Accessories
4.8 Residual current devices
3VA molded case circuit breakers with IEC certificate
452 Manual, 03/2019, A5E03603177010-03
Loadside residual current device Advanced RCD820
The "Advanced" residual current devices of type RCD820 are available as an accessory for
3VA2 molded case circuit breakers.
Front view of Advanced RCD820
Circuit breaker
Product version
Auxiliary contacts
Article number
Type designation
Maximum rated operational current, rated
operational voltage and frequency
LED: ACTIVE, communication, pre-alarm
Setting button for response current
Tripped display
Transparent protective cover over setting
buttons
Knowledge Manager
Test button (test device)
Setting button for delay time
Approval
Rated insulation voltage and rated impulse
strength
Standard
Location and date of manufacture
RCD-to-ETU connecting cable
Device type
Contact hazard protective cover over main
current paths with sealing option
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