMB300 maintenance mode box on
the ETU
Connection possibility for an external current
transformer (for neutral conductor protection,
etc.)
④
Adhesive label insert (in accessory compartment)
⑤
"Detailed information on installed connection
technology" adhesive label
⑥
"Internal accessories" adhesive label
Description
2.3 Technical details
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