Fixed Device

The following image shows the standard version of the fixed device (no optional accessories).

A Mounting side plate

B Carrying grip

C Arc chute

D Blue fault-trip reset button

E Opening pushbutton

F Closing pushbutton

G Terminal blocks for standard accessories

H Front cover

I Spring charging handle

J VBP pushbutton locking cover (optional)

K Rating plate

L Spring charged and ready-to-close indicator

M Main-contact position indicator

N Window to read the (optional) CDM mechanical operation counter

O Control unit

P Control unit transparent cover

The following image shows the accessories available for the fixed device.

A ULP port module

B Terminal blocks for optional accessories

C Four OF indication contacts (delivered as standard)

D MCH gear motor

E CDM mechanical operation counter

Z1, Z2 See following images

The following images zoom in on the accessories for the fixed device:

F Standard SDE1 fault-trip indication contact

G Optional SDE2 fault-trip indication contact or RES electrical remote reset

H Microswitch

I M2C programmable contacts or ESM ERMS switch module

J Isolation module

K MN undervoltage release or MX2 opening voltage release

L XF closing voltage release

M MX1 opening voltage release

N PF ready-to-close contact

O VSPO OFF-position locking by keylocks (incompatible with BPFE pushbutton)

P VCPO OFF-position locking by padlocks

Q BPFE electrical closing pushbutton

Terminal block supplied as standard on the circuit breaker

Terminal block for optional accessories on the circuit breaker

The following table describes the assignment and the availability of the terminal blocks for fixed circuit breakers and switch-disconnectors:

Standard terminal blocks and the associated accessories are delivered with the device.
Optional terminal blocks are delivered with the device only if the associated optional accessories are installed in the device.
N/A indicates that the terminal blocks and the associated optional accessories are not compatible with the device.

Marking	Description	Circuit breaker	Switch-disconnector
COM	Terminal block for the external power supply of the MicroLogic X control unit	Standard	N/A
COM	or ULP port module	Optional	N/A
UC1	Zone selective interlocking (ZSI), rectangular sensor for earth-leakage protection, or MDGF module input	Standard	N/A
UC2	Neutral external sensor, rectangular sensor for earth-leakage protection, or MDGF module input	Standard	N/A
SDE2/RES	SDE2 additional fault-trip indication contact or RES electrical remote reset	Optional	N/A
M2C/ESM/UC4	M2C programmable contacts, ESM ERMS switch module, or external voltage connector	Optional	N/A
UC3	External voltage connector	Standard on 3P devices Optional on 4P devices	N/A
SDE1	SDE1 fault-trip indication contact	Standard	N/A
MN/MX2	MN undervoltage release or MX2 opening voltage release	Optional	Optional
MX1	MX1 opening voltage release	Optional	Optional
XF	XF closing voltage release	Optional	Optional
PF	PF ready-to-close contact	Optional	Optional
MCH	MCH gear motor	Optional	Optional
OF1-OF4	4 OF indication contacts	Standard	Standard