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Technical
Section 11
Dimensions
Section 12
2
Tripping auxiliaries:
IEC/EN 60947-1
b
b
iMN: undervoltage release
b
b
iMNs: delayed undervoltage release
b
b
iMNx: undervoltage release, independant from supply voltage
b
b
iMX: shunt release
b
b
iMX+OF: shunt release with open/close contact.
EN 50550
b
b
iMSU: overvoltage release
Indication auxiliaries:
IEC/EN 60947-5-1
b
b
iOF: open/close contact
b
b
iSD: fault indicating contact
b
b
iOF/SD+OF: open/close contact and switchable OF or SD contact.
IEC/EN 60947-5-4
b
b
iOF+SD24: open/close contact OF and default indicating contact SD with Ti24
interface.
b
The electrical auxiliaries are combinedwith
iC60circuit breakers, iID residual current circuit
breakers, remote tripping switchdisconnector
iSW-NA , RCA remote controls andARAautomatic
reclosers; they enable trippingor remote
indicationof their position (open/closed/tripped)
upon a fault.
b
They are fastenedby clips (without tools) to the
left sideof thebreaker.
b
The iOF/SD+OF auxiliary is a 2-in-1 product: via
amechanical selector switch, it provides two
contacts, OF+SDorOF+OF.
b
The iOF+SD24auxiliary can report open/closed
(OF) status information and intentional or fault
trippingof the associateddevice (SD) to theActi 9
Smartlink or aprogrammable logic controller via
theTI24 interface (24VDC).
DB404939
Electrical auxiliaries for
iC60, iID, iDPN Vigi, RCA and ARA
Protection
Circuit protection
Earth leakage protection