
9
6LE007596Ad
Fixed circuit breakers
2.3 Description of the terminal blocks
Terminal
blocks
Description
Integrated or additional
COM/ESP Communication module
Either 2 connections via RJ45 cable for connection to the Modbus-RTU HWY965H module.
Or 1 connection via RJ45 cable for connection to the Modbus-TCP HWY966H module.
External sensors 4
th
S1 and 4
th
S2: connection of an external ENCT neutral current sensor for 3-pole
circuit breakers.
Additional
HW1 circuit breakers are equipped with terminal blocks designed to connect the accessories.
Some are provided as standard and always installed while others are installed according to the
circuit breaker configuration.