Accessories
4.8 Residual current devices
Front view of Basic RCD320 and Basic RCD520
RCD320
①
②
③
④
⑤
⑥
⑦
⑧
⑨
⑩
320
Circuit breaker
Type designation
Standard
Approvals
LED: ACTIVE and pre-alarm
Knowledge Manager
Rated insulation voltage and rated impulse
strength
Location and date of manufacture
Device type
Product version
⑪
Article number
⑫
Maximum rated operational current, rated
operational voltage and frequency
⑬
Setting button for response current
⑭
Transparent protective cover over setting
buttons
⑮
Test button (test device)
⑯
Reset button / tripped display
⑰
Auxiliary contacts
⑱
Contact hazard protective cover over main
current paths with sealing option
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02