Applications
3.1 Use of the 3VA UL molded case circuit breakers in line protection
3VA molded case circuit breakers with UL and IEC certification
100 Manual, 01/2019, L1V30435333-01
Suitable 3VA UL molded case circuit breakers and trip units
3VA UL molded case circuit breakers equipped with the following trip units are suitable for
use in line protection:
● 3VA5 with thermal-magnetic trip units
– TM 2-series (Page 102)
● 3VA6 with electronic trip units
– ETU 3-series (Page 105)
– ETU 5-series (Page 117)
– ETU 8-series (Page 117)
● Sealable, transparent protective cover of trip units
All trip units for the 3VA UL molded case circuit breakers have a sealable protective
cover. Sealing this protective cover is intended to prevent unauthorized changes of the
setting values.
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