Technical information

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1SDC210033D0202
Accessories
Accessories for electronic trip units
Current sensor for external neutral
The current sensor for external neutral is applied to the uninterrupted neutral conductor. It allows the
reading of the neutral current for all the protection functions.
Main features:
Q
installation: the external neutral current sensor is available for XT2 and XT4 three-pole circuit-
breakers in the fixed/plug-in and withdrawable version equipped with Ekip LSI, Ekip LSIG elec-
tronic trip unit. The sensor must be connected to the release with the specific connector, which
must be ordered separately.
Connection accessories
Devices which allow the electronic trip unit to be connected to external plant units or components.
The connectors are available for the circuit-breakers in fixed, plug-in and withdrawable version.
Name of connector Trip Units
External neutral connector Ekip LSI – Ekip LSIG – Ekip E-LSIG
Connector for PR212/CI Ekip M-LRIU
Connector for 24V DC auxiliary power supply
Ekip LSI – Ekip LSIG – Ekip M-LRIU – Ekip E-LSIG
Connector for PTC Ekip M-LRIU
Connector for external neutral voltage Ekip E-LSIG
The connector for the auxiliary power supply is inserted inside the right-hand slot of the circuit-
breaker, and occupies the space of two due auxiliary contacts. To check compatibility with the
auxiliary contacts, consult the compatibility tables in the Accessories chapter.
Connector for 24V